[TenTec] orion with 2.055 firmware -- headphones?

[ROBERT CARROLL]

Hi, Tony-

It's been there since the beginning.  I'm still using 1.372.  I'm probably
used to the 6V6 outputs of yesteryear.



Bob W2WG

-----Original Message-----
From: tentec-bounces at contesting.com [mailto:tentec-bounces at contesting.com]
On Behalf Of Toby Pennington
Sent: Tuesday, March 14, 2006 10:15 PM
To: Discussion of Ten-Tec Equipment
Subject: Re: [TenTec] orion with 2.055 firmware -- headphones?


Does this happen with your favorite 1.xxx version firmware or just 2055?
See if it happnes with 1.xxx firmware.......   Toby  W4CAK

----- Original Message ----- 
From: "ROBERT CARROLL" <w2wg at comcast.net>
To: "'Discussion of Ten-Tec Equipment'" <tentec at contesting.com>
Sent: Tuesday, March 14, 2006 9:33 PM
Subject: Re: [TenTec] orion with 2.055 firmware -- headphones?


> I have been a little irritated by the audio performance of the Orion using
> the TenTec external long-throw speaker.  As far as I know this is not
> firmware related.  It MAY be due to the power handling capability of the
> speaker, or it may be a limitation in power capability of the audio output
> stage.  It certainly has a lot to do with the ambient noise level in my
> shack.  In any event, using the speaker,  the audio sounds normal till the
> audio gain is cranked up to a certain point, perhaps half scale on the
audio
> indicator.  Then the audio starts to distort as though something is
breaking
> into overload.  Listening to the signal over phones doesn't show the
> distortion.  In any event the Orion doesn't seem to have the ability to
> "belt it out" to the extent of an ICOM 756 or an old beast like an FT900.
I
> had read of similar issues with the FT1000MP which apparently has a wimpy
> op-amp audio output which was subject to self destruction if you demanded
> too much off it for too long.
>
> In any event the Orion has enough audio oomph with the speaker for most
> situations here, but when the linears are grinding away with some furnace
> noise in the background, I could use more "guts."  Of course I never do
any
> serious operating when the speaker is in use, but I wonder if anyone else
> has noticed a tendency to this audio breakup at moderate to high volume
> levels?
>
> Bob W2WG
>
> -----Original Message-----
> From: tentec-bounces at contesting.com [mailto:tentec-bounces at contesting.com]
> On Behalf Of K4IA at aol.com
> Sent: Tuesday, March 14, 2006 8:34 PM
> To: tentec at contesting.com
> Subject: Re: [TenTec] orion with 2.055 firmware -- headphones?
>
> You are correct.  The new version has regressed back to the occasional
> scratchy distorted audio that was present in early versions of the
> software.  I
> found that turning the volume control up and down again  usually will fix
> the
> problem.  Seems worse at narrow bandwidths and NR on  but that is just my
> gut
> feeling.
>
> K4ia  "Buck"
> Fredericksburg, Virginia USA
>
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