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Author Topic: I'm searching for schematic diagram...  (Read 2335 times)
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IW3FZQ
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« on: August 18, 2009, 02:22:00 PM »

Hello all! I'm new to this forum. I'm searching for a schematic diagram of a vacuum tube AM transmitter for 160 meter or high portion of medium wave. The only one schematic diagram I have, uses a couple of octal tubes, without output filter and with a L-C oscillator and it has a very low power, only few milliwatts! It will be a good thing if its power is around some Watts and a crystal controlled oscillator.

Thanks !

Enrico, IW3FZQ

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KB2WIG
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« Reply #1 on: August 18, 2009, 03:42:16 PM »

Enrico,

Here's a link for a transmitter,

http://www.amwindow.org/tech/htm/813/813.htm

and one with a little less power,

http://www.amwindow.org/tech/htm/wb9eckseriesmod.htm

Welcome aboard Amfone,

klc
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What? Me worry?
IW3FZQ
Guest
« Reply #2 on: August 19, 2009, 05:18:44 PM »

Enrico,

Here's a link for a transmitter,

http://www.amwindow.org/tech/htm/813/813.htm

and one with a little less power,

http://www.amwindow.org/tech/htm/wb9eckseriesmod.htm

Welcome aboard Amfone,

klc


Hi KLC,

thanks a lot for your links, very appreciated. The schematic with 4x813 is too ambitious but the second link is well done!
.... and I'm owner of all four tubes!

73 de Enrico, IW3FZQ
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