[rescue] OT: tuner question

[Dave McGuire]

On May 10, Chad Fernandez wrote:
> I'm looking at tuners on Ebay.  What is AFC?

  Automatic Frequency Control.  It's a trick that FM tuners use to
"lock on" to a signal by rubbering the receiver's local oscillator
around.  This usually prevents frequency drift (thermal, etc) from
causing your receiver to wander off-station.

       -Dave

-- 
Dave McGuire                       "Actually, I've found that I rarely wear
St. Petersburg, FL                    pants in Florida." -Sridhar