So, I just bought an Icom 7300, still in mail, so don't have it yet. I want to use my Yaesu M1, and other studio mic gear that's all wired for 8 pin Yaesu. I know Icom uses electret mic, and it seems pin 2 is 8volts, but it also seems after looking at mic wiring diagrams on net, that pin 1, the...