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A4S Cushcraft 4-Element Tribander
* Bands: 10, 15, 20m
* Elements: 4
* Power rating: 2kW
* Forward gain: 8.9 dB
* Front to back ratio: 25dB
* VSWR: 1.2:1 (typical)
* Bandwidth (2:1): >500kHz
* Beam width (3dB): 58 degrees
* Boom length: 5.48m
* Boom diameter: 51mm
* Longest element: 9.75m
* Element centre diam.: 31.8mm
* Turning radius: 5.49m
* Mast size range: 31.8 - 50.8mm
* Wind loading (m2): 0.51m
* Stainless steel hardware
* Weight: 16.8kg
The A4S four element beam is the preferred antenna with all the features that you want, high gain, low SWR, and wide bandwidth. Construction features include pinned boom sections and formed aluminium brackets to keep elements straight under all conditions plus all U-bolts, clamps and hardware are stainless steel. With the addition of the A744 add-on kit it will also cover 40 and 30m.
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