EL/AZ Positioners: Heavy Duty

Our Legacy Series heavy duty azimuth positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 92.5 in (2,350 mm) diameter. Rugged yet simple construction ensures maximum reliability and trouble-free operation.
Model Numbers: 
AL-4216-1, AL-4206-1, AL-4207-1, AL-42091, AL-4210-1, AL-4211-1

Main Features

  • Vertical Loads from 30,000 to 50,000 lbs (13,610 to 22,680 kg)
  • Turntable Diameters from 34.3 to 34.1 (870 x 866 mm) to 92.5 in (2,350 mm) diameter
  • Excellent Angular Position Accuracy
  • Low Backlash Design
  • Precision Bearings
  • Closed Loop Servo Control
  • Industry-Standard Wiring
  • Tachometers for Optimum Speed Regulation & Control
  • Wide Operating Temperature Range
  • Fully Enclosed Design of Drive Gear Train & Data Take-Off
  • Wide Variety of Available Options


  • General Purpose Positioning Subsystems
  • Far-Field & Near-Field Antenna Measurements
  • Aircraft Measurements
  • Indoor & Outdoor Use

Related Services

ORBIT/FR offers different levels of service plans, including factory and extended warranties, software support, and preventive maintenance as well as training services. 
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