[HomeBrew] Home brew 20m CW transmitter

Mon, 17 Feb 2003 17:57:34 -0500

I can still hear the key clix (:

Reminds me of a BC457 I built in the early 60's. 1KV on the 1625's; drift,
chirp and clix. What a great rig!

Carl

----- Original Message -----
From: <[email protected]>
To: <[email protected]>
Sent: Monday, February 17, 2003 5:26 PM
Subject: [HomeBrew] Home brew 20m CW transmitter

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"To:" or "CC:" line of the e-mail message. **
>
>
>   Reminds me of a CW transmitter I built about 15 years ago,
> a 6BA6 vfo driving a 12BY7A buffer/driver, driving a pair
> of 6146B's on 40 meters. The finals had 300 v reg on the
> screens and 1KV on the plates. Deep into class C and the
> rig works very well at 180 watts output. I should dig
> that baby out of the shed and play with it again. ;^)
>
> Mark  WB8JKR
>
>
> On Mon, 17 Feb 2003 14:23:08 EST [email protected] writes:
> > ** Please do NOT cross-post messages to multiple mailing lists on the
> > "To:" or "CC:" line of the e-mail message. **
> >
> >
> > Thanks to some uninterrupted time in the shack this weekend, the
> > WD8DAS
> > 20-meter CW  "Raider" transmitter is finished.
> >
> > I've posted pictures and my schematic on my website.
> >
> > I tried to use as many of the original "CB-linear" parts
> > as possible.  Three stages:  5763 osc, 5763 buffer/doubler, 6146B
> > final.
> > Here's the design...
> >
> > http://www.qsl.net/wd8das/Raider/Raider.html
> >
> > I'm really making that single 6146 work for a living - 80 watts out!
> >
> >
> > Steve  WD8DAS
> >
> > [email protected]
> >
>
>
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