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Kathrein-Scala YA7-155



YAGI Antenna 150-164 MHz

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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.

Contact BSW for your pricing and shipping!

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  • Specifications:
  • 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.