Re: Tube messages

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From: Mike Silva (mjsilva697@earthlink.net)
Date: Tue Dec 18 2001 - 22:07:15 CST


C'mon, let the kids (me, me!) have their fun! They'll be growing up soon
enough...

Which reminds me, I've still got some 5763s left at $1 each (limit 5) plus
$2 shipping, if any more of you want to rough it ;-)

73,
Mike, KK6GM

----- Original Message -----
From: "Karl F. Larsen" <k5di@zianet.com>
To: "Low Power Amateur Radio Discussion" <qrp-l@Lehigh.EDU>
Sent: Tuesday, December 18, 2001 6:41 PM
Subject: Tube messages

>
> I fail to see what finding a 4cx-1000 has to do with QRP. I also
> am a little tired of seeing excited messages about getting a 12au7 going
> on 40 meters.
>
> Of the two the 12au7 is at least QRP. But gezzzz those days are
> over and life is so much nicer now. My FT-817 has a push-pull final amp of
> 2 transistors. That is interesting since it has a clean crisp signal just
> like my Ten Tec Argonaut, which has a push-pull final.
>
> I'm building for pleasure a 2N2 40 meter CW rig with nothing but
> 2n2222 transistors in it! But it will have one change by me. The final amp
> of the transmitter is 3 2n2222 but I am going to use 2 Radio Shack FET's
> in push-pull. With 12 volts I expect to get 12 watts out or more. Good
> clean CW. The rig has a power control and I will turn it down to 5 watts.
> I will have VERY low even harmonics.
>
> --
> Yours Truly,
>
> - Karl F. Larsen, k5di@arrl.net (505) 524-3303 -
> http://www.zianet.com/k5di/
>


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