SOLVED: D-104 wiring to a cobra cb - Fixya Oct 11, 2012D-104 wiring to a cobra cb need to know how to wire a 4-pin plug to a cobra cb radio - Astatic D104 T - Ug8 Crystal question. Search Fixya. Browse Categories D104 T - Ug8 Crystal Microphone With Base Ham/cb Radio Desk Mic D-104. Radio Communications; Related Question. SOLVED: Astatic d104 wiring for Yaseu ham radio - Fixya Astatic d104 wiring for Yaseu ham radio. Can you help need the wiring for astatic silver eagle mic to wire up to the yeasu ft-757-gx radio. The best info I can find iis radio mic D-104 wiring to a cobra cb. Find your radio on this page and then look at the wiring diagrams.