[TenTec] Orion Monitor Problem

[N4PY2]

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 at yahoo.ca>
To: "Ten-Tec Reflector" <tentec at 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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