[TenTec] Omvi VI AF Gain Control Mod

[Bill Cotter]

Don,

Is the resistor REALLY a 70-ohm? Or, should it be a 70K ohm? 470-ohm?

70-ohm seems so low for a circuit suing a 10K pot for the AF Gain.

73 Bill N4LG



At 07:00 PM 11/18/2007, you wrote:
>For Art ,K0RO,
>
>I copied an article in Contesting.Com that modified the range of 
>the AF pot
>in the OMNI 6+.
>
>This originated from Mark, K8VF, and I will pass it along to you 
>and any
>others who want to do this.
>
>Don,  ve1bn at eastlink.ca
>
> > Put a 70 ohm , 1/8 watt resistor between wiper and af min on 
> audio pot at
>   connector 55 on Lower pot board.
>
>   Did this on Lower pot board as it was easiest, you could pull 
> the if/af
>   board, too but I did not.
>
>   Flip rig with bottom off and front toward you.
>
>   Lower pot board is on right front...connect 70 ohms(or so) 
> between 2nd and
>   3rd solder trace counting from the left.
>
>   Works like a charm. Normal audio level is at 12 o clock now 
> instead of 7 o
>   clock........
>   I didn't have to pull any  boards either.
>
>   I can only guarantee this on my rig, not responsible for yours.
>
>   Best regards.<
>
>   Mark
>   K8VF
>
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