[Kenwood] TS-940SAT intermittent issue

[Clif Holland]

Try tightening the screws for the board the VOX switch is mounted on. It's a 
bad ground for the bulb and VOX.

Clif Holland KA5IPF
www.avvid.com




----- Original Message ----- 
From: "Plastic Machinery Sales" <plasticmachinerysales at verizon.net>
To: <kenwood at mailman.qth.net>
Sent: Monday, October 19, 2009 8:09 AM
Subject: [Kenwood] TS-940SAT intermittent issue


> It's been for quite some time that the S-meter display lamp is unstable. 
> It's never quite completely dead but I have noticed the intesity seems to 
> fluctuate. The dim switch is still functioning, but the lamp can brighten 
> or dim on its own. It's been only a mild irritation until...
>
> This week a new wrinkle that seems tied in. The S-meter lamp is completely 
> out when the rig is first powered up. During this phase, the MC-60A is 
> always on VOX despite the fact that I operate PTT. The control is set to 
> PTT on the TS-940, never-the-less, movement of the microphone and 
> backround noise initiates transmit and the VOX is active. At this time and 
> intermittently, the meter which is set to ALC maybe either at 0 or full 
> scale: it doesn't matter if there is background chatter or not. Simply 
> moving around the MC-60A can initiate transmit as it activates the VOX 
> circuit.
>
> After a sufficiant warm-up, the S-meter display lamp returns to normal and 
> the VOX / PTT circuit returns to normal. Unless I am mistaken, the S-meter 
> lamp and VOX / PTT circuit are tracking each other and giving me the 
> problems. I am not sure whether it is possible I have a microphone issue 
> here or not? Of course, I wish I did since it would be easier to 
> troubleshoot.
>
> Any ideas that members have would be appreciated
>
> 73's
> N2GEW
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