Most likely caused by added cable capacity due to the increased cable
length. I've heard of this before. Solution: I don't have one at this
time.
73
Bob, K4TAX
----- Original Message -----
From: "John Huffman" <hjohnc@adelphia.net>
To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Sent: Saturday, March 18, 2006 3:09 PM
Subject: [TenTec] 706 Microphone VOX Switch Problem
> My new (January) 706 microphone doesn't work the way I'd like. I have it
> hooked
> to my Pegasus.
>
> The VOX button works fine when the microphone is connected directly to the
> radio. But, I keep the Pegasus away from the oprating desk.
>
> With a 4 foot or a 6 foot extension the VOX switch doesn't work correctly.
> All
> other functions - audio and PTT work fine.
>
> Typically, the VOX button turns on when pressed and operates fine, but
> won't
> turn off. Occasionaly after repeated pressing the VOX button, it will go
> off.
> Mostly no matter how many thines you press the VOX button on the mike, it
> stays
> lit.
>
> It will always go off if I disconnect the microphone. Rarely the VOX
> switch
> won't go on when pressed.
>
> These problems never happen when the mic is directly attrached to the
> radio.
>
> I suspected a ground problem and I've tried a direct wire between the mic
> base
> and the radio ground with no help.
>
> I suspected low voltage due to the legnth of the extension. But, I get
> 8.1V at
> the mic connector and paralleling a 9V battery (which brought the voltage
> up to
> 8.7v) didn't help.
>
> Suggestions welcomed.
>
> 73 de NA8M
> John
>
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>
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