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A special flexible stripline on kapton basis provides an electrical connection between the detector hybrids and their motherboard. In particular this wiring is used to transmit 40 MHz clock frequency to the APC and decoder ASICs and 10 MHz trigger pulses from the pad readout chip. The characteristic impedance of the stripline had been measured and the circuit diagram was offered for the proper stripline termination with the minimum power dissipation on the front-end. |