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    User name A. Camsonne

    Log entry time 09:09:22 on October17,2010

    Entry number 335311

    keyword=DVCS clock in TDC seen now

    DVCS clock in TDC seen now, I did not see any signal on the V1495 when looking with the scope, when I was about to reload the FPGA the signal but the signal came back, so maybe we will have to check for a bad connection. The signal is seen on the V1495 but is not very clean some pulses get lost from time to time not sure it is a bandwidth issue but I will have to find a few NIM logic module to replace it if we cannot improve it.
    I made copy of the clock in a NIM logic and send it to the TDC, and put channel 208 on this one and fed another output to the V1495.


    FIGURE 1

    FIGURE 2