Thats 1200W idle current for AB2!
Eimac recommends around 500-600W. Are you looking at the PP pair AM
modulator spec?
Carl
KM1H
----- Original Message -----
From: "k7fm" <k7fm@teleport.com>
To: <andy@gd0tep.com>; "'amps'" <amps@contesting.com>
Sent: Wednesday, April 02, 2008 9:11 PM
Subject: Re: [Amps] 4pr1000 bias question
> My Handbook has data for the 4-1000 as follows:
>
> Telegraphy - 3,000v plate, 500v screen, -200 grid, 700 ma plate, 146 ma
> screen, 38 ma grid current
> AB2 - 4000 plate, 500v screen, -60 grid, 300/1200 ma plate, 0-95 ma
> screen,
> 11 watts driving power, 3 KW out
>
> That may be a bit more than the G license allows. I have some 4PR1000
> tubes
> and interchange them with my 4-1000 tubes and assume the current is the
> same.
>
> 73, Colin K7FM
>
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|