3B-334 High Performance 3-band Antenna.

Electrical Specifications
	14 MHz	21 MHz	28 MHz
Frequency Range:	14.0 – 14.35 MHz	21.0 – 21.45 MHz	28.0 – 28.7 MHz
Free Space Forward Gain:	6.8 dBi	7.6 dBi	8.9 dBi
Forward Gain 20m AGL	12.5 dBi	13.4 dBi	15.3 dBi
Front to Back Ratio:	21 dB	24 dB	21 dB
3 dB Horizontal Beamwidth:	66°	65°	56°
Nominal Input Impedance:	50 Ohm	50 Ohm	50 Ohm
Maximum SWR at any freq.:	1 : 1.3	1 : 1.3	1 : 1.2
Maximum Power Input:	More than 1.5 kW	More than 1.5 kW	More than 1.5 kW

Matching Method:	Direct feed through current balun. One cable for all three bands.
Connector:	SO239

Mechanical Specifications
Boom length:	6 m
Boom Diameter:	70 x70 m
Longest element:	11.6 m
No. of elements:	10
Turning radius:	6.5m
Surface Area:	1.31 m2
Mounting Mast Diameter:	43 – 60 mm
Survival Wind Speed:	150 km/h
Weight:	54 kg

Dodatne informacije:

3B-334 High Performance 3-band Antenna

3B-334 sets new standards in radiating performance. This is perfect computer optimized tribander.

Electromagnetics designed by YT1NT using proprietary optimizing software.

3 monoband antennas on a single full size boom, using a common feed line.

High efficiency, direct 50 Ohm feed. Input power limited by feed line only.

All Dual antennas are fully tested and backed by the Warranty.

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