Apco 25 Digital Audio Decoding Device

APCO 25 Digital Radio - WAVECOM

http://www.wavecom.ch/content/pdf/advanced_protocol_apco-25.pdf

APCO-25 Digital Radio Since more than thirty years Wavecom Elektronik AG has developed, manufactured and distributed high quality devices and software for the decoding and retrieval of information from wireless data communication in all frequency bands. The nature of the data communication may be arbitrary, but

APCO Project 25 - The RadioReference Wiki

https://wiki.radioreference.com/index.php/APCO_Project_25

AOR's APCO-25 Decoder - Signal Harbor

http://www.signalharbor.com/ttt/02jul/index.html

of their new APCO Project 25 decoder. Dubbed the ARD5000, this device takes a 10.7 MHz intermediate frequency (IF) signal from a receiver and provides decoded audio from a built-in speaker. The prototype also has a data-out jack that is programmed to provide a serial data stream from the received signal. A front panel display shows received signal

APCO P25 Decoder/Demodulator for WR-G305 Series

https://www.winradio.com/home/g305-apco25.htm

RTL-SDR Tutorial: Decoding Digital Voice (P25, DMR, …

https://www.rtl-sdr.com/rtl-sdr-radio-scanner-tutorial-decoding-digital-voice-p25-with-dsd/

Amazon.com: apco 25 digital scanner

https://www.amazon.com/apco-25-digital-scanner/s?k=apco+25+digital+scanner

Digital P25 Phase II Scanners - Scanner Master

https://www.scannermaster.com/Digital_P25_Phase_II_Scanners_s/708.htm

APCO-25 Audio Decoding | RadioReference.com Forums

https://forums.radioreference.com/threads/apco-25-audio-decoding.60716/

The key word her is "was". The P25 standard now has it's own working group and is no longer part of APCO. The term "APCO-25" refers to an old standard and old working group that is obsolete. The correct term for the current work in progress is simply P25. Note that "ASTRO" and "ASTRO-25" are not interchangeable with P25 in all cases.

APCO - RTL-SDR

https://www.rtl-sdr.com/tag/apco/

A Software-Defined Radio Receiver for APCO Project 25 Signals

https://www.qsl.net/kb9mwr/projects/dv/apco25/A%20Software-Defined%20Radio%20Receiver%20for%20APCO%20Project%2025%20Signals.pdf

APCO Project 25 (P25) is the digital communications stan-dard that has widespread deployment amongst emergency first-responders in several different countries. This paper describes the implementation of a low-cost software-defined radio receiver for APCO Project 25 signals. The OP25 Re-ceiver has been developed as part of an investigation into the