Icom 2100H, 2200H and 2820H Mic pinout
Post date: Sep 26, 2009 10:50:7 AM
ICOM-ICE-208-IC2100H-IC2200H-IC2725E-IC2820-(See HM-133 below ) (8 Pin Modular Plug )
PIN1 + 8VOLT OUTPUT ( 10 ma max )
PIN2 UP/DOWN
PIN3 + 8VOLTS IN ( No connection IC2100H )
PIN4 PTT
PIN5 MIC GROUND
PIN6 MIC
PIN7 GROUND/EARTH
PIN8 DATA IN ( No connection IC2100H )