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ULTRABEAM UB640 DYNAMIC ANTENNA FROM 6 TO 40 METERS - USED IN EXCELLENT CONDITIONS
Ref: UB640_USED
Immediately available
€2,890.00
Tax included
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Usually ships within 24 hours.
No review at the moment
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
