Ray, For the HP-23, buy this: https://www.theheathkitshop.com/page16/index.html HP-23 rebuild kit. I have use his kits for the Drake AC-4 supplies, and they work well. I will be ordering one for my HP-23
73 Gene K1NR > On July 8, 2018 at 11:07 AM RAY FRIESS <rayfr...@msn.com> wrote: > > > My thanks to all those who offered advice on the horrendous squeal when I > turned the audio gain up over a quarter of the way. > > It was, in fact, the bypass capacitor in the audio stage. Glen Zook > identified the exact one for me too. This morning about 1 a.m. because I > couldn't sleep, I opened up the 101 and replaced the capacitor. Fired up the > rig and no more squeal. The next fix moves to the HP23 power supply. Even > with the volume completely down, there is a noticable hum ... and we all know > what that hum is characteristic of. HI HI. So, filter caps in the power > supply are next. > But after replacing the bypass ... I was greeted by the rush of a radio with > no antenna connected. I then crawled into bed and went to sleep. :) > > It could be a little while before the filter replacement is accomplished. We > have a parts store here in Salt Lake called Ra Elco. It is literally a heaven > for those who need parts at a reasonable price. It started out as a ham store > where us newbies would go to drool over the used gear and dream. Then it > changed to a Lafayette outlet, before finally transforming into a parts store > which would put even Radio Shack to shame. Anyhow, we turned on the news a > couple weeks ago, and watched the report and video of the store up in flames, > which started somehow overnight. About a third of the store was engulfed. The > owners vow they will recover and get back in business ... but in the > meantime, I'll have to scrounge through the shack to see if I can scrape > together some filter caps and hope RaElco gets back in business soon. You > could almost hear the groans of anguish from all the hams and repair shops in > the state and a couple nearby states too... > _______________________________________________ > Boatanchors mailing list > Boatanchors@puck.nether.net > https://puck.nether.net/mailman/listinfo/boatanchors _______________________________________________ Boatanchors mailing list Boatanchors@puck.nether.net https://puck.nether.net/mailman/listinfo/boatanchors
