[TenTec] TenTec Digest, Vol 184, Issue 16

[Sain'T Tom]

Sent from my overpriced iFone !

> On Apr 22, 2018, at 12:31 PM, N4IJ <dougn4ij at gmail.com> wrote:
> 
> I vaguely remember that the manual has an error in the adjustment
> procedure. Someone on the list probably has the correction. I found it on
> the web.
> I tweeked mine using the corrected procedure and it still has more than 100
> watts on a couple of bands.
> My OMNI 6+ is sitting on the shelf. Trying to decide if I want to sell it
> or not. Mighty fine CW.
> 
> Doug N4IJ
> 
> 
> 
>> On Sun, Apr 22, 2018 at 11:00 AM, <tentec-request at contesting.com> wrote:
>> 
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>> Today's Topics:
>> 
>>   1. omni VI plus TX power (Gary Hendricks)
>>   2. omni VI plus TX power (Peter Bertini)
>> 
>> 
>> ----------------------------------------------------------------------
>> 
>> Message: 1
>> Date: Sat, 21 Apr 2018 16:52:52 -0600
>> From: "Gary Hendricks" <k4mt1950 at charter.net>
>> To: "'tentec at contesting.com'" <tentec at contesting.com>
>> Subject: [TenTec] omni VI plus TX power
>> Message-ID: <dAss1x0023T8cn001AssNi at charter.net>
>> Content-Type: text/plain; charset=UTF-8
>> 
>> I just acquired a very nice omni VI plus and it works great. Only
>> thing so far that seems off is TX power is way over 100 W. ALC seems
>> to be working as I can adjust it to 100 W with drive control. Is there
>> a TX power adjustment that someone has cranked up?
>> Gary K4MT
>> 
>> 
>> ------------------------------
>> 
>> Message: 2
>> Date: Sun, 22 Apr 2018 11:01:30 -0400
>> From: Peter Bertini <radioconnection at gmail.com>
>> To: tentec at contesting.com
>> Subject: [TenTec] omni VI plus TX power
>> Message-ID:
>>        <CA+uDY2QNnJem6vLGf05MVSP4hOHkDnaKtBqudzOnNov=UW_2gg at mail.gmail.
>> com>
>> Content-Type: text/plain; charset="UTF-8"
>> 
>> There is an ALC and IC current limiting pot on the rear of the 9 MHz
>> board.  Both control maximum power.
>> 
>> In your case, I suspect someone has cranked down the ALC pot to allow the
>> rig to generate more than 100 watts.  I'd bet IMD suffers at those higher
>> power levels.
>> 
>> Assuming you trust your wattmeter/dummy load, you can check the manual for
>> the procedure to set the ALC pot. The current limiting pot is a bit more
>> involved. But I bet the ALC limit pot will do what you need.  I set my Omni
>> VI rigs for a 75 watt maximum, which is more than enough to drive my SB-220
>> and my ALS-1300.
>> 
>> Pete k1zjh
>> 
>> 
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>> ------------------------------
>> 
>> End of TenTec Digest, Vol 184, Issue 16
>> ***************************************
>> 
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