Vehicular Antennas

4242-MK1A

117.6" (2.9 m) VHF END-FED ANTENNA | 30-88 MHz

Band
  • VHF
NSN
5985013297763

Overview

Shakespeare® 4242-MK1A is an advanced, vertically polarized, center-fed VHF tactical vehicle antenna. Engineered for reliable military communications, this antenna operates across the 30–88 MHz frequency range and supports up to 100 W continuous RF power. Designed for personnel carriers, tanks, shelters, and other tactical vehicles, this antenna maintains instantaneous bandwidth coverage with a VSWR of 3.5:1 over the entire frequency spectrum. The 4242 MK-Series unique design meets the specifications for frequency-agile radios and is compatible fixed-frequency transceivers. This passive antenna does not require tuning, band switching, a motor drive, a cable harness, or a DC voltage source to the antenna, simply connect 50-ohm coax cable between the transceiver and the antenna.

Specifications

Electrical
Frequency Range 30 - 88 MHz
Radiation Pattern Monopole
Instantaneous Bandwidth 58 MHz
Polarization Vertical
Input Impedance 50 OHMS Nominal
Power 100 W CW
Connector Type - BNC
VSWR Average 3.5:1 or Less
Gain -2 to +6 dBi
Mechanical
Height 117.6" (2.9 m)
Weight 9.5 lbs. (4.3 kg) Approximate
Color Green, Tan, Black