[ARC5] c-30/arc-5 info

[ka9dzr at aol.com]

i have the C-30/ARC-5 control unit push button type i know abcd are channel select, lower button one is for off/on, the lower nos # 2&3 what are they used for  also can i use the control unit on a T-19 T22 TX if so is this control box wired the same as the C-29/arc-5 or different wiring  any type of help tnx dennis ka9dzr   
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