On Mon, Mar 12, 2007 at 10:45:14AM -0700, Johnathan C. wrote:
This is typically call Automatic Frequency Control and shortened to AFC.
Accomplishing AFC is modulation specific; in GNU Radio one typically
builds a flow graph that incorporates AFC by using an appropriate
Probably I am quibbling terribly, but mostly AFC implies
a frequency locked loop… usually used to correct the LO frequency
so a signal sits in the center of the passband.
Sometimes the VCO (NCO) frequency offset of a PLL IS used
for this, but it doesn’t have to be…
Dave Emery N1PRE, [email protected] DIE Consulting, Weston,
"An empty zombie mind with a forlorn barely readable weatherbeaten
‘For Rent’ sign still vainly flapping outside on the weed encrusted pole
celebration of what could have been, but wasn’t and is not to be now