Item code: 210510178 € 139.90 SIRIO SY 78-3 Qty.

Low VHF Base station antennas

Features:
• Low VHF Base station antennas
• Directional, High-gain
• Vertical or Horizontal polarization
• Made of aluminium alloy 6063 T-832
P/N 2105101/78 SY 78-3

Electrical Data
• Type: 3 element Yagi antenna
• Frequency range:
SY 78-3: 78-88 MHz
• Impedance: 50Ω unbalanced
• Radiation (H-plane): beamwidth @ -3 dB = 130° at center freq.
• Radiation (E-plane): beamwidth @ -3 dB = 70° at center freq.
• Front to back ratio: ≥ 15 dB
• Polarization: Linear vertical or horizontal
• Gain: 7 dBi
• SWR in bandwidth: ≤ 1.5
• Max. power: 350 Watts (CW) at 30° C
• Feed system / position: Gamma match / center
• Connector: UHF-female with rubber protection cap

Mechanical Data
• Materials: Aluminium, die-cast zamak, EPDM rubber, zinc plated steel, chromed brass
• Wind load:
SY 78-3: 190 N @ 150 Km/h
• Wind resistance: 120 Km/h
• Wind surface:
SY 78-3: 0.154 m²
• Dimensions (approx.):
SY 78-3: 1600x1955 mm
• Boom/elements diameter: 33mm/16mm
• Turning radius (approx.):
SY 78-3: 1815 mm
• Weight (approx.):
SY 78-3: 3270 gr
• Operating temperature: -40° C to +80° C
• Mounting mast: Ø 35-52 mm