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The Cushcraft A3S tribander beam is a real power house in a small space and lets you work the pile-ups with confidence. All you need is a light-weight tower and rotator to enjoy the benefits of the A3S. The construction features: pinned boom sections, heavy duty element clamps with backing plates plus all stainless steel hardware.
The optional Cushcraft A743 kit adds 40 and 30 meters to the A3S or A3SDX.
A3S Specifications
Frequency: 10, 15 and 20 meters
Elements: 3
Forward Gain: 8 dB
Front To Back Ratio: 25
VSWR 2:1 Bandwidth: 500+ kHz.
Power: 2000 watts CW
Longest Element: 27.75 Ft. (8.45 m)
Turning Radius: 15.5 Ft. (4.72 m)
Boom Length: 14 Ft. (4.27 m)
Boom Diameter: 1.5 inches (3.81 cm)
Wind Load: 4.36 sq. feet
Connector: UHF (SO239)
Weight: 27 Lbs (12.9 kg)
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-Choir Sheet
Antennas - HF
