I recently updated the radio firmware and the DSP firmware to the latest available in a Fusion DR-1 repeater owned by WA4QHN, and installed it in place of the analog Mastr II repeater. WA4QHN 444.100 Salem, AL Repeater Running in Stand-Alone, Dual (auto) analog or digital operating mode As of May 14, 2018, the 444.100(+) […]
Tag: UHF
WA4QHN 444.100 Salem, AL Repeater Repaired and Back Online
The 444.100(+) WA4QHN Salem, AL repeater recently started developing serious sensitivity problems, so the owner and I pulled it out of service and brought it here to my QTH so that I could troubleshoot the repeater and duplexers and get it back in shape. As soon as I hooked the repeater up here in the […]
Shorter/Tallassee, AL 442.075 Repeater Is Back To Normal After Link Radio Failure
I had to run to Shorter, AL this morning to find out why the 442.075(+) repeater was getting stuck in transmit. As it turned out, the link radio (which I had left powered off last site visit because it’s not being used pending some system changes) had gotten turned back on somehow. The squelch circuit […]
Finished Up The Motorola T-1504 UHF Duplexers
I managed to finish the refurbishing of the last two cavities on that set of Motorola T-1504 UHF BP/BR duplexers yesterday. These are headed to a new home on a repeater down in Florida. They’re working great, doing just over 102 dB of isolation per branch, and only 1.1 dB of insertion loss per branch. […]
Latest Project — System of Linked UHF Repeaters
I recently acquired a number of repeaters from the owner of a two-way radio business that is closing shop. What I wound up with is a system of UHF repeaters which are all linked via UHF linking repeaters attached to each local/talk-around repeater. These repeaters will be used to (re)build a linked system primarily intended […]