(314)735-0270
(314)735-0270

ARC-VS5821SD1- ARCFlex 21-19dBi 5GHz DP Variable Sector

SKU: ARC-VS5821SD1
ARCFlex dual-polarization variable sector antennas feature ultra wideband frequency performance, providing robust connectivity for a range of broadband radio equipment. The unique variable beamwidth capability allows for easy, single-point adjustment of horizontal beamwidth (60° – 120°). Mounting brackets provided allow for easy adjustment of up/down-tilt.
Antenna Type: Sector
Frequency: 4.9 - 5.9GHz
Polarization: Dual Linear
Beamwidth: up to 120°
Price: $119.00
ARC-VS5821SD1-  ARCFlex 21-19dBi 5GHz DP Variable Sector
ARC-VS5821SD1- ARCFlex 21-19dBi 5GHz DP Variable Sector
Product Details
ARCFlex Variable Sector Antenna 4.94-5.875 GHz, 35-130° Beamwidth,21-19 dBi 



  • Wide range of beamwidths, 1 SKU 
  • Mechanical slide for easy field adjustments
  • Ultra wideband frequency performance 
  • High gain antenna in compact package 
  • Low profile, rugged design for outdoor use 
  • US Engineered 
  • Manufactured under strict US quality control procedures

Technical Specifications
  • Frequency Range: 4.94-5.875 GHz
  • Polarization: Dual Linear-Vertical and Horizontal
  • 3 dB Horizontal (AZ) Beamwidth: 60°, 90°, 120°
  • Gain (dBi): 18, 17, 16
  • 3 dB Vertical (EL) Beamwidth: 4.0 Deg
  • VSWR: 1.5:1 Typ 
  • Front-to-Back Ratio: >25dBi
  • Cross Polarization: >25dBi
  • Sidelobe Level: >12 dBi
  • Port to Port Isolation: >25dBi
  • Power Rating: 20 Watts
  • Impedance: 50 ohms
  • Lightning Protection: DC Ground

Physical/Environmental Specifications
  • Dimensions: 28in x 6.4in x 2.5in (Excluding Bracket and Adjustment Slide)
  • Weight: 9lbs (4.1kg)
  • Radome: UV Stabilized ABS Plastic, gray
  • Wind Survivability: 125mph (201kph)
  • Wind Load: 0.67ft² 
  • Operating Temperature: -49ºF to 149ºF (-45ºC to 65ºC)
  • Pole Mount Diameter Range: 2.0 to 2.75in (5.0 to 7.0cm)
  • Environmental: IP 65
  • Connector: Type-N Jack (2)
  • Mechanical Downtilt: +15 deg/ -30deg
  • *All beam widths are listed at the 3dB point except for 120º beam on horizontal polarization is listed at 6dB point
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