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Kathrein-Scala YA7-155

YAGI Antenna 150-164 MHz



The Scala YA7-155 and YA7-166 are ruggedly built, broadband, folded dipole yagi antennas, designed for control station, point-to-point, and SCADA applications. Like all Scala antennas, the YA7-155 and YA7-166 are made of the finest materials using state of the art electrical and mechanical designs resulting in superior performance and long service life.

The YA7-155 and YA7-166 are anodized and may be used stand alone or in stacked arrays for higher gain, increased side-lobe suppression, or custom azimuth patterns.

• Gain: 7 dBd (9.15 dBi)
• Impedance: 50 ohms
• VSWR: <1.35:1
• Polarization: Horizontal or vertical
• Front-to-back ratio: 13 dB
• Maximum input power: 250 watts
• H-plane beamwidth: 80 degrees (half-power)
• E-plane beamwidth: 58 degrees (half-power)
• Connector: N female
• Weight: 10 lb (4.5 kg)
• Dimensions: YA7-155 55 x 38.8 x 5 inches (1397 x 986 x 127 mm)
• Wind load at 100 mph (161 kph) Front: 40 lbf (178 N)
• Wind survival rating*: 100 mph (161 kph)

*Mechanical design is based on environmental conditions as stipulated in TIA-222-G-2 (December 2009) and/or ETS 300 019-1-4 which include the static mechanical load imposed on an antenna by wind at maximum velocity. Contact KBU for further details.

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