[R-390] IF alignment questions and noise issue.

[Roy Morgan]

On Jan 18, 2015, at 11:33 PM, Dennis Wade <sacramento.cyclist at gmail.com> wrote:

> ...  I also grounded the AGC bus which silenced
> the noise, and indeed the noise is completely gone in MGC mode.

Suspect that the noise is coming from the last detector and feeding the AGC line.

Look at the AGC system for the source, not in the RF deck

Roy
 
Roy Morgan
RoyMorgan at alum.mit.edu
K1LKY Since 1958