The TG-3 antenna is our high power (500W) model and comes with a 36” 3/8" aluminum rod whip and can be tuned to any frequency within the 144-174 MHz VHF spectrum, (cut chart included).

Gain is 5.1 dBi, 3 dBd (power in watts to antenna X 2)

The base station antenna is suitable for both land and sea application and is hermetically sealed in a stainless steel canister to ensure life longevity.

Base is threaded for mounting on a 1-1/4" dia. threaded pipe.

Total Length of the Antenna Whip is 36" 
Antenna element should be trimmed to length to optimize at the desired frequency

A Marine VHF antenna is center tuned to 156.8MHz (Whip cut to 33”)
A AIS VHF antenna is center tuned to 162.0 MHz (Whip cut to 31.75”)

    Hand-wound loading coil is factory tuned and tested to ensure peak performance at a specified frequency
    Coil is hermetically sealed to prevent moisture damage
    No ground plane required

SPECIFICATIONS

    GAM Model No. TG-3
    Length (aluminum run): 36"
    Number of Sections: 1
    Connector Supplied: SO-239
    Fully Assembled Dimensions 41.5” X 2” X 2”
    Applications: AIS, VHF Marine Band, Amateur Radio, MURS, Public Service
    Frequency Range: 144 – 174 MHz
    Gain: 3 dBd, 5.1 dBi
    Max. Power: 500 Watts