Model SB-102/1
VHF Shipboard Antenna Omni 115-162 MHz

Frequency Range: 115-162 MHz
Gain: 2 dBi
VSWR: 2:1 Max
Polarization: Vertical
Pattern: Omnidirectional
Size: 47″ H
NSN: 5985-01-141-5798
Military Nomenclature: AS-2809/SRC
Model Number: SB-102/1
Part Number(s): 1000-1468-401

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The SB-102/1 is a VHF shipboard antenna capable of transmitting up to 100 watts power between 115-162 MHz. The antenna provides vertically polarized, omnidirectional coverage over the specified frequency range. The antenna is enclosed in a fiberglass housing, making it suitable for use in the extreme marine shipboard environment.

The lightweight element construction is secured inside the housing and damps all vibration frequencies specified MIL-STD-167, Type I vibration. The SB-102 withstands the shock loads as specified in MIL-S-901C for Grade A shock. Military designation is AS-2809.

Spec Sheet


Humidity 0-100%
Mounting 1/4 inch Bolts On A 3.88 Inch Bolt Circle
Wind 100 Knots
Power Capability 100 Watts Avg
Frequency Range 115-162 MHz
Gain 2 dBi
VSWR 2:1 Max Across the Band
Radome Diameter 3 Inches
Base Diameter 4.5 Inches
Ice 4.5 PSF On All Exposed Surfaces
Height 47 Inches
Input Impedance 50 Ohms Unbalanced
Temperature Operation -54C To +65C
Temperature Storage -62C To +71C
Weight 7.5 lbs
Nomenclature AS-2809
Construction Fiberglass housing And Mounting Flange
Finish Haze Gray Mil-P-2441 Paint
Shock Mil-S-901C, Grade A Class I
Vibration Mil-Std-167-1, Type I
Dust Mil-Std-810, Method 510.2
Azimuth Coverage Omnidirectional Within +/- 1 dB
Elevation Coverage Sinusoidal Pattern With Max At Horizon
Input Connector Type N
Polarization Vertical
Salt Fog Withstands 100 Hour Test