Recent content by doc john

Wanted.... AVR, AC power supply pcb. number PTPWOO7COX it should have a heat sink attached. Also need the AC power cord that activates the AC/DC switch. Anybody have a parts donor? Thanks docjohn

You guys were right! Thanks!! I checked the wiring from the switch to the wire wrap pin for pin 10 and found +5 volts Ch 1 to Ch 28. Then it hit me... I didn't actually check pin 10 on the chip itself. Sure enough no +5! Pulled the bottom plate, examined the pcb and there were two cut tracks...

Thanks TM86 I'll take a look at pin 10 for +5v, I thought maybe someone wanted to alter the freqs. on purpose.

Help needed. I have a Cardon Iroqouis 40 ssb base which is similar to a Lafayette Telsat 140 ssb with the PLL02A freq. synthesizer. I got it working great and am getting really good reports on skip. But... I checked the frequencies yesterday because the lower channels seemed to be missing...

That's very true. It's "Nutech Electronics" in Hamilton, Ontario great store, great people.

I'm over the moon this afternoon! Went to my local electronics parts supplier this morning to pick up several items and asked if they had any TA7205P 10pin audio chips. I had previously checked all the usual sources only to come up empty handed. They said are you sure there aren't any on the...

Thanks Shummy! I really appreciate the attachment of the Lafayette Telsat ssb 140 doc john

Hi Dan are you still offering to help with Sams photofacts? Looking for Sams 259 specifically Lafayette Telsat SSB 140 ps I'm in Ontario Canada

First post: I bought back my old SBE sideband II CB because my grandson got interested in CB, at least that's my excuse and I'm sticking to it. I think it might even be my original radio. Anyway, the question. This is an SBE cb12/T dated about 1973. I have completely restored this radio with a...