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Motorola R26XX Series Mobile Tester IRF FM/AM-1200 Service Monitor

Hi Guys, I thought about more this thread and considered that most operators would in fact consider "sensitivity" as the key to the "best receiver" not necessary sound quality/ lowest THD. Having said this, I have an old President radio which would only receive -110 dBm signal with 12 dB of...

Has anyone performed any SINAD testing on any modern radios? I have the Radiodity QT-80. I may test this one. This was a pretty shocking test outcome from a modern (last 10 years) radio (SINAD vs price!): 37.5 dB!

Nice one, cable guy! Crazy the size I'm thinking of the same concept of the 7805 and dual-gang pot adjusting. My boards arrive at the end of the week. Post what find once you get it going. It should be interesting to mess with. Thanks, Michael

Yep, I bought a few myself, Cable Guy As Shade Tree noted, & M0NTV also found, R1 and R2 were misloaded on the boards he received: no compression was taking place as received off ebay! :-OO So verify the values of R1 and R2: R1(gate): 15K ohms for 2:1 of compression (or use a pot) R2(comp)...

Guys, I do not see any postings for Audio Compressors using AD SSM2167. There are plenty of posts for the CB City International speech processor, which are unavailable. I used one back in the day... Here we are 2025.... Just FYI, Assembled compressor boards, based on the Analog Devices...

Hello Group, I have a President Madison from Europe with a 220V/50Hz Intermatic motor on the analogue clock. I am looking for a 120V/60Hz Intermatic motor to use in the USA. Any available for trade / buy? Thanks

Check Here & D/L: https://archive.org/details/photo-fact-cobra-139-xlr-u-pd-858-cb-127-july-1977 Michael

Hi All, I have a Anytone Apollo II (H) 10m rig. I am looking for the programming s/w, which supports this model (APOLLO_2H). I'm looking to programe the CTCSS tones for different repeaters on 10. Anyone have it that could post or send a link, please? FYI, The Stryker 94 and standard Apollo...