[Elecraft] [K2] How much AF volts at 1kHz to get full RF power using KSB2?

[Don Wilhelm]

Gareth,

Is D4 mounted with the correct orientation. - the line on the silkscreen 
points to the cathode end.

73,
Don W3FPR

On 9/29/2014 4:16 PM, Gareth - M5KVK wrote:
> Thanks, Don
> I'm getting more or less the same as you except for the RF out on U5 pin 4.
> I'm seeing the BFO of about 400mV pp with no AF, and then going up to 800mV
> pp when I whistle into the Mic.
>
> Doh!
>
> I thought I had the carrier balance right, but obviously not. Switching on
> the SSBA=BAL shows a bif signal on U5 pin 4. I've adjusted that down to
> almost zero on the 'scope, but I'm still not getting much RF out.
> 73,
>