Ground Stub Antenna

Datasheet

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Ground Stub Antenna

Covering the VHF frequency band 150 to 180 MHz, the 20-20-09 is a lightweight antenna intended for ground use.

Construction uses epoxy glass composite structural insulator, supporting aluminum alloy tubes bonded into a machined aluminum base.

Designed as an elevated end fed dipole, the design is tolerant of different mounting circumstances such as tripod, shelter, vehicle or mast.

Covers VHF band 150 to 180 MHz
Robust composite construction
Lightweight
Designed to MIL-STD-810 Environmental Specification
Low profile, less than 1m (39 inches) height
Omnidirectional azimuthal radiation pattern
50 Watts power handling
Excellent Gain with high efficiency

	20-20-09
Model #	20-20-09
Brand	Cooper Antennas

Frequency	150-180 MHz
Gain (typical)	+3dBi average thru band
VSWR	≤ 2.5:1
Impedance (nominal)	50 Ohms
Power	50 Watts average
Polarization	Vertical
Radiation	Omni directional in azimuth plane
Antenna RF Connector	TNC Female

Antenna Shell Type	Composite epoxy with aluminum alloy base collar
Height	39.00 inches max (991mm)
Weight	3.3 lbs max (1.5kg)
Element Diameter	1.75 inches max (44mm)
Fixing Holes	4 hole CECOM
Temperature	-51̊C to +71̊C