Might sound silly and it's been a long time since I have had a OMNI VI (darn
it!!!) but is your RIT system ok?, good luck, Mac
----- Original Message -----
From: "Art Lewis" <wa8vsj@ameritech.net>
To: <ken.d.brown@hawaiiantel.net>; "Discussion of Ten-Tec Equipment"
<tentec@contesting.com>
Sent: Sunday, January 14, 2007 8:03 AM
Subject: Re: [TenTec] Omni VI tracking
> Ken
>
> Its about 50Hz off on SSB. Seems like a strange problem because, like you
> said, they use the same oscillators. The receiver is high. Not sure what to
> look at. Rig seems to perform fine in all other respects. Don't want to
> adjust anything without knowing what is happening.
>
> Art WA8VSJ
> ----- Original Message -----
> From: "Ken Brown" <ken.d.brown@hawaiiantel.net>
> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Saturday, January 13, 2007 10:48 PM
> Subject: Re: [TenTec] Omni VI tracking
>
>
>> Hi Art,
>>
>> If you are talking about in SSB mode, in theory it cannot be wrong,
>> because all of the oscillators in use for TX are the same and have the
>> same logical commands applied to them when in RX mode. On the other
>> hand, when in CW mode the BFO is switched between 9.000000 MHz for
>> receive (same as LSB receive BFO Frequency) and 9.000400 MHz for
>> transmit, and the VFO gets different numbers loaded into it, depending
>> on the sidetone setting you have selected. The most likely cause of a
>> discrepancy between TX and RX frequency would be misalignment of the
>> trimmers in the BFO, which is on the TX AUDIO BOARD.
>>
>> N6KB
>>
>>
>> Art Lewis wrote:
>>> I have an Omni VI that works real well, but seems not to be tracking the
>>> exmit and rec frequency correctly with my RIT off. I seem to have about a
>>> fifty Hz difference. I am using the RIT to correct the problem, but I
>>> wonder if there is a simple adjustment I can make.
>>>
>>> Art WA8VSJ
>>> _______________________________________________
>>> 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
>
> _______________________________________________
> 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
|