UHF 1/4 Wave Ground Plane Base Antenna
PLEASE NOTE: We are experiencing a shortage of SO239 studs that are provided with these antennas. We hope to have more in stock by mid-October 2021. We can ship your antenna without the stud if you’d like to provide your own. Please contact us for pricing.
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.
Antenna Package Includes:
- Vertical whip (tuneable)
- Ground radials and hardware
- Mounting bracket and hardware
- SWR tuning wrench
- SO-239 Stud
- Installation instructions