Vince, THANK YOU!
I was experiencing exactly the same thing, and you "fix" works perfectly for
my Orion running .059d.
That "slurp" was driving me crazy. Simple fix.
Larry, N0XB
----- Original Message -----
From: "Vince Bond" <k7na@adelphia.net>
To: <tentec@contesting.com>
Sent: Sunday, October 01, 2006 9:44 AM
Subject: [TenTec] O2 Sidetone...RST 599C
>I have noted a somewhat similar sidetone issue with the original Orion
>using 2.059d. I've successfully loaded and used 2.059d three times and each
>time I eventually start experiencing clicks and a somewhat less than pure
>sounding sidetone. I finally tracked down the cause, at least in my
>circumstance.
> I always have VFO A assigned to my main receiver and VFO B to the
> sub-receiver. I usually employ the sub-receiver for SWL broadcast
> listening and tend to use LSB or USB with a wider bandwidth for near
> synchronous-detector quality fade-free listening. If my sub-receiver is in
> the LSB or USB mode, the sidetone problem will exist. If the sub-receiver
> is in a CW mode or AM, the sidetone is pure with no clicks, raspy sound or
> other oddities. Of course, a well known bug is the fact that allowing the
> sub-receiver to be in the AM mode and pressing the tune button will mute
> the main receiver and will not recover until the sub-receiver is placed
> into a mode other than AM. So, my work around, even though I mostly use my
> sub-receiver for SWL broadcast listening, is to make sure it is in the LCW
> or UCW mode while working CW on the main receiver.
> Not sure if this will be an issue with the O2, but thought I would
> share it. Perhaps this bug is common knowledge or just an odd occurance
> here but I have not seen any reference to it being caused by the
> sub-receiver being in the LSB/USB modes. Just a thought.
>
> Vince K7NA
>
> Original message:
>
> Date: Sun, 01 Oct 2006 02:00:32 +0000
> From: "John B. Egger" <john_egger@comcast.net>
> Subject: [TenTec] O2 sidetone... RST 599C
> To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
> Message-ID: <451F2140.9050504@comcast.net>
> Content-Type: text/plain; charset=us-ascii; format=flowed
>
> On occasion (like tonight) my sidetone seems to have a bit of a chirp. A
> few days ago I fired up the old Century 21 (no antenna connected) as a
> monitor and the signal sounded perfect, much better than the sidetone
> coming from the O2' s speaker. At other times the O2's sidetone is clear
> as a bell.
>
> I've had this rig just a bit over a week and really like it, but I'm
> still way down low on the learning curve. Has anyone else noticed this
> sidetone? A search of the archive shows clicks as an occasional
> problem... but my sidetone is 599C, not 599K.
>
> --John K3GHH
> Registered Linux User #291592
>
>
>
>
>
>
>
>
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