Embedded & Avionics Systems · Sigma Advanced Systems lineage
KSHATRA Antenna Control Unit
Ground-based UAV tracking antenna controller

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Technical Overview
This ground-based tracking unit uses a conduction-cooled Power PC single board computer with a customized VME64 backplane, receiving and transmitting data over Ethernet to multiple subsystems. It interfaces with incremental and absolute encoders through 16 digital inputs/outputs, 8 analog inputs, 4 analog outputs, and multiple serial, Ethernet, CAN and SSI ports, running embedded software validated to DO-178B Level C.
Specifications
| Processor | Conduction-cooled Power PC SBC |
|---|---|
| Backplane | Customized VME64 |
| I/O | 16 digital I/O, 8 analog in, 4 analog out |
| Interfaces | 3× Ethernet, 3× serial, CAN bus, 4× SSI |
| Software qualification | DO-178B Level C |
| Note | Specifications subject to change without notice — source: authorized-partner datasheet. |
Mission Applications
- ▸UAV Ground Tracking Stations
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