What's the purpose of the 5.6k resistor?

I use a Ten Tec 701 hand microphone with no resistor with good audio. I use a Ten Tec 706 desk microphone with no resistor but it loses some of it's lows. Tried substituting a 9v battery fo0r the bias voltage, but it made no difference in the audio. The MD2 and MH2 tend to overdrive my particular KSB2.

73 de NA8M
John


I use a TenTec 701 hand mike. It is a little smaller than the MH2 and comes with a 4 pin connector so you will need to go to Radio Shack and get an 8 pin connector and install it in place of the 4 pin. The interface is the same as the MH2 with the 5.6k resistor for bias required. Works good and is inexpensive ($28)

Don Brown
KD5NDB

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