Maritime VHF-AM Antenna

117-138 MHz – MADP117-138 (1Y42500)

 

The MADP117-138 antenna was designed for today’s latest VHF-AM communications platforms for maritime, military, commercial, and law enforcement applications.

The radiator element is designed for maximum durability and performance. The antenna radiator is sealed in a heavy duty fiberglass radome for mechanical stability and reliability in harsh environments.

Being ground independent, this antenna can be mounted on various maritime platforms (metal or non-metal) with no degradation of performance.

 

Features

  • Ground independent
  • Single Input
  • Built to MIL-STD-810

 

Electrical Specifications

  • Frequency: 117-138 MHz
  • Polarization: Vertical
  • Impedance: 50Ω Nominal
  • VSWR: 2:1 Typical
  • Gain: ≥ 2 dBi
  • Pattern: Omni Directional
    • Azimuth 360°
    • Elevation 72°
  • Power: 50 Watts
  • Connector: Type N Female

Mechanical Specifications

  • Design: Dipole
  • Height: 50.5 in. (1.3 m) w/o extension
  • Diameter: 2.25 in. (57.15 mm)
  • Radome: Fiberglass
  • Weight: 5.5 lbs. (2.05 kg.)
  • Wind load: 150 MPH Max (241 km/h)
  • Mounting: 1” 14 Thread Extension
  • Color: White/Black/Green/Tan/Grey