Sirio WY155-3N 155-175 MHz 3 Element Yagi Antenna

Sirio WY155-3N 155-175 MHz 3 Element Yagi Antenna

Features:

Base station antenna, Directional

Wide band, High-gain

Highly symmetrical radiation pattern in both planes (E and H)

Protection from static discharges DC-ground

Made of anodized aluminium alloy

Stacked and bayed array for more gain

Optional: tilting bracket for +-20°

Electrical Data

Type: 3 elements yagi antenna

Frequency range @SWR ≤ 1.5: 155-175MHz

Impedance: 50Ω

Radiation (H-plane): beamwidth @ -3 dB = WY 140-3N: 140°

Radiation (E-plane): beamwidth @ -3 dB = 70°

Front to back ratio: ≥ 16 dB

Polarization: linear vertical or horizontal

Gain: 4.85 dBd - 7 dBi

Max. Power (CW) @ 30°C: 200 Watts

Grounding protection: All metal parts are DC-grounded, the inner conductor shows a DC short

Connector: N-female with rubber protection cap

Mechanical Data

Materials: Anodized 6063-T5 Aluminium, EPDM rubber, thermoplastic UV stabilized, Chromed brass

Wind load / resistance: 114 N @ 150 Km/h / 160 Km/h

Wind surface: 0.071 m²

Dimensions (L x W approx.): Dimensions (L x W approx.): WY 140-3N: 990 x 1110 mm

Weight (approx.): WY 140-3N: 1740 gr

Tourning radius: WY 140-3N: 970 mm

Operating temperature: -40° C to +60° C

Mounting mast: Ø 35-52 mm