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    ULTRABEAM UB640 DYNAMIC ANTENNA FROM 6 TO 40 METERS - USED IN EXCELLENT CONDITIONS

ULTRABEAM UB640 DYNAMIC ANTENNA FROM 6 TO 40 METERS - USED IN EXCELLENT CONDITIONS

Ref: UB640_USED

€2,890.00
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Antenna used for 3 years and kept in excellent condition.

Complete with control box and connection cable.

3 Elements Yagi 6-40 meters

  • Frequency range: 7 - 50 Mhz
  • 3 elements yagi: 6-10-12-15-17-20m
  • 2 elements yagi: 30-40m
  • Gain (dBd): 6,1
  • Gain (dBi): 8,25
  • F/B ratio (dB): 25/30
  • Power (PeP): 3500 watt
  • Longest elements: 21,5m
  • Boom length: 4,85m
  • Boom diameter: Square 80x80mm
  • Max wind area: 1,35
  • Rotating radius: 11m
  • Mast diameter: 50mm (60-65mm possibility)
  • Weight: 67kg
  • Controller: Included

TECHNICAL DATA

Product Name UB-3-640
Front/Back Ratio 7 MHz (dB) 30
Front Back Ratio 10 MHz (dB) 30
Front/Back Ratio 14 MHz (dB) 25
Front/Back Ratio 21 MHz (dB) 27
Front/Back Ratio 28 MHz (dB) 30
Max. Element Length 21.5
Mono-/Multiband Multiband
Number of active Elements 7 MHz 2.0000
Number of active Elements 50 MHz 3.0000
Number of active Elements 28 MHz 3.0000
Number of active Elements 24 MHz 3.0000
Number of active Elements 21 MHz 3.0000
Number of active Elements 18 MHz 3.0000
Number of active Elements 14 MHz 3.0000
Number of active Elements 10 MHz 2.0000
Bi-directional mode Yes, on 40, 30, 20, 17, 15, 12, 10m
180° Direction Reversal Yes, on 40, 30, 20, 17, 15, 12, 10m
Brand Ultrabeam
Supported Bands 40m, 20m, 17m, 15m, 12m, 10m, 6m
Wind Surface (m²) 1.35
Weight 67 kg
Number of Elements 3
Boom length [cm] 485 cm
Balun Included Yes
Max. Power [W] 3500 W
Frequency Range 7 - 54 MHz
Polarisation Horizontal
Rotation Radius [m] 11
Boom Size 80 x 80
Antenna Type Directional Antenna
Design of antenna Yagi
Max. Mast Diameter [mm] 50
Gain 7 MHz [dBi] 6.3
Gain 10 MHz [dBi] 8.2
Gain 14 MHz [dBi] 8.2
UB640_USED

Data sheet

Guy
HF Direttive
Specifications
6-40 M
Compatible brand
Generico

Specific References

MPN
UB-640
Used

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