Emergency-trunk-receiver

Emergency-trunk-receiver

Police Scanner with DragonOS

Requirements

Software

• [* https://github.com/DSheirer/sdrtrunk SDRTrunk

• JMBE ### Hardware

• Computer or RaspberryPi running ** Software Defined Radio (one required)

• *[compatible SDR)(/emergency-trunk-receiver-md-compatible-sdr)

Video Guide

https://youtu.be/lk4zxUFhuNA

Set Up Trunk Radio Receiver

1. Identify Frequencies

• https://www.radioreference.com/db/ : Red is the primary control ### 2. Set Channel

Start the application

# Live Environment
/home/live/sdrtrunk/sdrtrunk
1. Installed Enviornment
/usr/src/sdrtrunk/sdrtrunk

• “Channel” Tab > “New” > “Name/Alias” Tab > [- “Channel” Tab > [NAME]** > “Source” Tab > “Preferred Tuner” > Select SDR

• “Channel” Tab > **[> “Source” Tab > “Tuner” > Left/Right Click each box to tune ### 3. Decoder

• “Channel” Tab > [NAME]** > “Decoder” Tab > “Tuner” Drop-Down > “P25 Phase 1”

• “Channel” Tab > [> “Decoder” Tab > “Modulation” Drop-Down > “Normal C4FM” ### 4. Listen

• Press Start

Details

Compatible SDR

See the software-defined-radio comparison cross table. Frequency Range: