Event Number Translator (ENT) Scope Pictures

ENT trigger fan output versus input Trigger fan output versus input:
ch.1:
Trigger input pulse, NIM-level,
ch.2:
Fan output, NIM-level (with 50 Ohm termination).
As shown, the fan-output delay is approx. 15-18 nsec.

ENT test trigger delay Remote/Manual Test Trigger delay:
1 msec after pushing the Manual Test Trigger Button, a short pulse at the TRG fanouts will be generated;
ch.1:
Test Trigger input, low-active TTL-level,
ch.2:
TRG fan output, NIM level (with 50 Ohm termination).

ENT test trigger veto range Range of variable Test Trigger veto window (channel 2 only):
Here, the scope was set to persistence mode, showing the full range of 15...400 msec.

ENT test trigger pulse width Test Trigger output pulse width (channel 1 only):
The pulse width of a test trigger, measured at one of the TRG fan outputs, is fixed to approx. 240 nsec.

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