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

ZCG recommends mounting the ZM21-VHF as high on your vessel or structure as possible to ensure a true omnidirectional pattern.

The ZM21-VHF requires an MM1 white nylon fold-down base or MM2 stainless steel fold-down base.


  • Polarisation: Vertical, not tilted/leaning when in use, laid flat along vessel during trailered transit
  • Construction: White tapered fibreglass radome, chrome mount ferrule, 4.5m external white RG58 cable and connector
  • Dimensions: Height: 2.4m, Mount thread: 1-1/4″UNS female
Model # ZM21-VHF
Brand ZCG Scalar
Shipping Weight 1.0000kg
Shipping Height 2.100m
Unit Of Measure ea

Be The First To Review This Product!

Help other Outback Marine Australia Pty Ltd users shop smarter by writing reviews for products you have purchased.

Write a product review