PCB board(DSP) : DSP board is a kind of digital board, it's good in memory and anti-interference.

pcb board

Main technical parameters

  Transmitter:

          Power supply               DC 24V

          DC     source               300mA

          Safeguard                  250V, 0.5A fuse

          Output current              180mAJP1240mA

          Center frequency             8.2MHZ ±0.05MHZ

          Scanning frequency bias          ±500KHZ

          Scan rate                     180HZ ± 1HZ

Receiver:

Power supply                    DC 24V

DC source                        ______

in guard status                 380mA

in alarm status                 380mA

sensitivity                       5μA

Safeguard                         250V, 0.5A, fuse

radio-frequency bandwidth           7.5MHZ 8.5MHZ