Ok i finally understand trunking thanks to all who helped, but i need one
more thing answered its about the ecads trunking
the halton region uses this and i know who have to program the freq in order
but they have 3 transmiter sites dose that meen I have to use 3 seperate
banks.

System: Halton, Regional Municipality of
County: Halton
Type: G.E. Ericsson
Use: Unknown

Frequencies:
Milton/Halton Hills Site --Logical Channel Numbering:

859.6125 (1) 866.1125 (2) 866.31215 (3) 866.8125 (4) 867.3125
(5)
862.2625 (6)

Oakville Site -- Logical Channel Numbering:
862.3125 (1) 866.0625 (2) 866.5625 (3) 867.0625 (4) 867.5625 (5)
868.0625 (6)

Burlington Site -- Logical Channel Numbering:
861.2625 (1) 861.5125 (2) 861.7625 (3) 862.0125 (4) 859.3625 (5)
857.1125 (6)