1/4/23

All current instruction sheets are now available for reference online. Be sure to bookmark your instructions when you make your purchase.

Transition to our easier and more secure store is now complete. Clicking on any “Buy Now” button will take you to the new sales portal.

UHF 1/4 Wave Ground Plane Base Antenna

Available for the 420-450 MHz Amateur Radio Band or 450-470 MHz GMRS and Business Bands

All stainless/aluminum construction
Tunable stainless steel vertical whip with heavy duty base.
Four stainless spring steel 1/4 wave ground radials,  3/32″ in diameter.
Mounting bracket is fabricated from heavy duty aluminum and clamps to
masts from 7/8″ to 1.5″ in diameter or can bolt to a flat surface.

Quality weatherproof construction to provide years of use.
Can be used indoors or outdoors.
VSWR: <1.5 across 4 MHz
Uses 50 ohm coax with PL-259 connector.
100 watt.

Antenna Package Includes:

UHF Tunable 1/4 Wave Ground Plane Antenna…$32.95 each