The Quad Digital Receiver LRU contains 6-slot space inside, consisting of 5 boards intotal and powerdistribution module. The back plane of QDR LRU is custom designedwith VPX connector terminations. The details of five boards are given below and will bevertically loaded to the back plane.
1. Quad Digital Receiver (2slots)
2. Narrow Band controller Board(1slot)
3. ESM Processor board (1slot)
4. Wide band processor (1slot)
5. RFPS Board (1slot)
The data transfer between the boards and the external receivers which are outside the LRU, is carried out through the top panel using circular connectors. The data transfer from/ to top panel to the mother board (back plane) is carried out through a translating edge connector’s interface using high density sub-miniature (HDSM) Connectorization.
Features:
| 6 Slot VPX Customized Backplane |
| Conduction cooled with external forced air cooling |
| LRU Accepts and Generates different IO's, RS422(Differential) and LVTTL(Single Ended) |
| Weight: 5 Kg(Bare Chassis), 16 Kg Complete chassis |
| System Consumes 350 Watt,Input Voltage is 28V DC |
| Designed for Inside Card Edge temperature <70°C |
| Structural Analysis : Random on Random Vibration |
| Front Panel MIL-D38999 Series Connectors |