[Amps] 4pr1000 bias question

[jeremy-ca]

What plate and screen voltages are you using?

And what class of operation?

Carl
KM1H


----- Original Message ----- 
From: "Andy GD0TEP" <andy at gd0tep.com>
To: "'amps'" <amps at contesting.com>
Sent: Wednesday, April 02, 2008 4:23 PM
Subject: [Amps] 4pr1000 bias question


> Hello group,
>
> My 50mhz 4pr1000 amplifier is 99.9% finished, but I'm stuck on one last
> item.
>
> Does anyone know what the operating bias should be? And, what should the 
> cut
> off bias voltage be?
>
> The amplifier has been built using the SEK tetrode control boards, and has
> taken an absolute age to get to this stage, life and work keep getting in
> the way, hi.
>
> I'm keen to see this amplifier finished, but I really need some guidance 
> on
> these two issues.
>
> Thanks in advance..
>
> 73
> Andy
> http://gd0tep.com
>
>
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