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[TenTec] Dead Omni VI+ Part II

To: <tentec@contesting.com>
Subject: [TenTec] Dead Omni VI+ Part II
From: tom.branch@qth.com (Tom Branch)
Date: Mon, 1 Jan 2001 12:35:58 -0600
Bernie,

In the Omni 6, the finals are protected by a circuit on the 9 MHz mixer / IF
Board.  This board includes the ALC.

73 es HNY de Tom, K4NR

----- Original Message -----
From: <K5XS@aol.com>
To: <csturner@falcon.csc.calpoly.edu>
Cc: <NW4P@martha.xtn.net>; <Tentec@contesting.com>
Sent: Monday, January 01, 2001 8:32 AM
Subject: [TenTec] Dead Omni VI+ Part II


>
> Fellow Ten Tec'ites,
>   Thanks for all the replies regarding my dead Omni VI+.  Again, only
about a
> half watt output on all bands (teeny bit more on 15 and 10, but that might
be
> my watt meter's non-linearity.)
>    I have noticed that If I put the rig in TUNE mode and rotate the PWR
> potentiometer, the ALC LED stays on only from the starting point (about 7
> o'cock) to about 9 o'clock.  Interestingly, that's the point the power
> flattens out (about 0.5 watts).  Leads me to suspect something in the ALC
> circuit.
>   More, if I key the rig (with the PTT button) with the rig in USB or LSB
> mode, with the PWR pot. between 7 and 9 o'clock, the ALC LED coes on
steady,
> and voice peaks have no effect on it.  And once I advance the PWR past 9
> o'clock, no amount of modulation makes the ALC LED even flicker (it
doesn't
> come on at all).
>    I'm suspecting ALC problems...Would appreciate any other thoughts.
>   Happy 2001 to all of you.
>   Bernie K5XS
>
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>


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