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Waltham Police & Fire


  
US > Massachusetts > Middlesex (County) [Boston]

Listen Feed Genre Listeners Player Selection Links Status
Waltham Police & Fire

Waltham PD (Ch. 1) & Waltham FD (Ch. 1 and Ch. 2) I am experimenting with prepending a single-beep to calls on FD #1 and a double-beep for calls on FD #2 in order to distinguish them. (haha 11/29/24 still not implemented!!!) I may add the second polic

Status: 11/20/2024 - something brought down part of my home network for a little while, it should be fine now PLEASE SUBMIT A REPORT IF YOU NOTICE A SUSPICIOUSLY-LONG SILENCE.
Public Safety
8   Online

     
 


Feed Notes

FYI THE FEED DELAY IS ON THE ORDER OF ABOUT 2 MINUTES AND TIMING BETWEEN CALLS MAY NOT BE PRESERVED; HOWEVER, NOTHING WILL  BE LOST IF, FOR EXAMPLE, BOTH THE PD AND FD ARE ACTIVE AT THE SAME TIME.

 

THREE Frequencies Monitored:

(1)

Location: Waltham, MA
Frequency/Modulation: 470.5125 MHz (Conventional P25 Phase 1)
Alpha Tag: "Waltham PD-1"
Description: "Police F1 Operations"

(2)
Location: Waltham, MA
Frequency/Modulation: 470.1125 MHz (Conventional NFM)
Alpha Tag: "Waltham FD1"
Description: "Fire Ch 1 Operations" (analog only)
(if the FD up and decides to use their P25P1 capabaility, then you're just going to get your eardrums blown by the raw signal - if they actually SWITCH, I should pick up on it within a day or two and turn the decoder on - if this ever happens, feel free to notify me directly)

(3)
Location: Waltham, MA
Frequency/Modulation: 472.225 MHz (Conventional NFM)
Alpha Tag: "Waltham FD2"
Description: "Fire Ch.2 Fireground"
 

HARDWARE:
Raspberry Pi 4 with TWO "Nooelec NESDR SMArTee XTR SDR" connected to a Tram scanner antenna stuck to a grounded piece of sheet metal.
Yep.


SOFTWARE:
Largely followed this guide.
trunk-recorder recompiled to use the older p25 decoder