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    Yaesu Vx-8 & VX-8DR Mars Cap & Freeband Mods

    unfortunately, all of the Japanese HAM RADIO model are unmodifiable to transmit out side of Japanese HAM Band, 144-146 , 430-440 MHz. due to their version of FCC regulation. I believe that is true any radio sold in Japan after mid 1990. I have heard, over there too many people modified HAM...
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    ICOM IC-718/Wide SSB Filter- 'FL-257' or Collins Filter?

    collins 455khz mechanical filter in quantities. I found a price lists of 455Khz collins filter, one used in those yaesu , icom radio, etc just buy bunch with friends or for future use , and hardwire them, don't forget impedance matching between filter input / output stage. do some RF...
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    LA Area repeaters

    LA, Orange county repeater 147.090 MHz + 79.7Hz AA6DP /R Catalina island 146.385 MHz + 146.2 Hz KE6TZG /R Keller Peak those 2 are the repeater have good coverage and used often.
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    YAESU MH-48 DTMF MIC LOCK all KEYS except PTT for FT-2800 etc

    initially FT-2800M come with UP, DOWN, KEY lock with LOCH switch ON. but, this modifies to lock all KEY , except PTT to prevent accidentally change, memory CH, etc. from Microphone key see attached PDF file
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    YAESU FT-2800M loose knob fix

    add O ring as picture, also use vaseline to make it smooth knob will have some friction to turn.
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    ICOM V80 MARS/CAP Mod

    ICOM V80 mods I mode modification to cheap adjustable wrench to easily remove BNC nuts and tighten it. grind with dremil tool as picture.