[Elecraft] K2 microphone wiring for TenTec 705

Don Wilhelm w3fpr at earthlink.net
Sun Apr 15 09:40:45 EDT 2007


Mike,

I briefly had my hands on a TenTec 705 microphone.  It had a battery in 
the base which causes me to believe that the electret element is powered 
from the battery.

In any case, a review of the schematic should reveal how the various 
connections (AF, PTT, 5v, ground, etc) are routed to which color wire.
I did not find a schematic at the TenTec website.

Wire the 8 pin plug to any configuration that you want.  If you have 
other mics in the shack, make them all the same, but if this is your 
only mic, then I recommend the Elecraft wiring configuration with Icom 
and Kenwood as secondary choices.

The KSB2 manual covers all the common mic plug wiring schemes.  I have 
not seen additional information published.

BTW, that TenTec 705 was a great sounding mic.

73,
Don W3FPR

Mike Geddes wrote:
> Greetings Elecrafters. I have ordered a TenTec Model 1201 microphone kit 
> for SSB use with my K2.  It is an electret mike, and is their kit 
> version of the 705 desk mike.  I liked the looks of it and understand 
> these mikes work pretty well with the K2.  My questions:  Does it 
> connect to P1 using the ICOM configuration? Does it require the resistor?
> 
> Also, is there a location on the Elecraft web site that shows microphone 
> connection configurations beyond those listed in the KSB2 manual? The 
> manual kind of alluded to that, but I could not find anything on the web 
> site.
> 
> As usual, thanks for any information and assistance you can provide.
> 
> 73,
> Mike
> N4JX
> 
> K1/4  2319 on the air
> K2     6042 on the air


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