Re: [TenTec] Bias Adjustment on Century 21

[Tom NØJMY <n0jmy@hayseedhamfest.com>]

Thanks, Perry.  Everything works just as you said.

w8au@sssnet.com wrote:
> At 01:36 PM 6/16/2009, w8au@sssnet.com wrote:
> > At 12:45 PM 6/16/2009, Tom, N0JMY wrote:
> > > > My question is basically where/how (in physical terms) do you measure
> > > > this current?  The final amp is a sealed unit for all practical
> > > > purposes.
> > The 12V buss enters the PA section through a feed-thru insulator.
> > Usually a RED insulated wire.
> > Just unsolder this lead and insert the VOM.
> Forgot to add:  if bias pot controls the final amp and you
> want to eliminate the additional reading of the driver,
> just crank the pot to full cutoff, measure the current
> and then adjust the pot for an additional 6 ma.
>
> Perry 
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec