Rotar47

Antenna rotator 4.7

Rotar is digitally controlled antenna rotator. It can drive DC commutator motors, AC 2-phase motors or linear motor (superjack) for elevation. It has tow channels so it can drive two azimutal motors or one azimutal and one elevation motor. Sensors are magnetical contact providing pulses. Each channell has two contacts - one for pulses and second for synchronization. Human control is done by matrix keyboard 4x4 and HD44780 compatible display. It can communicate with PC via TTL-level serial port. Available accessories is USB converter for control using Tucnak.

Principe of rotator 4.7

Gallery

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  Control box made by OK1USW
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  Front view display and keyboard
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  Back panel with connectors
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  Finished board

Circuit diagram

Circuit diagram of rotator 4.7

PCB

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  PCB top side (600 DPI)
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  PCB bottom side (600 DPI)
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  Components placement top
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  Components placement bottom

Note: 600 DPI have images in Full resolution, MediaWiki uses thumbnails.