[AMRadio] Viking II no output


Geoff/W5OMR ars.w5omr at gmail.com
Fri Feb 9 14:45:19 EST 2007


Larry Szendrei wrote:
> Geoff/W5OMR wrote:
>> Larry/WD5CFJ and I have the same problem.
>>
>> The output section in an E. F. Johnson Viking II is only producing about
>> 10w output,, or so.
>>
>>
> Hi Geoff,
>
> Have you checked the clamper tube adjustment yet? You said you had PA 
> screen voltage, so that doesn't fit. But it's easy, so it's worth 
> looking at.

Screen?  280v
Plate: ~600'ish
Bias: -57v

next?



More information about the AMRadio mailing list

This page last updated 18 Oct 2017.