1. N2SCV

    FD & PD Questions

    FD: I know what it means but what does it mean? P_______ A_______ R_______ PD: I hear during a traffic stop the cop tells the dispatcher the drivers and passengers SS #. How does he know it? Is it on the dl? Thanks.
  2. R

    Orientation; how significant is it?

    Hi all, I was just wondering what kind of signal difference I might notice by re-orienting my PAR End Pedz SWL antenna. Right now, it's in a sloper config pointing north-south. Would going east-west significantly improve signals in those directions or would it be only a minor improvement...
  3. M

    PAR FM Broadcast Filter with PSR-600

    I was getting fuzzy audio in the background on most 2m ham and 155 mHz police transmissions from a 50,000 watt fm broadcaster around 10 miles away. I bought a PAR fm filter from Grove, and the difference in receive sensitivity has been amazing. The distorted audio has disappeared, and signal...