Price: Not specified
IFR 1500 Service monitor tested receive and transmitter, Memory battery replaced. Internal battery back up battery removed. ( sulphated) picture 1 look at the guts looking down picture 2 spectrum analyser showing local FM broadcast TX. freq. and deviation on the meters https://www.qsl.net/n9zia//test/IFR-1200S_Operation_Manual.pdf https://www.repeater-builder.com/test-equipment/aeroflex/ifr1500/ifr-1500-maint-man-rev.pdf
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