[Kenwood] Kenwood Digest, Vol 144, Issue 1 - TS-520 (James Searcy)

Bill Cromwell wrcromwell at gmail.com
Sat Nov 12 11:17:13 EST 2016


Hi Jim,

In Cw mode it uses the VOX system to shift to transmit for 
'semi-breakin'. If you have VOX enabled in the phone modes it will also 
be active there (even though the mic may be disconnected if your donn't 
make the PTT on the mic). The control labeled "Vox Delay" determines how 
long it stays in TX mode *after* you stop talking (phone) or keying 
(CW). Start looking there.

On My Twins in the T-599 my VOX drops out virtually immediately and I 
need to replace the pot that controls that (opposite problem from 
yours). Meanwhile (8 years now) I just use the manual mode (works fine 
with push to talk) for both CW and phone. If I recall the switches and 
controls are in different locations on your 520 but they all work the 
same way.

Do you have a good copy of the manual for your radio? I'm not sure how 
good the manual (if any) is on BAMA.

Good luck with your 520.

73,

Bill  KU8H

> Message: 6
> Date: Thu, 10 Nov 2016 17:51:32 -0600
> From: James Searcy <j.searcy65 at gmail.com>
> To: Kenwood at mailman.qth.net
> Subject: [Kenwood] TS-520
> Message-ID:
> 	<CAPvWwfqOZajSJW9Lxyz48AOo1tj3A9Js3XrDNcn9kB7eytM01Q at mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
>
> My Kenwood TS-520 has recently started doing something it has never done.
> When keyed up (either by microphone or key) it will stay keyed up on its
> own, when transistion to receive is attempted. Are there any ideas as to
> the cause ???   Jim   WA5WRE
>



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