Service manual and o-scope for signal tracing Milt N3LTQ
----- Original Message ----- From: "Terry" <wx3m.te...@gmail.com> To: <Repeater-Builder@yahoogroups.com> Sent: Monday, December 29, 2008 4:22 PM Subject: [Repeater-Builder] VHF Unified Chassis Micor > From retired parts, I am attempting to assemble a VHF Micor Unified > chassis into a repeater. I already succesfully assembled the UHF model. > > I can not under any circumstances get any local speaker audio from the > VHF chassis. > > > The receiver is working and producing discriminator noise, measured at > receiver pins 15 and 16.and on meter position 5. > The audio squelch board works in another station. > The audio pass board is good.(tried 2 other working parts from mobiles) > Jumpers 1, 4, and 5 on the TLN 5644 backplane are in. > J5-14 is jumpered to J5-19 > On the backplane board, where the 30 receiver interconnect board pins > come through, pin 6 to 14 in jumpered. > J2 19 is jumpered to 20 > > What say you? > Thanks, > Terry > > > > ------------------------------------ > > > > Yahoo! Groups Links > > >
