The FM stereo simple block, wfm_rcv_pll.py, has been modified to
recover the carrier using gr_pll_carriertracking. I noticed an
immediate drop in the hiss here. We probably need to do some gain
management but that can wait until I have the remainder of the
modifications in line and the stereo squelch working. I am sure that we
will have everything through the rds signal being sent to a null sink by
tomorrow.
Bob
–
AMSAT VP Engineering. Member: ARRL, AMSAT-DL, TAPR, Packrats,
NJQRP/AMQRP, QRP ARCI, QCWA, FRC. ARRL SDR Wrk Grp Chairman
Laziness is the number one inspiration for ingenuity. Guilty as
charged!