ZCG Scalar ZM21 VHF Deck mount antenna with MM1 folding base

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10th May 2019
Article Publisher

The ZM21-VHF marine VHF deck mount antenna is suitable for marine vessel VHF communications within the 156-162MHz frequency range.

Note: MM1 Mounting base included


Technical Specifications

  • Weight: 1.0 kg
  • Dimensions: Height 2.2m
  • Construction: White fiberglass radome, chrome mount ferrule and 4.5m of white coaxial RG58
  • HEPLane: H Plane 360 deg omnidirectional
  • Impedance: 50 Ohms
  • Polarisation: Vertical
  • Connector: PL259 supplied (not fitted)
  • Frequency Marine: VHF 156 - 162 MHz
  • Bandwidth: Full band
  • Tuning: Factory 1.5:1 VSWR
  • Gain: 2.1 dBi


  • ZCG is a world-class Australian antenna designer and manufacturer with innovative antennas for extreme conditions and supplies premium off-the-shelf and customised solutions to clients around the world.
  • ZCG provides everything from vehicle mount antennas and the marine industry; fixed position antennas for police, emergency services, and airports; through to custom-designed base stations and broadcast antennas solutions to ensure radio and TV broadcasters deliver high quality, targeted signal.
  • ZCG designs and manufactures antennas to transmit and receive wireless data covering the entire ISM and wireless data frequency range, including mobile phone 3G, 4G, GSM, 4G LTE, ISM 2.4 and ISM5.8. Our fixed position antennas work with Airband, UHF, VHF, FM radio and mobile phone.
  • ZCG delivers all marine safety and communications needs with our top quality, robust mast-mount or deck-mount antennas designed for AIS, UHF, VHF, and AM/FM radio. ZCG vehicle-mounted antennas will deliver reception improvement to mobile phones on the Telstra, Optus or Vodafone, 4G LTE, 4G, 3G and GSM networks as well as AM/FM radio, VHF, UHF, and GPS.

Purchase is strictly limited to financial members of the GLCBC.

Members wishing to purchase can contact merchandise@glcbc.org.au or via the GLCBC website.


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