• Effective immediately we will be deleting, without notice, any negative threads or posts that deal with the use of encryption and streaming of scanner audio.

    We've noticed a huge increase in rants and negative posts that revolve around agencies going to encryption due to the broadcasting of scanner audio on the internet. It's now worn out and continues to be the same recycled rants. These rants hijack the threads and derail the conversation. They no longer have a place anywhere on this forum other than in the designated threads in the Rants forum in the Tavern.

    If you violate these guidelines your post will be deleted without notice and an infraction will be issued. We are not against discussion of this issue. You just need to do it in the right place. For example:
    https://forums.radioreference.com/rants/224104-official-thread-live-audio-feeds-scanners-wait-encryption.html

accessory port

  1. N

    Programming CDM via Accessory Port with FTDI RIB-less cable

    After several months, and fully dedicating a weekend to this project, I have pieced together from various sources (especially this forum), enough information to make an Accessory Port programming cable for the Motorola GM/CDM radios that will work with the generally available FTDI based RIB-less...
  2. T

    DP4800 Accessory pinouts

    Help required again, I'm having a lot of trouble finding, what should be simple and available information on the pinouts for the accessory port on the DP4800. Can anyone one help? Thank you
  3. E

    Maxtrac ghost transmit w/ acc. plug in use

    Hi guys, Have had an intermittent issues on my Maxtrac. It's a 16pin logic board model and is setup for use with a vehicle VHF repeater. Pin 14 is set to detect a carrier with or without PL. The extenders are made from HT1000. I have made several of these and haven't had any issues with them...
  4. D

    Communicating digitally through accessory port on XPR 8400

    I am trying to use the accessory port on an XPR 8400 to send/receive audio to an emergency call system. The system has a radio interface giving me PTT, COR, TOR, transmit and receive audio and ground. I can make the repeater work this way as analog but need to make it work digitally. I was...
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