118-137 MHz Airband 1/4 Wave Tunable Ground Plane Base Antenna

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 5 MHz
Uses 50 ohm coax with PL-259 connector. 100 watt.

Assembly Instructions available online here.

Tuning Instructions available online here.

Approximate overall dimensions:  50″ H  x  40″ x 40″

118-137 Mhz Airband Tunable Ground Plane Antenna…$44.95 each