Tuesday, April 1, 2025

Modoc County Calif - radio systems

based on - https://www.radioreference.com/db/browse/ctid/207

Modoc County - local police, fire, ambulance, etc

Dispatch channel / main channel / response channel / paging channel -
153.92 R - 154.1825 R - etc - 11 sites - 11 output freqs - 11 output
PLs - 158.835 input to all repeaters

TAC channel - 155.64 R - 158.7975 input - 5 repeaters at 5 sites - 5
different repeater output PLs

you can see that those 2 channels are set up VERY differently - we
cant think of any other county in the USA that does this - it is very
unique

155.64 M - PL 162.2 - Modoc Car to Car channel - (yes this is the
output to the TAC channel but it has a different PL)

155.145 - PL 0.0 - Modoc Gold - mobiles only

156.18 - PL 0.0 - Modoc Yellow - mobiles only

===========================

156.24 R - County DPW - maybe local DPW also - unknown if PL on output

Altadena PD - 154.74 R - PL 94.0 - main - 155.85 BM - tac

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