DUO 8 15-20 SF is a fullsize antenna for 14 MHz and 21 MHz. No traps or adapting systems where used to obtain fantastic performances and the best bandwidth. The feed is direct trought 2 separate 50 Ohm cables.
Suitable fot lift towers with side up to: 130 cm / 4.2 ft
Specification
Gain: 14.5 dBi (15m) / 13.0 dBi (20m) *
F/B ratio: 20.0 dB (15m) / 20.0 dB (20m)
SWR: best of 1:1.5 (15m) / 1:1.5 (20m)
Active elements: 4 (15m) / 4 (20m)
Longest element: 11,00 m / 36.1 ft
Boom lenght: 10,00 m / 32.8 ft
For more informations please contact us info@momobeam.com
DUO 8 15-20 SF is a fullsize antenna for 14 MHz and 21 MHz. No traps or adapting systems where used to obtain fantastic performances and the best bandwidth. The feed is direct trought 2 separate 50 Ohm cables.
Specification
Gain: 14.5 dBi (15m) / 13.0 dBi (20m) *
F/B ratio: 20.0 dB (15m) / 20.0 dB (20m)
SWR: best of 1:1.5 (15m) / 1:1.5 (20m)
Active elements: 4 (15m) / 4 (20m)
Longest element: 11,00 m / 36.1 ft
Boom lenght: 10,00 m / 32.8 ft
Feed: 2 separate 50 Ohm cables (baluns 1:1 not included)
Hardware: inox
Wind area: 0.99 m² / 10.67 sq. ft
Wind load at 130Km/h: 807 N
Wind survival**: 130 Km/h – (higher on request)surface: 0.9 mq
Turning radius: 740 cm / 24.28 ft
Power handling: 10 KW
Suitable for towers lift with side: 130 cm / 4.2 ft
Weight: 52.0 Kg / 114 lb
Mast size: 50/60 mm (upper on request)
In addition:
Simplified installation instructions
Separate hardware elements
Detailed manual
* Calculated at 20m from the ground
**Wind survival is the maximum wind speed at which there is no permanent deformation of the antenna
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