Antenna Positioning Unit
APU-1 Antenna Positioning Unit is a lightweight communication Antenna Pedestal, designed to provide single axis pointing capability in a very compact, yet robust package.
APU-1 contains a precision DC servo mechanical drive assembly, RF components, rotary joint, slipring and electronics circuits.
APU-1 can carry a large antenna with dimensions up to 40x60 cm under a wind load of up to 65 knots. The antenna can be pointed in azimuth according to manual commands or can track automatically according to Signal Strength (SS). Communication to the Antenna Pedestal is provided by means of RS-422 serial channel.
APU-1 is designed to withstand outdoor rough environmental conditions.
MAIN FEATURES
- 360 ° Continuous Rotation.
- High Accuracy.
- Light Weight (7.5 kg).
- Low Power Consumption.
- Operation on a single voltage (28 VDC).
- Integral Servo Control Electronics.
- Built-In-Test.
- RS-422 Serial Communication.
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