I had this problem when a crystal filter on the back was not making a good connection with one of the pins. Wiggle each filter. The static crashes would occur out of nowhere and last a few seconds. Took me weeks to find it.
73, Bob WW3QB --- On Sat, 7/31/10, K4GM- George <[email protected]> wrote: > From: K4GM- George <[email protected]> > Subject: [Drakelist] R4C static after Sherwood 3d mixer mod > To: [email protected] > Date: Saturday, July 31, 2010, 8:06 AM > I have obtained an R4C with many of > the Sherwood mods installed including the solid state 3d > mixer which is supposed to eliminate the dreaded frying > crackle. Unfortunately occasionally I hear > a bit of static sounding to me like what a brief solar flare > might sound. It is not really a hiss but more like a strong > static crash. It is definitely not simply QRN! > It is infrequent and I can still copy over it. Before > I open it up and start reviewing the wiring on the mixer > mod, has anyone else had experience with this type of > problem? Is there a known culprit such as one of the > tubes going bad?? Any and all suggestions appreciated. > > George K4GM > > _______________________________________________ > Drakelist mailing list > [email protected] > http://mailman.zerobeat.net/mailman/listinfo/drakelist > _______________________________________________ Drakelist mailing list [email protected] http://mailman.zerobeat.net/mailman/listinfo/drakelist

