Rick,
What happens with version 2 Orion firmware? I think the entire path for
monitor is in the firmware. This could be a bug back in 1.373b5.
Carl Moreschi N4PY
121 Little Bell Drive
Hays, NC 28635
www.n4py.com
----- Original Message -----
From: "Rick W" <ve7tk@yahoo.ca>
To: "Ten-Tec Reflector" <tentec@contesting.com>
Sent: Monday, July 19, 2010 8:44 PM
Subject: [TenTec] Orion Monitor Problem
>I rarely use the MON function on my Orion (565) but decided to give it a
>try
> recently. Well it doesn't seem to be working the way it should. Here's
> the
> set-up:
>
> 1) firmware 1.373b5
> 2) MON level at 100%
> 3) SP (speech processor) off -- more on this.
> 4) earphones plugged in
> 5) Ten-Tec hand mic
> 6) No external Orion software involved
>
> With this set-up I DO NOT hear the monitored signal in the earphones? I
> tried a
> different set of earphones and a different microphone. Still nothing.
>
> Now if I turn ON the SP the monitored audio increases as I increase the SP
> in
> strength. It's very light at 1 and quite audible at 6??
>
> I have done a RAM CLEAR and MASTER RESET but nothing has changed. MON
> works
> well in RTTY (FSK) mode and AM? It's not great in either SSB or FM?
>
> It is my understanding that the MON is controlled in firmware. So looking
> for
> how it is controlled on the schematics is not going to be the answer. So
> I'm
> pretty well at a loss.
>
>
> How does the microphone audio make it to the earphones in the MON mode?
> What is
> the path and where do I start my troubleshooting?
>
> Thoughts appreciated! Thanks!
>
> 73,
> Rick
> VE7TK
>
>
> Website: http://www.ve7tk.com
>
>
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