Mike, There is no hum in the receiver at all. It's very clear. Was the first thing I considered.
Lacey ________________________________ From: Mike Lichtman <[email protected]> Sent: Sunday, June 19, 2016 2:17 PM To: Lacera DeWilde Subject: Re: [Boatanchors] Yaesu FTDX 560 Lacey, First thing to be concerned about is the filter caps. Is there any hum in the receiver with the no antenna and the volume up? If so you might want to replace the filter caps as they can cause problems if they short. 73 Mike KF6KXG On Jun 19, 2016, at 11:14 AM, Lacera DeWilde wrote: > I haven't started on checking anything yet, Mark. I did check the finals to > make sure they were ok and I have an extra set I can use later if needed. One > issue I see is when the VOX switch in place in the PTT/STNDBY position, the > transmit relay energizes. I will let the group know what I find in the days > ahead. Any suggestions would be appreciated. The radio has gotten hi reviews > so I an glad to have it and look forward to restoring it. > > Lacey > > ________________________________ > From: mark depaepe <[email protected]> > Sent: Sunday, June 19, 2016 1:53:43 PM > To: Lacera DeWilde > Subject: Re: [Boatanchors] Yaesu FTDX 560 > > On some of the older Yaesu radios there was an octal socket that required a > plug with a jumper to be plugged in, I cannot remember if that was I order > for the radio to operate in general or to transmit. I think it was to > operate in general but a look at the schematic would tell. It could be a weak > tube, either an oscillator or driver/final tube. Is the high voltage present > on the final tubes? Is there current draw on the final tubes when the > transmitter is activated? > Mark > > Sent from my iPhone > >> On Jun 19, 2016, at 12:07 PM, Lacera DeWilde <[email protected]> wrote: >> >> I purchased a Yaesu FTDX 560 that receives well but does not transmit. >> Anyone in the group have experience with repairing this rig and where I >> might start in fixing the problem? >> Lacey >> _______________________________________________ >> Boatanchors mailing list >> [email protected] >> https://puck.nether.net/mailman/listinfo/boatanchors > _______________________________________________ > Boatanchors mailing list > [email protected] > https://puck.nether.net/mailman/listinfo/boatanchors _______________________________________________ Boatanchors mailing list [email protected] https://puck.nether.net/mailman/listinfo/boatanchors
