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DSDPlus


DSDPlus is a Win32 application capable of reliably decoding multiple types of digital audio formats commonly found on VHF, UHF and 800 MHz, including (but not necessarily limited to):

  • P25 Phase 1
  • ProVoice EDACS Digital voice
  • X2-TDMA - Motorola public safety TDMA system with P25 style signaling (mostly based on DMR)
  • DMR/MOTOTRBO - Digital Mobile Radio standard
  • NXDN - 9600 baud (12.5 kHz) NEXEDGE and 4800 baud (6.25 kHz) NEXEDGE/IDAS - both trunked and conventional
  • D-STAR - no audio


Contents

DSD+ Features include:

  • Ability to decode from live audio or from recorded .wav files. Audio file sources need to be 48kHz or 96kHz, 16-bit mono PCM .wav files.
  • Ability to save audio output in both .WAV and .MP3 format.
  • Ability to choose both your audio input and your audio output
  • Ability to pass audio from two-slot systems to separate speakers simultaneously
  • Advanced decoder options are available to allow you to fine tune DSDPlus for a particular site / system / transmitter that you are monitoring.

DSD+ Version 1.101pt

More development has been done to improve upon DSDPlus 1.074 and this has led to the latest version of the popular Digital decoder. The software and updates to the software can be found at the DSDPlus website

The creator asks that any bugs be reported to one of the Voice Control Channel Decoding Software thread at RadioReference

1.101pt New Features

Changes from DSD+ 1.074 to DSD+ 1.101



  • DSD+: Fixed AMBE tone frame audio generation.
  • FMA: Added Airspy-compatible FMP (FMPA.exe)
  • DSD+: Significant reduction in CPU usage when monitoring busy control channels.
  • Improvement will be most noticeable on low power processors.
  • DSD+: Detection and decoding of Hytera Extended Pseudo Trunk (XPT) systems.
  • DSD+: The DSD+ -i command line parameter can contain an IPV4 address;
  • this lets DSD+ connect to a copy of FMP that is running on a different
  • PC in your local network or on the Internet
  • FP: FMP command line processing
  • The FMP command line format has been modified and is now similar to
  • the DSD+ command line. FMP rev 1.4t
  • DSD+: Much faster groups/radios files loading/saving
  • DSD+: Decoding of more DMR and TIII messages has been added
  • And other updates, Read Changes.txt in zipfile when downloaded
  • SDR Dongle Support such as the RTL-SDR

DSD+ Version 1.101pt

DSDPLUS 1.101pt1 was released 12/25/2015 and is available from DSDPlus; DSDPlus Website Link

This package includes lame.enc.dll file and does not require the cygwin file to operate.

Version 1.101pt Features

  • Control Channel Decoding for NXDN and DMR systems.
  • Decodes GPS signals
  • Channel monitor window, displays trunking info/time-slot info
  • Audio Input Monitor
  • Detailed instructions on how to setup for an NXDN Trunked system are here.

DSD+ 1.101pt Screenshot - Click to View Full Size


Event Log Features
FORMAT Voice CC-Decode Radio ID Talkgroup Access Code Time-Slot GPS Data
DMR YES YES YES YES CC YES YES
D-STAR NO
IDAS YES NO YES YES RAN N/A
NXDN YES YES YES YES RAN N/A
P25 YES YES YES NAC N/A
ProVoice YES YES YES
X2-TDMA YES YES


NOTE: This application does not support any type of decryption.

NOTE: This program requires lame_enc.dll for operation. lame_enc.dll can be obtained from LAME Installation Instructions . Simply follow the instructions #1 through #4 under the Windows section. Once it is installed, search for lame_enc.dll on your filesystem, and once you find it you should copy that file to the same directory that you have put DSDPlus.exe into.


The forum for discussion of this package can be found here.


Original Information Post from Reddit
Software Screenshot
Windows Binary Download
ReadMe


DSDPlus.exe Rev 1.023 Info
SHA256: e6023701f0b02d6f356ad7c5b5ed19cb6dc9065a2cb3ab509a7508da93f4750f
MD5: 1f926b25c4385422eb409f6b69170a9d

Related Links

  • DSDTune
  • DSDPlus Text Files - Information to fill out the Sites and Network files
  • DMR Quick Import Webtool that allows one to download DMR, NXDN and conventional P25 frequencies in a format suitable for FMP-DSD+



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