Did anyone keep a copy of this service bulletin - DG has changed their website and the link below is no longer valid.
email to me please if you have it
dave"at"foxonecorp"dot"com
Thank you!
Walter Dittel had a service bulletin, N0. 20/97 regardting the auto squelch. There is a copy of the bulletin on DG Flugzeugbau that shows the location of the said potentiometer.
http://www.dg-flugzeugbau.de/Data/TN.../1997-20-e.pdf
MN