Mantis Series

Our Biggest Bad Boy 40 Meter Antennas!
THE CUBEX 40TH ANNIVERSARY QUADS!

The Mantis-series cubical quads achieve exceptional performance on 30M and 40M bands. These distinctive antennas are the result of decades of quad design and manufacturing experience.

The Mantis is available in two mono-band 2 element models, or as an addition of 2 elements on the top-of-the-line Cubex Quads Mark IV family of antennas. Mantis systems are pre-tuned and designed to exceed the expectations of the world’s top operators. Want to be a BIG SIGNAL on HF? Go with “the choice of DX Kings”… go with Cubex Quads!

MANTIS II-40M

  • 2 element 40M mono-band quad
  • 3″OD x 15′ Boom (2 piece)
  • Double Cast Hubs for superior arm support
  • Rugged 25′ fiberglass spreader arms
  • Durable HF terminal blocks exceed full legal limit specifications
SPECIFICATIONS
  • Gain: 6dbi
  • F-B Ratio: 15db
  • Beam Width (hpp): 60deg
  • Weight: 119 pounds
  • Turn Radius: 19′
  • Wind Load: 16sq/ft

75-ohm Matching Cable available

$2680

Add 30 Meters – $85

MANTIS II-40ML

  • 2 element 40M mono-band quad
  • 3″OD x 24′ Boom (2 piece)
  • Double Cast Hubs for superior arm support
  • Rugged 25′ fiberglass spreader arms
  • Durable HF terminal blocks exceed full legal limit specifications
  • Lateral High Wind Kit
SPECIFICATIONS
  • Gain: 7.5dbi
  • F-B Ratio: 20db
  • Beam Width (hpp): 55deg
  • Weight: 137 pounds
  • Turn Radius: 22′
  • Wind Load: 17sq/ft

75-ohm Matching Cable available

$2895

Add 30 Meters – $85

MANTIS II-40M + 4L3B

  • 2 elements on 40 meters
  • HD Boom, one piece 3″ x 24′
  • Double Cast Hubs for super 40m arm support
  • 8 Rugged fiberglass spreader arms
  • Lateral High wind kit

PLUS-

  • 4 elements on 10-15-20 meters – Combines the features of the MARK IV 3-band with 2 elements on 40 meters

$3700

Add 30 Meter Elements for – $85
SPECIFICATIONS
  • Gain: 10M-20M 11-13dbi / 40M 7.5dbi
  • F-B Ratio: 18-30db
  • Beam Width (hpp): 55deg
  • Weight: 150 pounds
  • Turn Radius: 23.8′
  • Wind Load: 21sq/ft

75-ohm Matching Cables available for all bands

MANTIS II-40M + 4L5B

  • 2 elements on 40 meters
  • HD Boom, one piece 3″ x 24′
  • Double Cast Hubs for super 40m arm support
  • 8 Rugged fiberglass spreader arms
  • Lateral High wind kit

PLUS-

  • 4 elements on 10-12-15-17-20 meters – Combines the features of the MARK IV 5-band with 2 elements on 40 meters

$3990

Add 30 Meter Elements for – $85
SPECIFICATIONS
  • Gain: 10M-20M 11-13dbi / 40M 7.5dbi
  • F-B Ratio: 18-30db
  • Beam Width: (hpp) 55deg
  • Weight: 165 pounds
  • Turn Radius: 23.8′
  • Wind Load: 23sq/ft

75-ohm Matching Cables available for all bands

MANTIS CHARACTERISTICS

Model

Gain

F/B

Boom Length

Turning Radius

Weight

Wind Load

MANTIS
II-40M

6 dBi

15dB

15 ft

19 ft

119 lbs

16.0 sq/ft

MANTIS
II-40ML

7.5 dBi

20dB

24 ft

22 ft

137 lbs

17.0 sq/ft

MANTIS
II-40M +4L3B
4 Total Bands

7+ dBi on 40M

11-13dbi on 10-20M

18-30dB

24 ft

23.8 ft

150 lbs

21.0 sq/ft

MANTIS
II-40 +4L5B
6 Total Bands

7+ dBi on 40M

11-13dbi on 10-20M

18-30dB

24 ft

23.8 ft

165 lbs

23.0 sq/ft