[Kenwood] TR-7400A low rx audio?

Wed Jul 28 06:15:36 EDT 2004

The 7400 has enough audio to rattle windows, several watts. Something is
wrong with it.
The audio is not available at the jack when stock.
Clif Holland, KA5IPF
www.avvid.com
----- Original Message ----- 
From: "Glenn Wiebe" <gswiebe at mb.sympatico.ca>
To: "Kenwood Users Group" <kenwood at mailman.qth.net>
Sent: Tuesday, July 27, 2004 10:45 PM
Subject: [Kenwood] TR-7400A low rx audio?
> Hi all:
>> I am using a TR-7400A along with a MFJ-1270B as an APRS digipeater. This
my
> first experience with the radio and I find that the rx audio seems quite
weak.
> The TNC is fed from the external speaker jack and I have to run the audio
gain
> at the two o'clock position for the TNC to decode the incoming packets.
This
> is just below the point where the audio badly distorts. When listening on
the
> internal speaker it is obvious that even with the gain full up the windows
> will not rattle and I can't see how it could be used in a mobile
environment.
> I suspect that when connected to the TNC it's basically feeding an open
circuit
> which can't be doing it any good. While I'm trying to find a service
manual can
> someone tell me if this is normal for this radio? Also, is rx audio
available
> at the four pin mic jack?
>> Thanks
>> 73 de Glenn...VE4GN
> _______________________________________________
> Kenwood mailing list
> Kenwood at mailman.qth.net
> http://mailman.qth.net/mailman/listinfo/kenwood
> Help: http://mailman.qth.net/subscribers.htm