City of Cambridge
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City of Cambridge
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P-25 System Frequencies
Frequency | Use | Verified |
856.7875 | Control Channel & Voice | 2015.09.23 N1BHH |
857.2875 | Control Channel & Voice | 2016.02.09 N1BHH |
859.7875 | Control Channel | 2013.03.02 jrm3607 |
851.1250 | Voice | 2014.09.07 N1BHH |
851.3250 | Voice | 2012.11.07 CW115 |
851.6250 | Voice | 2014.09.07 N1BHH |
852.3000 | Voice | 2016.02.09 N1BHH |
852.6875 | Voice | 2016.02.09 N1BHH |
853.7875 | Voice | 2014.09.07 N1BHH |
856.3625 | Voice | 2015.04.20 ecps92 |
Police Talkgroups
Talkgroup | P-25 | Alpha Tag | Confirmation/ReConfirmations |
17472 | Dispatch?? | ||
17680 | Training | ||
17744 | 1109 | Ch. 1 Dispatch Patched to 470.3125 | 2016.04.12 N1BHH |
17776 | 1111 | Ch. 2: Info | 2016.04.11 N1BHH |
17808 | 1113 | Ch. 3 Patch BAPERN 3 470.7875 MHz. PL-131.8 | 2014.01.14 N1BHH |
17808 | 3139 | Ch. 3 Patch BAPERN 3 via MSP Zone 1 | 2014.01.14 N1BHH |
17840 | 1115 | Ch. 4 Patch BAPERN Central 470.9875 MHz. D654 | 2014.01.14 N1BHH |
17840 | 3141 | Ch. 4 Patch BAPERN Central via MSP Zone 1 | 2014.01.14 N1BHH |
17872 | 1117 | Ch. 5 Car to Car | 2014.09.07 N1BHH |
16976 | 1061 | Ch. 6 : Interagency | 2016.04.11 N1BHH |
17936 | Admin | 2012.11.14 N1BHH | |
17968 | Narcotics | ||
17904 | 1119 | Ch. 8 Supervisors | 2013.07.26 N1BHH |
18128 | 1133 | Ch. 12 | 2013.07.16 N1BHH |
18160 | 1135 | Ch. 11 | 2014.01.14 N1BHH |
18192 | 1137 | Ch. 11 Traffic | 2014.09.07 N1BHH |
17360 | 1085 | Ch. 9 Special OPS 1 | 2016.04.11 N1BHH |
17392 | 1087 | Special OPS 2 | 2014.09.07 N1BHH |
18224 | 1139 | Special OPS 3 | 2012.12.03 N1BHH |
18960 | 1185 | CPD Emergency (All Agency Call For Police) | 2012.11.03 CW115 |
19024 | 1189 | M.I.T. Police Patched to 852.4375 NAC03B | 2014.11.05 CW115 |
19184 | 1199 | Ch. 16 Patched to 470.1250 PL-127.3 and 851.8000 D155 | 2014.05.16 CW115 |
19568 | 1223 | Cambridgeside Galleria Security | 2014.09.07 N1BHH |
20592 | 1287 | Cambridge Hospital Security | 2012.11.15 N1BHH |
Fire Talkgroups
Talkgroup | P-25 | Use | Confirmation/ReConfirmations |
16816 | 1051 | F-1: Dispatch | 2016.04.12 N1BHH |
16848 | 1053 | Ch.2 | 2014.05.16 N1BHH |
16880 | 1055 | F-3: Patch : MetroFire Central 482.0250 MHz. PL-123.0 | 2016.04.12 N1BHH |
16912 | 1057 | F-4: Patch : MetroFire Red 483.3125 MHz. PL-131.8 | 2016.04.12 N1BHH |
16944 | 1059 | F-5: EMS : Patch 472.5375 PL-146.2 | 2014.05.18 CW115 + N1BHH |
16976 | 1061 | F-6: Interagency | 2016.04.11 N1BHH |
*9584 | F-7: Fire Wide Area - on Zone 5 Massachusetts State Police | 2013.12.30 N1BHH | |
*20272 | F-7: Fire Wide Area - on Zone 1 Massachusetts State Police | 2013.12.30 ecps92 | |
17040 | 1065 | F-8: Administration | 2013.06.11 N1BHH |
17072 | 1067 | Fire Investigators | 2012.11.15 N1BHH |
17104 | 1069 | MetroFire White 483.2875 MHz. PL-131.8. Same analog talk group is patched to MSP Zone 1 | 2014.05.16 N1BHH |
17360 | F-9: SOPS 1 | 2012.07.12 ecps92 + N1BHH | |
17200 | F-13 Training | 2012.12.28 N1BHH | |
17232 | 1077 | F-14: Fireground Patched to Conventional 855.5625 | 2014.05.18 N1BHH |
17264 | 1079 | F-16: Fireground Patched to Conventional 854.4875 | 2014.05.18 ecps92 |
17680 | 1105 | Tech Services (Maintenance, IT, Radio Shop) | 2016.04.11 N1BHH |
17712 | 1107 | Tech Services (Maintenance, IT, Radio Shop) | 2014.05.16 N1BHH |
19792 | F-15 | ||
20048 | 1253 | Fire Alarm Maintenance | 2014.05.16 N1BHH |
21040 | Fire Announce talk group, Has been heard on State Zone 1 | 2013.06.11 N1BHH | |
21232 | 1327 | Fire Station Alert | 2016.04.12 N1BHH |
E.M.S. Talkgroups
- Several neighboring cities Fire Department ambulances have access to the EMS-Hospital talk groups
Talkgroup | P-25 | Alpha Tag | Confirmation/ReConfirmation |
19088 | 1193 | MIT EMS | 2013.11.05 jrm3607 |
19632 | 1227 | Professional Ambulance, Patched to 472.8625 N225 | 2014.09.07 N1BHH + CW115 |
1229 | EMS Special Ops | 2014.09.07 N1BHH | |
1231 | EMS Ops 1 | 2014.09.07 N1BHH | |
1233 | EMS Ops 2 | 2014.09.07 N1BHH | |
19824 | 1239 | Professional Ambulance/Emerson Paramedics (heard sparingly on Cambridge system) | 2013.05.13 N1BHH |
20816 | 1301 | Cambridge Hospital | 2013.12.24 N1BHH |
20848 | 1303 | Mt. Auburn Hospital | 2014.09.07 N1BHH |
20880 | 1305 | Somerville Hospital | 2013.11.05 N1BHH |
P-25 Talkgroup | Alpha Tag | Confirmation/ReConfirmations |
1085 | SOPS 1 | 2016.04.11 N1BHH |
1087 | SOPS 2 | 2014.09.07 N1BHH |
1139 | SOPS 3 | 2014.04.21 N1BHH |
1141 | SOPS 4 | 2014.09.07 N1BHH |
1143 | TACTICAL 5 | 2014.09.07 ecps92 + N1BHH |
1063 | PS COMMAND | 2012.07.12 ecps92 + N1BHH |
1083 | PS PATCH | 2012.12.06 N1BHH |
Municipal Talkgroups
Talkgroup | P-25 | Alpha Tag | Confirmation/ReConfirmations |
16400 | 1025 | DPW F-1 | 2013.11.21 N1BHH |
16432 | 1027 | DPW F-2 | 2012.12.30 N1BHH |
16464 | 1029 | DPW F-3 | 2013.02.08 N1BHH |
16496 | 1031 | DPW F-4 | 2013.02.08 N1BHH |
16528 | 1033 | DPW F-5 | 2013.11.21 N1BHH |
16560 | DPW F-6 | ||
16592 | DPW F-7 | ||
1041 | Cambridge Housing Authority | 2012.11.11 CW115 | |
16688 | Unknown | ||
16720 | 1045 | Municipal Golf | 2012.11.11 CW 115 |
18416 | 1151 | Traffic Parking and Transportation Department | 2013.11.21 N1BHH & CW115 |
18448 | 1153 | Traffic Parking and Transportation Department | 2013.11.21 N1BHH & CW115 |
18480 | 1155 | Water/Sewer | 2013.11.21 N1BHH |
18576 | 1161 | Water Department | 2012.11.11 CW115 |
18608 | Municipal Golf Course | ||
18672 | Municipal School Buses | ||
18768 | Municipal Elder Vans | ||
18800 | Emergency Management | ||
18832 | School Department Security and Maintenance | 2013.11.21 CW115 | |
18896 | City Events | ||
19024 | 1189 | MIT Police | 2013.11.16 N1BHH |
1195 | Testing AVL system MIT area | 2014.04.28 N1BHH | |
19568 | 1223 | Cambridgeside Galleria Security (Maintenance - limited use) | 2012.12.03 N1BHH |
19856 | Animal Commission | 2012.11.03 CW115 | |
19920 | 1245 | Cambridge Rindge and Latin High School Security and Maintenance | 2013.11.21 CW115 |
20144 | Inspectional Services Department | 2012.11.03 CW115 | |
20528 | 1283 | Cambridge Health Alliance Facilities Maintenance | 2012.11.15 N1BHH |
20688 | 1293 | Cambridge Health Alliance Facilities Maintenance | 2012.11.19 CW115 + N1BHH |
8336 | 521 | Statewide Tech Chatter, heard on multiple MSP trunk zones | 2013.11.20 jrm3607 + N1BHH |
36432 | Possibly LOCPS 4 | 2012.12.28 jrm3607 + N1BHH |
To Be Identified Talkgroups
Talkgroup | P-25 | Use | Confirmation/Reconfirmation |
17168 | 2012.12.28 jrm3607 | ||
17286 | 2012.05.16 | ||
17584 | 1099 | 2013.07.16 N1BHH | |
17616 | 1101 | 2014.01.20 N1BHH | |
18064 | 2012.05.16 | ||
18864 | 2012.11.19 | ||
19052 | 2012.11.19 | ||
19088 | 2012.05.16 | ||
19152 | 2012.05.16 | ||
19184 | 2012.05.16 | ||
20624 | 1289 | 2012.12.16 N1BHH | |
20912 | 2012.05.16 |
Conventional Channels
Frequency | Type | Tone | Alpha tag | Notes | Confirmation/Re-Confirmation |
---|---|---|---|---|---|
154.3550 | 146.2 | Camb FD Disp-V | Apparently no longer in use | 2013.01.29 N1BHH | |
471.3125 | 146.2 | Camb FD Disp-U | 2016.04.12 N1BHH | ||
470.3125 | R | 131.8 | Cambridge PD | Patched to/from talk group 1109 | 2016.01.23 N1BHH |
470.1250 | R | 127.3 | Cambridge PD (MBHSR) | Patched to/from trunk system PD Ch. 16 | 2016.04.12 N1BHH |
851.8000 | R | D155 | Ch.16 PD Special Ops | Patched to/from trunk system PD Ch. 16 | 2016.04.12 N1BHH |
855.5625 | S | D125 | DIRECT 14 | Ch. 13 in radio | 2012.07.12 ecps92 + N1BHH |
855.5625 | R | D125 | F/G 14 | 2016.04.12 N1BHH | |
482.0375 | R | 141.3 | F/G 14 Simulcast | Patched to/from trunk FD Ch. 14 | 2012.11.03 N1BHH |
854.4875 | S | D125 | DIRECT 16 | Ch. 15 in radio | 2012.07.12 ecps92 + N1BHH |
854.4875 | R | D125 | F/G 16 | Patched to/from trunk FD Ch.16 | 2016.04.12 N1BHH |
482.2875 | R | 141.3 | F/G 16 Simulcast | Patched to/from trunk FD Ch. 16 | 2016.04.12 N1BHH |
482.0500 | R | N404 | (MBHSR License) | 2011.07.11 | |
472.5375 | R | 146.2 | CFD EMS | Patch to/from CFD Ch. 5 EMS talk group | 2016.04.12 N1BHH |
472.8625 | R | N225 | Pro Ambulance | Patched to 19632 analog and 1227 P-25 | 2014.02.06 N1BHH + CW115 |
472.8625 | R | 146.2 | Pro Ambulance | 2015.03.09 N1BHH | |
484.0875 | R | N495 | Harvard PD | Sounds like mobiles are encrypted, base in the clear | 2015.01.24 N1BHH |
484.2625 | R | 127.3 | Harvard PD | Mixed Mode Repeater | |
484.2625 | R | N495 | Harvard PD | Mixed Mode Repeater | 2014.05.07 |
463.8500 | R | D432 | Harvard Security | 2016.02.09 N1BHH | |
852.4375 | R | N0B3 | M.I.T. Police | Patched with Talk Group 1189 | 2016.04.12 N1BHH |
461.7750 | R | 131.8 | M.I.T. EMS | Moved to the trunk system | 2013.11.05 |