Hi Peter,
Well, the output of a pair GI7Bs at 1100V is 400-500W. I think that we will
need three for the same power at 900V.
73, Val
LZ1VB
----- Original Message -----
From: "Peter Voelpel" <df3kv@t-online.de>
To: <amps@contesting.com>
Sent: Sunday, June 22, 2008 12:54 AM
Subject: Re: [Amps] Tube suggestion needed - 6 and/or 2M ~500W
levelwith800-1kv on plate?
> Hi Val,
>
> What is the output of the GI7b at 900V anode voltage?
>
> 73, Peter
>
> -----Original Message-----
> From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com] On
> Behalf Of Val
>
> Hi David,
>
> There is a GLA-1000 conversion to GI7B. It keeps the most of the amp -
> tank etc., as it's for HF, but GI7B is perfect for 6 and 2M too.
>
> 73, Val
> LZ1VB
>
>
> ----- Original Message -----
> From: "david feldman" <wb0gaz@hotmail.com>
> To: <amps@contesting.com>
> Sent: Saturday, June 21, 2008 6:01 PM
> Subject: [Amps] Tube suggestion needed - 6 and/or 2M ~500W level with
> 800-1kv on plate?
>
>
>
> I've got old Dentron GLA-1000 sweep tube amp; mulling over what to do with
> it as I don't really need for HF. They are a convenient package size for
> ~500W class amp, so wondering if there are any tubes worth investigating
> that would be workable on 6 and/or 2M but not need extra plate voltage
> over
> what the GLA can do (I think around 900V.) I'm not considering sweep tubes
> for 6M (with all due respect to the Drake TR-6 and TC-6) and they're
> obviously not an option at all on 2M. I'd like to avoid reworking the
> power
> supply with voltage doubler and all that... Any suggestions? Very tks,
> Dave.
>
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