16 Aug
2013
16 Aug
'13
1:53 p.m.
On 8/16/2013 9:41 AM, Robert Poff wrote:
Yes, the microphone has an amplified cartridge. Hence MIC DC on the mic audio line. But the URI has a 10uf blocker cap on it's inputs and outputs if believe.
Actually, has both AC coupled and non-coupled (ie no cap) audio circuits Pin 9 Mic In 10 Left Out 21 Mic In AC 22 Left Out AC It's pretty plain from reading the schematic. BTW, you can use these URI to couple more than just transceivers and radio stuff to the asterisk software. Think outside the bun. Bryan WB0YLE