Loewe Opta Meteor 1781W - 1956 - Part 1

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  • čas přidán 14. 09. 2023
  • A Loewe Opta Meteor 1781W that has been dropped. I was asked by a friend if I could repair it. The case is broken after being dropped but he said it worked. When I try it I am disappointed to find not everything is working as it should. This is going to be a bigger job than I thought!
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Komentáře • 396

  • @billmcdonald2436
    @billmcdonald2436 Před 10 měsíci +23

    I like how nothing intimidates you David. Most people would never try to rebuild a transformer like that. You’ve taken Antique radio repair to the next level.

    • @antoniobarra2752
      @antoniobarra2752 Před 10 měsíci +2

      Qui da noi in italia riavvolgiamo sia i trasformatori che le medie frequenze

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Bill 🙂

    • @antoniobarra2752
      @antoniobarra2752 Před 10 měsíci

      Intimidazioni? Ma lei scherza,questi tipi di interventi sulle radio o sulle tv d'epoca vengono fatte con materiali d'epoca o sostituzioni che non intaccano l'estetica dell'oggetto.E ribadisco che come artigiani siamo i primi nel mondo, i trasformatori li realizziamo meglio di quello visionato nel filmato.Le auguro buona giornata.

  • @bigmotter001
    @bigmotter001 Před 10 měsíci +7

    Thank goodness for your vision recovery Dave. We would seriously miss your content for educational and entertainment value. But most importantly we would miss a friend! Thanks for posting and looking forward to part 2 of this repair! Thanks again and take care!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Hi John. My vision is back about 95% and I can see well enough to keep working. I have met so many nice people on my adventure, Thanks John 👍🙂

  • @craignehring
    @craignehring Před 10 měsíci

    So happy to have you as a neighbor David even though you are a world away

  • @kharakim
    @kharakim Před 10 měsíci +28

    Glad to hear you've recovered your vision, especially since it gives us the pleasure of seeing your moxie and mastery in re-manufacturing that transformer. BTW, kudos for the first-rate audio, camera work, and editing. Great to watch.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +3

      Thanks Moshe. It was all quite sudden, the operation has sorted it and my vision is slowly improving 🙂

    • @superhet7281
      @superhet7281 Před 10 měsíci +1

      My sentiments exactly! Well said.
      Bravo, Dave! Fantastic work!

  • @markdesjardins3153
    @markdesjardins3153 Před 10 měsíci +1

    Woohoo, another Dave Tipton video. I've been binge-watching your old videos lately to get my Dave fix. Luckily my memory is pretty shot these days so what was old is new again. Old age is great, you're always meeting new people and you get to hide your own Easter eggs. I told my son the other day to quit making fun of my memory otherwise he'll be sorry when there are no eggs under the tree this Christmas. Anyway, a superb job as always and I hope your eyesight remains good as well as your health in general.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Mark. Luckily my memory is still good. Luckily my memory is still good 👍🙂

  • @chriskilby5300
    @chriskilby5300 Před 10 měsíci +5

    hi dave hope you are well. love your videos. been checking every day for a new adventure. today my lucky day.

  • @mikecass8306
    @mikecass8306 Před 10 měsíci +2

    Thanks Dave, glad you are back and on the mend. Nice winder, loved the fried eggs!!! 😄

  • @ctbcubed
    @ctbcubed Před 10 měsíci

    Another great video Dave! That transformer is beautiful and deserves to be displayed prominently, not hiding inside the radio! Your new coil winding machine looks amazing too. You really went the extra distance on this one. Glad to hear your health has improved so you can continue to do what you love and share it with the world!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thank you Chuck. I am happy with my vision now, it's probably better than I hoped 👍🙂

  • @reglard
    @reglard Před 10 měsíci +4

    I can't imagine Dave on a cruise, I thought he was a permanent fixture of his workshop.

  • @philpartin8618
    @philpartin8618 Před 10 měsíci +9

    Hi Dave. Thanks for another great project. Love your videos. Stay well.

  • @stevec5000
    @stevec5000 Před 5 měsíci

    This is the only time I've ever heard of someone having their own coil winding machine!

    • @DavidTipton101
      @DavidTipton101  Před 5 měsíci

      It's not that uncommon for restorers and ex-repairers to have one. Second hand ones are like hens teeth to buy though. It has been handy, I have rewound a number of transformers not seen in videos so I have been able to recoup some of the cost. Thanks Steve.

  • @iantyler4045
    @iantyler4045 Před 10 měsíci

    You are now officially the transformer whisperer. I was glued to the monitor watching you rewind that transformer. 53 minutes went in a flash. Looking forward to the alignment of that beast. It must have cost a pretty penny when new. Glad to hear your health is on the mend. Great video as usual.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Ian. If it hadn't worked I would be more than whispering 😄

  • @jeffreyhickman3871
    @jeffreyhickman3871 Před 10 měsíci

    ANOTHER nice 👍 radio 📻 to save from the dump. Be careful, in case this has a dual dial cord system. I REALLY like 👍 the grille cloth, and the overall design. Your friend, Jeff.

  • @mackfisher4487
    @mackfisher4487 Před 10 měsíci +1

    This was a great radio adventure, you outdid your self Dave, and what a great wife to let you spend your vacation money on a coil winery machine.
    Sorry to hear about your vision issues but sounds like you're going to be okay. Suggestion, use a magnet near were your drilling as well as your paper to prevent shavings from getting to the components.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Good thinking Mack. I'm good now thanks 👍🙂

  • @allenshirley1077
    @allenshirley1077 Před 10 měsíci +6

    Hello Dave - 52:19 Your videos can never go too long! It's a pleasure to change my morning routine and spend time with you. My wife did miss me having her work lunch prepared but she won't be mad very long! 😂
    The video length, bits of humor and the extra camera and editing work indicate you're doing better. I certainly hope so!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thanks Allen, I'm almost back to normal and can do everything with a good light and sometimes some magnifying glasses 🙂

  • @CraneofBoulogne
    @CraneofBoulogne Před 10 měsíci +1

    WOW Dave! Looks like you have visited with Q again during your holiday. You have a great winder for transformer repair. Good for you, good of you to share it all with us.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thanks Jeff. I have a few projects in mind for the winder 🙂

  • @electronicsoldandnew
    @electronicsoldandnew Před 10 měsíci +4

    That was a great job on the transformer. Good thing you saved on your holidays 😊 and I’d like to express my appreciation for your wife’s wisdom. Great lady … I’ll show my wife this video so she can see how a restorer’s wife should behave 😅
    That chassis seems to have a lot of room to work in, which certainly makes life a lot easier. Be careful when cleaning the chassis. The gold comes off 😮 (don’t ask me how I know that). Thanks again Dave, and hope the health issues are all sorted.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Hi Manuel. I know (now) the gold comes off, don't ask me how I know 🙄 I had a can of gold spray which was a perfect match. Good luck with your wife training, it seems to work the other way most times. Thanks Manuel 🙂

  • @jagmarc
    @jagmarc Před 10 měsíci

    I think we all have a go at re-winding a big power transformer at least once in life but often don't succeed. Apart from switchmode psu inductors I've never been much good it so to watch someone else succeed is nice to see. Thanks!

  • @stevescheberle277
    @stevescheberle277 Před 10 měsíci +5

    Thanks Dave! Nice winding machine. Glad to hear your eyes are on the mend. Here’s to your continued health! Looking forward to part 2.

  • @Robert-bd4mb
    @Robert-bd4mb Před 10 měsíci

    Hi Dave. Never apologise for long videos. I find them particularly interesting. Often far more entertaining than some of the stuff on British TV. Glad to hear your vision is back to good again, so carry on the good work , Cheers Bob.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Robert. I would rather watch YT than TV most of the time too. Cheers 🙂

  • @TomBilicus-vl7ns
    @TomBilicus-vl7ns Před 10 měsíci

    EXCELLENT JOB MAKING THAT TRANSFORMER!!!

  • @VintageRadioSteve
    @VintageRadioSteve Před 10 měsíci +1

    Dave, I really enjoyed this one - it's great to see that new winder in operation... and I immediately went shopping on AliExpress afterwards to see what I could get one for... they're actually not too bad, although I would still be shot if I bought one at the moment 😂. And I'll echo others who say your videos are never too long... the only problem with them is they make me feel guilty for not getting one of my own out in far too long... although I have a three week deadline to get a couple of things done, so I will have to get back into the garage asap. Great work on this one though - and thanks for sharing it with us. Cheers, Steve

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Hi Steve, The cost of the winder is pretty cheap, the shipping kills it but I spent an age looking for mine and found one at a pretty reasonable price. That sleepout must be finished by now, we need to see some NZ radios fixed, I have a few here 😉👍

  • @bofor3948
    @bofor3948 Před 10 měsíci +2

    I haven't wound a transformer since my apprentice days back in the 70's. The machines we had were a lot slower than that chinese model. Really impressed that you have the patience and tenacity repairing these old vacuum models to rewind transformers and coils. I try to adapt similar transformers from basket cases before I shelve it (for Ron) or calling the radio i am working on a basket case. Nice work and looking forward to the next part of this restore.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks @bofor3948. I will run it slower next time. I thought 15% of max speed would be slow enough 🤔🙂

  • @donhall2759
    @donhall2759 Před 10 měsíci

    Great video! You wouldn't think something as electrically simple as a transformer could be such a complex nightmare, but here we are. Excellent tip on the hole saw, but I couldn't get that to work for me. But, the cheap tools emporium had some chassis punches that came to my rescue so that's an alternative. Looking forward to your next video as always.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Hi Stephen. They are a simple device but a bit of a learning curve to get a decent result. I have been looking for chassis punches, especially 'D' punches but they are many hundreds of dollars, even for one punch. A much neater and cleaner chassis hole making option. Thanks Stephen 👍🙂

  • @terryblackman6217
    @terryblackman6217 Před 10 měsíci +3

    That winder is some piece of kit. Nice job as usual, looking forward to seeing the next video.

  • @wardy2002
    @wardy2002 Před 9 měsíci

    Patience of a saint. I enjoyed that.

  • @colingymer
    @colingymer Před 10 měsíci

    Pleased to heard your eyesight is resolved. Most impressive txf rewind, you seem to have a tool for every eventuality. I admire your skill, you seem to be something of a polymath. Your self effacing commentary is most amusing and appealing. Best wishes from the U.K.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Colin, eyesight is returning nicely. I am a bit self effacing, I will work on that 👍🙂

  • @lakrfan4980
    @lakrfan4980 Před 10 měsíci +1

    That was fascinating work on the power transformer and very satisfying to watch you rebuild it. By the way a little egg never hurt anyone 😃

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks @lakrfan4980. I love an egg in the morning 🥚👍🙂

  • @vextenoch
    @vextenoch Před 10 měsíci +1

    Wow, what a surprise. Marko Delač is my friend from electrical school and his father was my English professor. Regarding your work, I always envy you how neatly you wind transformers. I don't have that skill nor patience.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks you Veljko. Marko has been very helpful 😀

  • @db3501
    @db3501 Před 10 měsíci

    Stay well David. It's always nice to see that the exceptional build quality of those 50's era German radios is still appreciated all over the globe.
    The transformer is faulty because of a wrong setting in the voltage selector, I guess (240V vs. 220V spec.). We can make do with the original transformer here in Europe without problems, even after all those years.
    Don't hesitate to ask European enthusiasts for more antiquities, we can still pull those old radios from the junkyard on a regular basis, if you can pay for shipment :)

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks DB. This radio came direct from Europe so shouldn't have been subject to a higher voltage, it still had the European plug as well 🤔 Thanks DB, I'll keep that in mind for future European radio spares 👍🙂

  • @stephenmalone1673
    @stephenmalone1673 Před 10 měsíci

    Always a pleasure. And, I enjoy long videos. Thanks, David.

  • @malcolmgibson6288
    @malcolmgibson6288 Před 10 měsíci

    Another trip down under and a great way to spend a wet Lancashire evening.

  • @ervwatson4988
    @ervwatson4988 Před 10 měsíci

    Another great video. What a wife.....holiday money for a computer controlled core winder. You got a keeper. Very neat machine.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Haha... yes, she is very understanding... plus I bug her so much I wear her down (not really). We have been hitting the road again on holidays after the covid break, woohoo 🙂

  • @stephengorin3059
    @stephengorin3059 Před 10 měsíci

    Great work on that rewinding of the power transformer! It shows you the build quality in the day with a 50+ year old radio still working after a little TLC tobthe transformer. I love these old radios. Great to see you perserver with the rebuild. Next would be the alignment and cabinet work, looking forward to that !!. Good news in regards to you eye sight too.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Stephen. I'm improving on the rewinds, it's good to be able to do it, save a few radios that may be scrapped. Alignment next week 👍🙂

  • @clasicradiolover
    @clasicradiolover Před 10 měsíci

    I'm glad your surgery went well. A great thing for your health and we get the benefit of more great video from you. This was well done with great precision and patience. And of course success.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thank you @clasicradiolover. I had an excellent surgeon and he looked after me very well 🙂

    • @clasicradiolover
      @clasicradiolover Před 10 měsíci +1

      @@DavidTipton101 I'm extremely glad you are doing well. As for your doctor, what do we call a person who graduated last from Medical School? Doctor. I'm glad your doctor was/is competent.

  • @paulperano9236
    @paulperano9236 Před 10 měsíci

    I assumed the delay was due to getting the beast on the table ! I bet Manuel was chuckling when he heard, 'That's all'.

  • @Antony_Jenner
    @Antony_Jenner Před 10 měsíci

    Sunday morning breakfast with Dave, a great start to the day! I was given a 1964 Goldentone ( Rose Morris Melbourne) 1755 guitar amp that needs some love. Upon inspection it has never been touched except some one had put a standby switch in and drilled through the front panel back lit logo to fit it.🤬Thanks mate awesome video keep well!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thanks Antony. That is annoying when someone drills a hole and ruins the product and especially the logo 🤦‍♂️ Hopefully you can get a replacement 👍🙂

  • @midnightwind8067
    @midnightwind8067 Před 10 měsíci +3

    I think this guy is the seed engineer for the Australian space program. Next month, a moon mission. Next year he’s beating Elon to Mars. No parts? No worries. He’ll make one. This channel is off the hook.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks midnightwind. The Aussie space program would be in trouble if I was involved in it 😄

  • @PaulinesPastimes
    @PaulinesPastimes Před 10 měsíci

    Totally absorbing to watch as always. The transformer is beautiful. I do like these German radios, so full of features. Looking forward to next time. 😊

  • @jimburns348
    @jimburns348 Před 10 měsíci

    WHOLLY MOLELY! That’s sommme coil winding machine. Great job on that power transformer Dave 👍👍 That radio really really rocks. 😮

  • @BobAndersson
    @BobAndersson Před 10 měsíci +1

    Thank goodness the mains transformer on mine worked as that would have been a total show-stopper for me. I chose to restuff the rectifier (and dual electrolytic) so I needed a dropping resistor as well and also a mains dropping resistor to get the filament voltage right as it's 240V plus here.
    I had to totally strip and refinish my cabinet which was terribly faded but at least the veneer was in good condition. I also dyed the grill cloth in place (it was too well glued down to remove) using a Procion MX gold dye. Very scary to do but it came out well - if you're tempted then test first as it's very easy to overdo the colour.
    If you haven't spotted it already then there's a bandpass function built into the volume pot (push/pull) which you'll need account for during AM alignment. But it's great to see you've finally been able to tackle this radio and to hear that your health issues are behind you. I'm looking forward to Part 2. Thanks for sharing.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Hi Bob, a failed transformer is a show stopper for most repairers. It's good I now have a repair option available.
      Thanks for the grill cloth dying tip, interesting.
      Well... I know now there is a bandspread function, it caused me some grief in part 2. I will just say I wasn't aware it was there... 🙄

  • @hestheMaster
    @hestheMaster Před 10 měsíci

    Nothing worse than rewinding a power transformer. You have a top of the line machine there. I don't think Don from Restoreoldradios has one so sophisticated. Always a great learning experience from you on how to do things right. But
    you're not done yet. Too many things left , so on to a part 2!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Hi Steve. Agreed, rewinding is a lot of work. The winder makes it easier but a lot of work to get to that stage 👍🙂

  • @montyzumazoom1337
    @montyzumazoom1337 Před 10 měsíci

    That was really interesting, looking forward to the next instalment.

  • @grahamrdyer6322
    @grahamrdyer6322 Před 10 měsíci

    It,s those little hints and tips that gets me, Thanks for the video,s.

  • @Leo6009
    @Leo6009 Před 10 měsíci +5

    Hello Dave,
    The transformer label was a dream & in such good condition. The owner has to be impressed with that transformer rewind. 😁
    It’s sounding pretty good already.
    I am looking forward to your next Radio Adventure on this restoration.
    🙋‍♂️😁

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thanks Pete. I hope the owner is happy with the transformer 👍🙂

  • @martinbrooks1562
    @martinbrooks1562 Před 10 měsíci

    As always a good watch, thanks David, cannot wait for the next episode, ❤

  • @catey62
    @catey62 Před 10 měsíci +1

    A little tip that I dont know if you've heard of. but if you want an environmentally friendly way to remove rust, mix molasses with water in a 9-1 ratio. let the parts soak in it for about a week if you have the time, then just give them a good scrub and they'll come up nice and clean, especially if they only have minor rust.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      I think I have heard of that before but forgotten about it. I usually don't have that much time but I will give it go if I can. Thanks @catey62 👍🙂

  • @juliangerardcascio1111
    @juliangerardcascio1111 Před 10 měsíci

    Glad you are doing good 👍 😊 !! Good luck with the Radio 📻 👍 !!!!

  • @lyntonprescott3412
    @lyntonprescott3412 Před 10 měsíci +1

    Excellent work David. Love the coil winding apparatus, far too high tec for me! Heard a station from NZ this morning on the SW but unable to establish contact. Big changes here, my beloved motorcycle has been sold. New central heating boiler ordered, and the next one is a new bathroom to accommodate my wife’s worsening condition.
    Hope you and the good lady are keeping well. Best wishes
    Lynton G4XCQ

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Hi Lynton, thank you. Sorry to hear the bike has moved on. NZ has a shortwave service transmitting to the surrounding islands. I think it switches frequency on some sort of schedule to cater to different islands. I can get it here occasionally. Sorry to her your wife is struggling. All the best to you both 🙂

    • @lyntonprescott3412
      @lyntonprescott3412 Před 10 měsíci +1

      @@DavidTipton101 thanks for the good wishes. Take care. Lynton.

  • @Peugeot306
    @Peugeot306 Před 10 měsíci

    Great job rewinding that transformer. Have a nice weekend David.

  • @paulbennell3313
    @paulbennell3313 Před 10 měsíci

    Lovely bit of kit, it'll sound fantastic when it's on it's own speakers. New transformer winder is impressive, once you've sussed the fine tuning it'll be worth it's weight in gold!

  • @MCML50
    @MCML50 Před 10 měsíci +1

    Hi David, It is called 3 d because the radio has 3 loudspeakers. They say so because the sound is 3 d. My Swedish radio also have this, the one i bout during the summer. It was nice to se a European radio on your video. And as usual I like your videos.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Hi Claes. Yeah, I guess so. It was a bit of a marketing ploy by Loewe as far as I can see. I point it out in part 3 but the switch simply connects the two side speakers into the circuit, otherwise it uses just the main single speaker. Thanks Claes 🙂

  • @LarryDeSilva64
    @LarryDeSilva64 Před 10 měsíci +1

    That looks like my radio made by kapcsh in Austria. Same set up with push buttons and shows places like Luxemberg on the face and also has the magic eye tube it was made in 1957 and I bought it at a garage sale 2 yrs ago for $20. It needed a new ferrite core and some wires resoldered. Mine does work. You sure went the extra mile on this one David. Rewinding the entire transformer yikes. Love watching you work.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Hi Larry, I hope all is well with you. $20 was a good buy. All these German radio look alike, it's hard to tell them apart sometimes. Thanks Larry 🙂

    • @LarryDeSilva64
      @LarryDeSilva64 Před 10 měsíci +1

      @@DavidTipton101 I see my oncologist for the first time in 3 months for a recheck to go over my blood test results which 98% of are normal. So I will find out Tuesday.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      I wish you all the best Larry. My latest test last week... all clear so far 🙂

  • @christopherhulse8385
    @christopherhulse8385 Před 10 měsíci +1

    Another excellent repair, 150v mains tapping on the original transformer makes me wonder where in the world had 150v mains?

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      I was wondering the same thing Christopher 🤔🙂

  • @ralphj4012
    @ralphj4012 Před 10 měsíci +2

    Respect, good recovery from egg-on-face (desk, schematic). There looked to be a lot of vibration when winding (some to be expected, but the table looked to be joining in the fun). You can use a step drill instead of a hole saw, if you use it in a drill press you should end up not having to file, he says, confidently.

    • @SeekingTheLoveThatGodMeans7648
      @SeekingTheLoveThatGodMeans7648 Před 10 měsíci

      The bouncy table might well be why gaps were developing in the windings. Something to add mass to the whole setup (like stone? cementing flagstones to the top of the table?) could get that issue sorted.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      The table is quite solid, the camera was shaking a bit. The problem with drilling the hole was that it was off centre to the original hole. I used the piece of wood to create a new off centre pilot hole 🙂

  • @raymondmenard5444
    @raymondmenard5444 Před 10 měsíci +6

    Wow ! That was fascinating and relaxing to watch. Now that i'm actually working on a radio myself, i understand so much more everything you are doing. The winding machine is just great and for somebody like you it's money well spent. I've seen a few other videos of guys working on similar German radios who were just as surprised to discover s selenium rectifier in a ''capacitor can'' format. One of them almost never figured it out in fact :-). Can't wait for part 2 to come out, i'm especially curious to see what you are going to do with the damaged corner.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thank you Raymond. It would be tricky to follow along without some prior knowledge I bet. Once I turned it over I could see it was the rectifier 😄 Part 3 for the case, sorry Raymond 👍🙂

  • @michvod
    @michvod Před 10 měsíci +1

    Few notes: leaky paper capacitors always read high on DMM or similar cap tester. Tester is measuring the time to charge the cap, and the time is now longer due to leakage. You should get a leakage tester (insulation tester) to be sure, good cap will read OL on such tester (more than 1000 gigaohms). I replace them on sight, except for really special cases (like a tone cap with shield that has 0V DC on both sides).
    Small value electrolytic caps: I usually put leave them in place, but disconnect the + side (the one that isn't grounded) and keep it for the looks. I install a new small capacitor underneath, so that some of the originality is preserved, and the capacitor body acts a bit as a grounding shield. Also the tolerance for those old ones were -20%/+50% or even +100% at some cases. But the main problem is leakage current. Those caps are usually in high impedance circuits and even 0.1-0.2 mA leakage current can be too much. So I do 3 tests on caps: 1. capacitance, 2. ESR, 3. leakage current at close to rated voltage.
    Just my 2 cents. Btw really liked your transformer winding :) I'm sure this radio will end up even better than it was from the factory

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks for the notes @michvod. I was aware of most of them. I have a megger and do use it to test caps, I don't usually bother as I replace them anyway. Interesting idea to hid smaller new cap under the old ones. The winding was interesting. I hope to get better as I do more 👍🙂

    • @michvod
      @michvod Před 10 měsíci +1

      @@DavidTipton101 Yeah, I love that winding machine, and your skills. Yeah burned transformers aren't fun. For the caps, I try to preserve as much of the originality, so leaving the old components in, of course disconnected is always a consideration. I also restuff paper capacitors sometimes, but only on rare radios.

  • @sw6188
    @sw6188 Před 10 měsíci

    Reading all the comments about starting your own transformer winding business, most of them are joking of course but the reality is that there are very few transformer winders around now who will deal with small units like these. Most of the companies that do transformers are more on the industrial side and charge quite a bit to do small transformers.
    Over this side of the ditch in NZ I know of only one chap who is still winding transformers and he's getting on a bit. Eventually he will pass on and there will be one less option for getting them done. I have encouraged a young chap who is surprisingly skilled in electronic repair (he's only 17) to look at learning the art of transformer winding as it will serve him well for the rest of his life and provide a little extra income on the side.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      I don't want to be winding transformers all the time but very handy if I need to do one for myself or the occasional friend. If I had tried to get this rewound it would have cost hundreds of dollars and the guy that used to do them for me retired. I might as well put the money into a new winder. I hope your young friend can set himself up but I doubt there is much money to be made from the venture, at least from the hobby side of it 👍🙂

  • @theoldbigmoose
    @theoldbigmoose Před 10 měsíci

    Very nice job with your winding machine! If you look at the video, when the windings laid down perfect it seemed like the lead was right on, when they skipped a bit, it seemed the lead was a little ahead of the windings. All in all a great addition to your kit!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      There are a few improvements I can make @theoldbigmoose, that is one of them. I hope to make steady improvements as I learn more 👍🙂 Thanks.

  • @Theoobovril
    @Theoobovril Před 10 měsíci

    Great work, David, love the new bench toy for winding transformers, it looks great and performs very well.

  • @user-eg3yv3xr7s
    @user-eg3yv3xr7s Před 10 měsíci

    Wow !! Very interesting !! I've never seen a transformer rebuilt before.

  • @ellesmerewildwood4858
    @ellesmerewildwood4858 Před 10 měsíci

    Fantastic machine and what a wonderful understanding wife you have there, sacrificing the holiday money for the winder.
    Watching the machine spinning and the discrepancies in the winding, I wonder if it's just winding too fast and there's a bit of bounce in the wire especially since you're winding onto a square spool. I dunno, just a thought.
    Great to hear you're getting through your health issues, that's the most important thing of all.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Ellesmere. I think she capitulated with the winder to stop me whining 😄 That's a thought, it can be run a bit slower, I'll try that next time 👍🙂

  • @ottodydaktyk
    @ottodydaktyk Před 10 měsíci

    Hi David, good to hear that your eyesight has improved. The winding machine is very nice, I suggest rigging something up so the wire feeds off of the spool directly into the guides. Your video skills are very good. Wiping the egg off of the schematic looked cool. Well done as always. Kudos and shalom!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thanks Otto. I am going to design a reel so the wire can feed of the spool without twisting the wire. Shalom 🙂

  • @lookoutleo
    @lookoutleo Před 10 měsíci

    Your great at this restoring radios and love your Sense of humour . The cruise ship on its side video :) the Germans make lovely old radios

  • @mauricedarmody4424
    @mauricedarmody4424 Před 10 měsíci

    Always a pleasure to watch

  • @waynethompson8416
    @waynethompson8416 Před 10 měsíci

    Great video Dave! Lots of interesting stuff in this one. So happy to see a new video from you!

  • @alanm2809
    @alanm2809 Před 10 měsíci +1

    Thanks Dave, a pleasure to see your expertise and the new equipment at work.

  • @LockdownElectronics
    @LockdownElectronics Před 10 měsíci

    Excellent as always, and an impressive coil winding machine!

  • @greggsvintageworkshop8974
    @greggsvintageworkshop8974 Před 10 měsíci

    Really beautiful work on that transformer David! Boy I would love that winding machine! A bit out of my budget.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Gregg. You just have to keep bugging your wife till she buckles 😄

  • @dianeramakers3368
    @dianeramakers3368 Před 10 měsíci

    Glad that your sight has recovered after your operation.
    Great to see you rewinding the transformer.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Diane. Eyes are getting better thanks 👍🙂

  • @ceebee23
    @ceebee23 Před 10 měsíci

    zen and the art of transformer building!!! as always David amazing stuff!!!!

  • @wayneparris3439
    @wayneparris3439 Před 10 měsíci

    Dave, I just started watching this video, I'm looking forward to another outstanding adventure.
    Now that I am on the east coast of the US. I so seldom get to see a just released video from you. It is 3 46 am and I just woke up for no reason. I do watch and like all your videos though commenting on them is not as frequent.
    This looks to be a nice adventure so, back to the video.
    Rewinding a transformer is an adventure. Nice winding machine!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Hi Wayne. I hope you enjoy it

    • @wayneparris3439
      @wayneparris3439 Před 10 měsíci +2

      ​@DavidTipton101 very clean rewind. In 73 I studied rewinding motors, I wish we had equipment like that!
      Modern csps are so much smaller than back then, much better quality too. I would be happy to buy caps from Carl but shipping half-way around the world is not practical.
      It is a great detail that the transformer label was in such great and reusable condition.
      Still saying the occasional prayer for your past health issue. ❤

  • @andygoldensixties4201
    @andygoldensixties4201 Před 10 měsíci +1

    awesome job with the transformer

  • @genestatler2514
    @genestatler2514 Před 10 měsíci +1

    I've been impressed with your radio repair and rebuild abilities for some time now David, and I really appreciate your humor!! 😅Best wishes on your eyesight health. Gene from Tennessee.

  • @domtrimboli6238
    @domtrimboli6238 Před 10 měsíci

    Hi Dave, great video always interesting and pleasing to see how you overcome each challenge that pops up.cheers.

  • @PapiDoesIt
    @PapiDoesIt Před 10 měsíci

    That winding machine will work a treat once you get the details ironed out.

  • @DerekHerbst747
    @DerekHerbst747 Před 10 měsíci +1

    Lovely stuff, Dave!! I could use that winder. You've gotten me thinking thinks I shouldn't think!!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Haha... best not to think too much Derek 😄

  • @tomsing6384
    @tomsing6384 Před 10 měsíci

    Holy Cow, and you said that you were not comfortable working on solid state devices, but you rewind transformers, Mr. Carson's Lab can't even do what you do with transformers, you are amazing, if you were 25 you could probably start a rewinding business that would make a million dollars (AUD) thanks for showing the world how at lest to do transformers.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Tom. I might have to start a transformer winding business to pay for the winder 😄😉

  • @Donno308
    @Donno308 Před 10 měsíci

    Hi David
    What a pleasure to have a nice long video from you. Very interesting! With that new winding machine it seems there will be nothing you can’t fix. I’m sure it was money well spent, especially as it seems your interests are going in that direction.
    Sorry to hear you’ve been having vision problems. That would be incredibly frustrating. Seems you’ve had one thing after another lately. Hopefully it’ll be plain sailing from here on.
    All the best.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Hi Don. Thank you. If you need a winding job done, I'm happy to help. My vision problem started quite suddenly and escalated quickly over a few months and a few months recovery. I had a fine surgeon and he fixed it up brilliantly. I'm back to nearly as good as before sight wise. Health issues seem to escalate with age... funny that 👍🙂

  • @brianyoung9014
    @brianyoung9014 Před 10 měsíci +2

    Hi Dave, You are so conseincous with your work, Nice winding machine.

  • @rotwang83
    @rotwang83 Před 10 měsíci

    Very nice job on the transformer 👍 Most people would install a replacement. I like Loewe radios, worked on some lions (= Loewe 😉 ).

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Thanks @rotwang83. A replacement wouldn't be as much fun 😀

  • @josephmagedanz4070
    @josephmagedanz4070 Před 10 měsíci

    Another fine adventure, Dave...thanks for sharing.
    And I'm glad you're feeling better again. Looking forward to part two!

  • @dl7majstefan753
    @dl7majstefan753 Před 10 měsíci

    Great work! Especially on the transformer.

  • @martinoakley6651
    @martinoakley6651 Před 10 měsíci +2

    Another excellent video David and a new toy in the bargain. The Tipton Mk1, 2 and 3 coil winders were really good models - I think you should pick that one up again!! Anyway, really enjoyed seeing the start of the Loewe - hopefully you will be doing the cabinet resto as well!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Martin. I would have loved to have kept going on the mark 3 version but I was spending so much time on it I wasn't getting anything else done. The cabinet will be done 🙂

  • @edwardhannigan6324
    @edwardhannigan6324 Před 10 měsíci

    Wow, what an episode..That transformer winding etc...Being a newbie I'm trying to follow the process and it's a work of art mate..! Still trying to get my head around it, but fab repair and technical info..Top job..Ed..uk.. 😃 ( happy to hear your vision is improving )

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci +1

      Hi Ed, thanks. Transformers are pretty basic, a bit of math and they will work. Trying to get a neat end product is a little tricky. Thanks Ed, my vision is pretty good again 👃🙂

  • @peterkutas1176
    @peterkutas1176 Před 10 měsíci

    Great to hear that your okay! Very interesting your new transformer winder, great job. Also noted the 'Vegemite' product placement. Always enjoy watching your channel. Cheers for now!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks Peter. The Vegemite jar is my alignment tools holder 🙂 The winder will be great for future projects 👍

  • @wayneshirey6999
    @wayneshirey6999 Před 10 měsíci

    Nice work. Always enjoy these videos.

  • @Ragnar8504
    @Ragnar8504 Před 10 měsíci

    Looks like someone's worked on the radio in the not too distant past, one of the valves says "Made in Russia" and those green caps look fairly recent as well. The originals were probably all ERO100 paper caps. Roederstein (now part of Vishay-Roederstein) was a well-known manufacturer but paper caps are no good after 50-odd years, no matter who made them. They also had a bit of bad luck with their electrolytics in the 80s and early 90s. Older Roederstein caps are usually labelled ERO or Roederstein, later ones (early 80s onwards) are labelled ROE. If I remember correctly that logotype change occurred when the owner's son took over the company.
    Top job on that transformer!

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Thanks @Ragnar8504. I replaced the valve, the owner sent a set of NOS valves with the set so I fitted them after I rewound the transformer. One of the new valves caused distortion in the FM 🙄🙂

  • @philglover2973
    @philglover2973 Před 10 měsíci

    Awesome video thanks Mr Tipton very informative 👍🇬🇧

  • @phillipyannone3195
    @phillipyannone3195 Před 10 měsíci

    Very interesting video. You never cease to amaze. Love your new toy. 😊

  • @chrissmith7655
    @chrissmith7655 Před 10 měsíci +1

    Hi Dave , many thanks , hope eggs tasted ok, mine always do haha. From Nr Nr Liverpool UK.

  • @HDXFH
    @HDXFH Před 10 měsíci +1

    Nice and tidy and complete, this would be a great performer

  • @ripleysmith7583
    @ripleysmith7583 Před 10 měsíci

    Love the new tools. Great vid.

  • @Daniel_cheems
    @Daniel_cheems Před 10 měsíci

    Great to have you back Dave. The place wasn't the same without you!
    Congrats on the new CNC winder :)

  • @sheldonlatimer6688
    @sheldonlatimer6688 Před 10 měsíci

    😅hey David as usual the job looks great so far , can't wait for part 2

  • @richardbrobeck2384
    @richardbrobeck2384 Před 10 měsíci

    Nice Winder David and I really like that Loewe !

  • @MrNeilypops
    @MrNeilypops Před 10 měsíci

    Greetings from Luxembourg! Great work as per usual 😎

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      Greetings Neil in Luxembourg. Thank you 👍🙂

  • @lanini24
    @lanini24 Před 10 měsíci

    Amazing work!

  • @tubeDude48
    @tubeDude48 Před 10 měsíci

    It will be interesting what you will do with those buttons! WOW! That is one slick coil winder!! That transformer looks like it's been under water!
    ---
    At 36:30 I use a small butane torch to the wire; then some fine sand paper to remove the varnish.

    • @SeekingTheLoveThatGodMeans7648
      @SeekingTheLoveThatGodMeans7648 Před 10 měsíci

      I'd always simply used fine sandpaper or emery boards; no need to burn the insulation which might also embrittle the copper wire.

    • @DavidTipton101
      @DavidTipton101  Před 10 měsíci

      The winder is very good , I have a number of projects to use it on. I have used a torch in the past, that works ok if the wire doesn't get too hot 🙂

  • @CantKillMe
    @CantKillMe Před 10 měsíci

    🎉🎉 nice that new toy really helps you out there