[Hallicrafters] Re: [Boatanchors] simple transmitter using the
1625tube
Roger (K8RI)
hallicraftersgroup at rogerhalstead.com
Mon Nov 17 18:57:43 EST 2008
Sandy wrote:
> This is an "easy do", but while one is at it, just one more small
> socket, a tube and a few components, you have a seperate oscillator
> stage and a much more efficient transmitter!
>
> Can be as simple as a triode Pierce oscillator. If yoy steal the
> tubes from an ARC-5 transmitter, the 1626 makes a good Pierce
> oscillator stage.
I used a 6AG7 with a pair of the full size 6L6's. Looked crude but
worked great and weighed ... a lot!
I built it in the corner of an old TV chassis back when TVs had a BIG,
heavy, steel chassis and a PS big enough to run at least several hundred
watts. Those transformers were big and heavy.
Oh! Almost forgot, I had a 12AT7 TR switch in one corner of the chassis.
So here I was running the legal limit (for a Novice as a Novice) and QSK.
>
> If you MUST do a one tuber, anything designed for the 6V6, 6L6 will
> work just fine with the 1625.
>
> 73,
>
> Sandy W5TVW
>
> ----- Original Message -----
> *From:* n0alo <mailto:n0alo at kans.com>
> *To:* Regenrec <mailto:regenrx at yahoogroups.com> ; Homebuilt
> <mailto:homebuilttuberadios at yahoogroups.com> ; Hallicrafters
> <mailto:hallicrafters at mailman.qth.net> ; boatanchor
> <mailto:boatanchors at mailman.qth.net>
> *Sent:* Sunday, November 16, 2008 8:43 PM
> *Subject:* [Boatanchors] simple transmitter using the 1625 tube
>
> Know this is a bit off topic but does anyone know of plans/build
> it articles using
> the 1625 tube for a simple one tube crystal controlled low power cw
> transmitter?
> Many thanks
> Lynn
>
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