My software also now offers a main/sub calibration. I am finding my Orion
II shows a consistent 6 hertz difference between the 2 receivers. My
software now perfectly corrects this when in diversity mode.
Carl Moreschi N4PY
121 Little Bell Drive
Bell Mountain
Hays, NC 28635
----- Original Message -----
From: "Grant Youngman" <nq5t@comcast.net>
To: "'Discussion of Ten-Tec Equipment'" <tentec@contesting.com>
Sent: Thursday, July 06, 2006 4:28 PM
Subject: Re: [TenTec] Ham Radio
>
> > >this morning. The only specific comment I'd make now on the 4 items
> > >below is that #4 is the design of the Orion and Orion II - the
> > >receivers are not phase-locked together. There is no
> > firmware change
> > >available to alter this.
>
> Well, maybe it's necessary to think outside the box a bit.
>
> While it may not be possible to phase lock the receivers, perhaps it's
> possible to get a bit closer through a fixed (or variable) calibration
> adjustment. N4PY offers a "calibration" feature in his remote control
> software that permits setting the display to the correct frequency when
the
> master reference oscillator (and thus display calibration) is off a tad.
> I've always thought this concept could be applied in T-T firmware to
prevent
> the need to tweak the master reference when the radio is off a few Hz, and
> perhaps it could be applied to the Main/Sub difference as well -- not a
> phase lock soltuion, but not off 6 Hz, either.
>
> Seems straightforward, but I could just be slow -- and I'm sure many would
> agree the latter is the case :-)
>
> Grant/NQ5T
>
>
>
>
>
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|