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162-174 MHz TRANSIT ANTENNA UHF-F *SPECIFY FREQ*
Item #SINST221-SF2SUF
Sinclair
ST221-SF2SUF
Suggested Retail: $320.00
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Mobile omni, 0 dBd, 162-174 MHz.

A minimum 48" x 48" ground plane is required.
Sinclair's Excaliber ST221 series of antennas are low profile antennas designed for a wide range of mobile applications. Their design renders them relatively inconspicuous and resistant to damage. They have become a North American standard antenna for railroad locomotive service.
Impedance50 ohms
Length4 in
Depth21.5 in
Weight7 lbs
ConnectorUHF-Female
PolarizationVertical
GainUnity dBd
Electrical Specifications
Frequency Range162-174 MHz
Input VSWR1.5:1
Lightning ProtectionDC Ground
Bandwidth2.5 MHz
Average Power Input300 W
PatternOmni-directional
Mechanical Specifications
Width2.2 in