Video

Here we test a 2 tube 3-500z amplifier. 225w of drive, 2500w pep out. 900ma ccs supply. available.

In this video I test my latest 3-500z amplifier. I also discuss a couple upcoming builds and my reluctance to take on repair (of other people's) work. I also show you how to spin the knobs to tune it.

Made in the USA! visit DXRacks.com dxracks.com/ double and triple rack coming soon!

Two tube GI-7B Desktop under test. Sockets, autostart, step start, metering, fixed tuned input. 120v.

Mountain Top Electronics single 7B amplifier under test. Auto start, Forced air cooling, 120v plug in wall, tuned input, HAS SOCKETS for easy tube replacement! 4 available ready to go right now! can ship anywhere you are will to pay for!

Not a lengthy discussion here. You found this video because you want to cut your coax so the jumpers are invisible in your system. The same rules apply to longer lengths as well for instance if you wanted to cut a huge length to go to your antenna, just do the math to calculate it in a full wave, Simple, to the point, enjoy your how to...

Mountain Top Electronics single 3-500z amplifier under test, small cabinet design. A useful 1kw amplifier.

Yet another Single 3-500z amplifier under test. Currently available. mountaintopelectronics.com

Mountain Top Electronics Single GI-7B/GI-6B amplifier.

Built like a brick s&%$house!, Two Piece unit, internal blower, vacuum cap on tune, all over sized components, chimneys, high efficiency plate caps, variable pi net input, oil filter capacitors, the works. This is your DX talk machine, runs hard but will not burn up after a couple keys.

mountaintopelectronics.com Genuine Penta Laboratories tube always.

Mountain Top Electronics 2 tube 3-500z test

MountainTopElectronics Single 3-500z test

MountainTopElectronics Two Tube GI7B

2 tube 3-500z Amplifier Mountain Top Electronics