Positioning Equipment

Rotary Positioners
Product	Main features	Description
EL/AZ Positioners: Medium Duty	Vertical Loads from 1,000 to 10,000 lbs (450 to 4,540 kg) Platform Sizes from 12.6 x 13.3 to 28 x 28 in (320 x 339 to 711 x 711 mm) Excellent Angular...	Our Legacy Series medium duty EL/AZ positioners provide accurate rotation, velocity, and direction and offer platform sizes up to 28 x 28 in (711 x 711 mm). Rugged yet simple construction ensures maximum reliability and trouble-...
EL/AZ Positioners: Heavy Duty	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 ...	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...
AZ/EL/AZ Positioners: Medium Duty	Vertical Loads Ranging from 100 to 10,000 lbs (45 to 4,540 kg) Turntable Diameters Ranging from 10.3 to 12.4 in (262 to 612 mm) Excellent Angular...	Our Legacy Series medium duty AZ/EL/AZ positioners provide accurate rotation, velocity, and direction and offer a turntable diameters up to 24.1 in (612 mm). Rugged yet simple construction ensures maximum reliability and trouble-...
Polarization Positioners: Medium Duty	Operating Loads Ranging from 4,000 to 20,000 lbs (1,810 to 9,070 kg) Turntable Diameters from 20.3 to 30.0 in (516 to 762 mm) Excellent Angular Position...	Our medium duty polarization positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 30.0 in (762 mm) . Rugged yet simple construction ensures maximum reliability and trouble-free...
Polarization Positioners: Heavy Duty	Operating Loads up to 33,000 lbs (14,970 kg) Turntable Diameters up to 48.0 in (1,219 mm) Excellent Angular Position Accuracy Low Backlash...	Our heavy duty polarization positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 48.0 in (1,219 mm) . Rugged yet simple construction ensures maximum reliability and trouble-free...
Performance Series AZ/EL Positioners: Heavy Duty	Vertical Loads Ranging from 18,000 to 40,000 lbs (8,165 to 18,140 kg) Turntable Diameters from 30.0 to 48.0 in (762 to 1,219 mm) Optimum Performance...	Our Performance Series heavy duty AZ/EL positioners represent the latest generation of multi-axis rotary positioning subsystems with turntable diameters up to 48.0 in (1,219 mm). They offer enhanced capabilities and improved...
Performance Series AZ/EL/AZ Positioners: Heavy Duty	Vertical Loads Ranging from 18,000 to 40,000 lbs (8,165 to 18,140 kg) Turntable Diameters from 30.0 to 48.0 in (762 to 1,219 mm) Optimum Performance...	Our Performance Series heavy duty AZ/EL/AZ positioners represent the latest generation of multi-axis rotary positioning subsystems with turntable diameters up to 48.0 in (1,219 mm). They offer enhanced capabilities and improved...
Azimuth Positioners: Light Duty	Vertical Loads from 10 to 2,000 lbs (4.5 to 910 kg) Turntable Diameters from 2.6 to 12.6 in (66 to 320 mm) Excellent Angular Position Accuracy ...	Our Legacy Series light duty azimuth positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 12.6 in (320 mm). Rugged yet simple construction ensures maximum reliability and trouble-free...
Azimuth Positioners: Medium Duty	Vertical Loads from 8,800 to 30,000 lbs (3,990 to 13,610 kg) Turntable Diameters from 20.3 to 27 in (516 to 686 mm) Excellent Angular Position Accuracy...	Our Legacy Series medium duty azimuth positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 30 in (686 mm). Rugged yet simple construction ensures maximum reliability and trouble-free...
Azimuth Positioners: Heavy Duty	Vertical Loads from 50,000 to 550,000 lbs (22,680 to 250,000 kg) Turntable Diameters from 47.2 to 122.0 in (1,200 to 3,100 mm) Excellent Angular Position...	Our Legacy Series heavy duty azimuth positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 122 in (3,100 mm). Rugged yet simple construction ensures maximum reliability and trouble-free...
AZ/EL Positioners: Light Duty	Vertical Loads from 50 to 200 lbs (20 to 90 kg) Turntable Diameters from 5.9 to 12.5 in (150 to 318 mm) Excellent Angular Position Accuracy Low...	Our Legacy Series light duty AZ/EL positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 12.5 in (318 mm). Rugged yet simple construction ensures maximum reliability and trouble-free...
AZ/EL Positioners: Medium Duty	Vertical Loads from 800 to 10,000 lbs (360 to 4,540 kg) Turntable Diameters from 12.5 to 24.1 in (318 to 612 mm) Excellent Angular Position Accuracy...	Our Legacy Series medium duty AZ/EL positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 24.1 in (612 mm). Rugged yet simple construction ensures maximum reliability and trouble-free...
AZ/EL Positioners: Heavy Duty	Vertical Loads from 30,000 to 45,000 lbs (13,610 to 20,410 kg) Turntable Diameters from 34.25 to 74 in (870 to 1,879 mm) Excellent Angular Position...	Our Legacy Series heavy duty AZ/EL positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 74 in (1880 mm). Rugged yet simple construction ensures maximum reliability and trouble-free...
EL/AZ Positioners: Light Duty	Vertical Loads from 44 to 200 lbs (20 to 91 kg) Platform Sizes from 9.8 x 7.9 to 12.6 x 12.6 in (250 x 200 to 320 x 320 mm) Excellent Angular Position...	Our Legacy Series light duty EL/AZ positioners provide accurate rotation, velocity, and direction and offer platform sizes up to 12.6 x 12.6 in (320 x 320 mm). Rugged yet simple construction ensures maximum reliability and...
AZ/EL/AZ Positioners: Light Duty	Vertical Loads up to 50 lbs (23 kg) Turntable Diameter of 7.9 in (201 mm) Excellent Angular Position Accuracy Low Backlash Design ...	Our Legacy Series light duty AZ/EL/AZ positioners provide accurate rotation, velocity, and direction and offer a turntable diameter of 7.9 in (201 mm). Rugged yet simple construction ensures maximum reliability and trouble-free...
AZ/EL/AZ Positioners: Heavy Duty	Vertical Loads from of 30,000 to 50,000 lbs (13,608 to 20,680 kg) Turntable Diameters from 34.3 to 74.0 in (870 to 1,880 mm) Excellent Angular Position...	Our Legacy Series heavy duty AZ/EL/AZ positioners provide accurate rotation, velocity, and direction and offer vertical loads up to 50,000 lbs (20,680 kg). Rugged yet simple construction ensures maximum reliability and trouble-...
Polarization Positioners: Light Duty	Operating Loads Ranging from 10 to 2,000 lbs (4.5 to 910 kg) Turntable Diameters from 2.6 to 12.6 in (66 to 320 mm) Excellent Angular Position Accuracy...	Our light duty polarization positioners provide accurate rotation, velocity, and direction and offer turntable diameters up to 12.6 in (320 mm) . Rugged yet simple construction ensures maximum reliability and trouble-free...

Model Towers
Product	Main features	Description
AL-4779-1 L-Bracket Semi-Fixed Base Model Tower	Standard Linear Travel: 24 in (61 cm) Customizable Travel Lengths Available Choice of Fiberglass or Metal Mast	The AL-4779-1 L-bracket semi-fixed base model towers provide support for AUTs in multi-axis configurations. The assembly comprises a fiberglass or metal mast and a manual linear offset slide.
AL-4879-1 L-Bracket Semi-Fixed Base Model Tower	Linear Travel: 24 in (61 cm) Operating Load: 450 lbs (204 kg) Motorized Roll Head	The AL-4779-1 L-bracket semi-fixed base model towers provide support for AUTs in multi-axis configurations. The assembly comprises a metallic roll head, a non-metallic mast and a manual linear offset slide. It is designed to...
Dielectric Belt Driven Model Towers: DBDR Series	Low Electromagnetic Profi le for Small Broad-Beam Antennas Interchangeable AUT Foam Bracket – See Options Table Compatible with Rotary Positioners (...	The Dielectric Belt Driven Rotator (DBDR) model tower series is a lower-scattering alternative to conventional metal towers with a roll axis. They are generally used for omni-directional antenna measurements and are available in...
AL-4800 Series - Heavy Duty Handwheel Driven Model Towers	Linear Travel: 24 in (61 cm) Operating Loads Up to 750 lbs (340 kg) Low Compliance of 3x10-7 rad/ft-lbs High Accuracy in Roll Angle Measurements...	AL-4800 heavy duty handwheel driven model towers provide support for AUTs in multi-axis configurations. Rugged mechanical construction results in extremely low compliance. Precision, heavy duty linear bearings allow for accurate...
AL-4800 Series - Heavy Duty Motorized Model Towers	Linear Travel: 24 in (61 cm) Operating Loads Up to 750 lbs (341 kg) Low Compliance of 3x10-7 rad/ft-lbs	AL-4800 heavy duty motorized model towers provide automated support for AUTs in multi-axis configurations. Rugged mechanical construction results in extremely low compliance. Precision, heavy duty linear bearings allow for...
Light Duty Model Towers: AL-38000 Series	Linear Bearings Scale (Offset Indication) Mechanical Stops Manual AUT Adjustment over Lower AZ Center of Rotation Compatible with...	AL-38000 model towers are suited for light duty applications with an operating load of up to 150 lbs (68 kg). This series is available with a either a manual or motorized linear offset slide. Manual slides can be hand-push or...
Medium Duty Model Towers: AL-48000 Series	High Performance Torque & Accuracy Linear Bearings AUT Adjustment over Lower AZ Center of Rotation Compatible with Standard Antenna...	AL-48000 model towers are suited for medium duty applications with an operating load of up to 1,000 lbs (455 kg). This series is available with a either a manual handwheel or motorized linear offset slide. The mast (vertical or...
Heavy Duty Model Towers: AL-58000 Series	High Performance Torque & Accuracy Linear Bearings (Except Fixed Step) AUT Adjustment over Lower AZ Center of Rotation Compatible with...	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...

Linear Positioners
Product	Main features	Description
Linear Floor Slides: Tapered Chamber Transmit AL-4710-1-TC	Reverse Inclined Mast Custom Lengths Available Vertical Loads up to 350 lbs (160 kg) Excellent Linear Position Accuracy Precision...	Our AL-4710-1TC floor slide is tailored for linear adjustment of the transmit antenna stage in tapered chamber applications. This model is compatible with AL-560-1P and AL-760-1P series polarization positioners and can support an...
Linear Floor Slides: Light Duty AL-4600 Series	Custom Lengths Available Vertical Loads up to 880 lbs (400 kg) Excellent Linear Position Accuracy Precision Linear Bearings Rigid,...	Our AL-4600 light duty series floor slides offer accurate linear motion for customers involved in antenna design and development. This series can support vertical loads up to 880 lbs (400 kg). Their rugged yet simple construction...
Linear Floor Slides: Medium Duty AL-4700 Series	Manual & Motorized Models Custom Lengths Available Vertical Loads up to 1,500 lbs (680 kg) Excellent Linear Position Accuracy ...	Our AL-4700 medium duty series floor slides offer accurate linear motion for customers involved in antenna design and development. This series can support vertical loads up to 1,500 lbs (680 kg). Their rugged yet simple...
Linear Floor Slides: Heavy Duty AL-4900 Series	Manual & Motorized Models Custom Lengths Available Vertical Loads Up to 110,000 lbs (50,000 kg) Excellent Linear Position Accuracy ...	Our AL-4900 heavy duty series floor slides offer accurate linear motion for customers involved in antenna design and development. This series can support vertical loads up to 110,000 lbs (50,000 kg). Their rugged construction...
Field Probes	Travel Up to ‡100 in (2,540 mm) Range of Apertures	Aperture field probe systems are used to evaluate the extraneous signals that exist in the area surrounding the Device Under Test due to reflections and other transmitting sources.

Controllers, PCUs & LCUs
Product	Main features	Description
Positioner Controllers, Sequential: AL-48061, AL-48062, AL-48063	Sequential Control Up to 6 Axes Dynamic Density Control (DDC) Selectable PIV & PID Control Loop Motion Profiles Audible Limit Alarm...	AL-48060 series controllers drive up to 6 axes sequentially. These popular, programmable controllers provide manual front panel or remote control of rotary and linear positioners. Optional interfaces are available for position...
Simultaneous Controllers, 2 Axis: AL-4162	Simultaneous Control Up to 2 Axes Includes 1/3 HP (Horsepower) PCU 2 Independent PWM Channels Incremental Encoder Support Brush &...	The AL-4162 programmable positioner controller offers real-time control of positioning subsystems used in near-field and far-field antenna measurement systems. Typically, it may be configured to drive planar scanners and general...
Simultaneous Controllers, 4 Axis: AL-4164 & AL-4166	Simultaneous Control Up to 4 Axes 4 Independent PWM Channels Factory-Configurable Armature Output Voltage (24, 48 or 90 VDC) Built-In Power...	AL-4164 and AL-4166 programmable positioner controllers offer real-time control of positioning subsystems used in near-field and far-field antenna measurement systems. Typically, they may be configured to drive planar scanners and...
Power Control Units (PCUs): AL-4147-2, AL-4107-2-6A, AL-4107-2-6A-4A5	AL-4107-6A Models Include PSU & LCU Sequential Control Up to 6 Axes Compatible with ORBIT/FR and Qualified Third Party Positioners Remote...	AL-4100 series PCUs provide precision motor drive for DC-servo based positioning and can control up to six axes sequentially. The AL-4107-6A models also include a supplied power supply unit (PSU) and a local control unit (LCU...
Local Control Units (LCUs), Wired: AL-4146-2L & AL-4146-2L-12A	Sequential Axis Control Compatible with: AL-48062, AL-48063, AL-4160 Series, AL-4147-2 & AL-4107 Series	AL-4146-2L series LCUs are portable, hand-held units that are connected to a PCU/positioner controller via an interconnect cable. These LCUs utilize the PCU/controller’s basic control, limit and supply circuits. They incorporate...
Local Control Units (LCUs), Wireless: AL-4188-WCRU & AL-4188-WRCU-D	Sequential Control Wireless Control Light-Weight & Easy to Use	The AL-4188 series LCUs are portable, wireless hand-held units that are connected to a PCU/positioner controller via a wireless RF link. These LCUs utilize the PCU/ controller’s basic control, limit and supply circuits. They...
Emergency Stop Unit (E-Stop): AL-9504-2	Up to 4 External E-Stop Inputs Up to 5 Outputs for Controller Interlock OSHA Compliant	The AL-9504-2 Emergency Stop (E-Stop) Unit provides a central connection point for external emergency stop panic buttons and positioner controllers that are located throughout the system. In the event of an emergency stop, the AL...
Positioning Cable Assemblies: 910000 Series	Support of ORBIT/FR and Third-Party Positioning Products Designed for Indoor/Outdoor Use Molded Boots & Transitions E-Series MIL-Spec (MS)...	ORBIT/FR is a recognized leader in providing industry standard or customized high-quality positioning subsystem cable assemblies. A full range of electrical, mechanical, and environmental tests are incorporated into the process...