Heavy Duty Model Towers: AL-58000 Series

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AL-58000 model towers are suited for very heavy duty applications with an operating load of up to 17,600 lbs (8,000 kg). They have durable steel masts, which can be vertical or inclined (limited to specific loads). They are available with a steel linear offset slide that is manual handwheel style, manual fixed step, or motorized.
Model Numbers: 
AL-58100, AL-58200, AL-58110, AL-58210, AL-58120, AL-58220 (formerly AL-4820-1, AL-4821-1)

Main Features

  • High Performance Torque & Accuracy
  • Linear Bearings (Except Fixed Step)
  • AUT Adjustment over Lower AZ Center of Rotation
  • Compatible with Standard Antenna Positioners (Support Wiring Required)
  • Formerly AL-4820-1, AL-4821-1


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