HP 16531A DIGITIZING OSCILLOSCOPE BOARD FOR 16500A LOGIC ANALYSIS (S7-201)

HP 16531A DIGITIZING OSCILLOSCOPE ACQUISITION BOARD FOR 16500A LOGIC ANALYSER. THIS BOARD WAS TAKEN FROM ADECOMMISSIONED16500A LOGIC ANALYSER. THELOGIC ANALYSER SYSTEM POWERED UP FINE AS IN LAST TWO PICTURES BUT I AM UNABLE TO TEST THE BOARD.

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