[TenTec] Century 21 Question

[w8au at sssnet.com]

At 06:54 AM 1/27/2010, you wrote:

>Can some one explain how to use the zero beat and offset controls on 
>a Century 21?  It is a DC receiver and different than I have ever 
>used.  I know that pressing the zero beat button disables the Offset 
>control.  I know that you tune the CW sound until it goes down to 
>point that you can't hear it. If you continue to tune you hear the 
>CW begin agian going up in pitch. So you back up until it can't be 
>heard again.  Then you tune the Offset until it has a pleasant 
>sound.  The offset it tuning the reciever only and the transmitter 
>stays zero beat correct?  Is it that simple?

YES

>Why the +/- on the offset?  is it so that you can listen to either 
>side of the CW from the Zero Beat point and maybe get away from 
>other transmissions on one side of zero beat or the other to help 
>eliminate QRM?

YES

Curron, I think you've got it.... yes, you've got it! (As Prof Henry 
Higgins said to Eliza)

Have fun,

Perry  w8au