product description
Yagi directional antenna for 2m
3 Elements 1 Reflector 140-160 MHz
Sirio WY 140 3N
Features:
Technical data
Download Data sheet
3 Elements 1 Reflector 140-160 MHz
Sirio WY 140 3N
Features:
- Wide band, highly symmetrical radiation pattern
- High gain
- Made of anodized aluminium alloy
- Protection from static discharges / DC-ground
- Optional: tilting bracket for +-20°
Technical data
| Type | 3 elements yagi antenna |
| Frequency range | 140 - 160 MHz |
| Impedance | 50 Ω unbalanced |
| Radiation (H-plane) | beamwidth at -3 dB = 140° at center frequency |
| Radiation (E-plane) | beamwidth at -3 dB = 70° at center frequency |
| Radiation angle | 0° |
| Front to back ratio | ≥ 16 dB |
| Polarization | linear vertical or horizontal |
| Gain | 4.85 dBd – 7 dBi |
| SWR in bandwidth | ≤ 1,5:1 |
| Max. power | 200 Watts (CW) at 30° C |
| Feed system / position | RG303 teflon coax with balun / inside boom |
| Connector | N-female with rubber protection cap |
| Materials | Anodized 6063-T5 Aluminium, EPDM rubber, thermoplastic UV stabilized, Chromed brass |
| Wind load / resistance | 114 N at 150 km/h / 160 km/h |
| Wind surface | 0,09 m² |
| Weight | 1,74 kg |
| Temperature range | -40° C to +60° C |
| Mast diameter | Ø 35-52 mm |
Download Data sheet