AS-3900 w GPS

AS-3900A/VRC W/ GPS

Vehicular Antenna | VHF

The AS-3900A/VRC antenna with GPS is the newest U.S. Army Vehicular Antenna System designed to perform with the SINCGARS Radio System. This version includes an Active GPS antenna element integral to the matching base unit. The antenna is a center-fed antenna which can withstand the application of 20,000 VRMS to its upper section and 10,000 VRMS to its center section without adverse effect to the antenna or the radio. The antenna is produced to U.S. Army CECOM Specification A3148018 and has successfully shown Nuclear Survivability. The antenna has also been used for backup communications systems for ground-based installations which are also mobile such as SAM batteries like the Patriot. RAMI is the initial producer of the AS-3900/VRC as the prime sub-contractor to ITT Aerospace, Communications Division, the original SINCGARS prime contractor.

Product Specifications
ModelAS-3900A/VRC w/ GPS
NSN/CageNot Assigned
Application Secure Communications, GPS Navigation
Frequency 30-88 MHz
GPS: 1575 +/- 2 MHz
Impedance50 Ohms Nominal
Gain-7.6 dBmp @ 30 MHz to -1.1 dBmp @ 88 MHz
GPS: 28 dB @ 3 VDC
VSWR3.5:1 Maximum
GPS: 1.5:1 Maximum
PolarizationVertical
GPS: Right Hand Circular
PatternOmni-Directional
Connector“BNC” Female
GPS: “SMA” Female
RF Power Capacity150 Watt CW
Max. Height112″ (2845 mm)
Max. Weight12 lbs. (5.44 kg)
ColorCARC Green
CARC Tan

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