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are sent when the disk is in test mode. Installed a gate in 167 to prevent listening to libracope clock pulses unless 167 has disk selected.

This was this morning's camer trouble

3) Found that WRITING in CORES 0+1 from 167 tends to get them hung up in a pecular state. This happens with either TV camera or disk. Not fixed. TV camera is just about unuseable

4) Librascope stopped sending clock pulses. Dutch ludt fixed it. No significant delay to us resulted.

SRRussel