Gain matching
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7/16/16
PMT top and bottom is in coincidence with a trigger placed 3" below the CF-252 source.
PMT pulses are widened to 500 ns in electronics in order to avoid double counting.
Discriminator thresholds:
Trigger: 35 mv
PMT's: 50 mv
| Detector | PMT | High voltage | |
|---|---|---|---|
| angle | color | ||
| 30 | Red | Top | 1555 |
| Bot | 4444 | ||