04-22-2015

From New IAC Wiki
Jump to navigation Jump to search

Pu-Be source test

PMT detector #4 HV at -1000 Volts

Pu-Be 18 gram source# M1197

Run 4546 had a discriminator threshold set to 80 mV and the terminators were out. Cosmic rays test.

Fit: 6.7 cm/ns; Exp: 7.41 cm/ns Fit: 5.7 cm/ns; Exp: 6.82 cm/ns
Region 1 Region 2
Fake stop Second hit

R4546 fake stop.png

R4546 det4 up.png

Run 4547 had a discriminator threshold set to 80 mV and the terminators were out. DAQ rate is 100 Hz. Pu-Be source in.

R4547 fake stop.png

R4547 det4 up.png

Run 4548 had a discriminator threshold set to 80 mV and the terminators were in. DAQ rate is 100 Hz. Pu-Be source in.

R4548 fake stop.png

R4548 det4 up.png


Run 4549 had a discriminator threshold set to 40 mV and the terminators were in. DAQ rate is 2800 Hz. Pu-B source in.

R4549 fake stop.png

R4549 det4 up.png


Run 4550 had a discriminator threshold set to 40 mV and the terminators were out. DAQ rate is 2800 Hz. Pu-B source in.

R4550 fake stop.png

R4550 det4 up.png

Run 4551 had a discriminator threshold set to 40 mV and the terminators were out. DAQ rate is 500 Hz. Pu-B source in, moved away from the detector by 26".

R4551 fake stop.png

R4551 det4 up.png


Run 4552 had a discriminator threshold set to 40 mV and the terminators were in. DAQ rate is 500 Hz. Pu-B source in, moved away from the detector by 26".

R4552 fake stop.png

R4552 det4 up.png

Run 4553 had a discriminator threshold set to 20 mV and the terminators were in. DAQ rate is 1850 Hz. Pu-Be source in, moved away from the detector by 26".

R4553 fake stop.png

R4553 det4 up.png

Run 4554 had a discriminator threshold set to 20 mV and the terminators were in. DAQ rate is 625 Hz. Pu-Be source in, moved away from the detector by 52".

R4554 fake stop.png

R4554 det4 up.png

Run 4555 had a discriminator threshold set to 20 mV and the terminators were out. DAQ rate is 650 Hz. Pu-Be source in, moved away from the detector by 52".

R4555 fake stop.png

R4555 det4 up.png


Run 4556 had a discriminator threshold set to 10 mV and the terminators were out. DAQ rate is 1400 Hz. Pu-Be source in, moved away from the detector by 52".

R4556 fake stop.png

R4556 det4 up.png

Run 4557 had a discriminator threshold set to 10 mV and the terminators were in. DAQ rate is 1400 Hz. Pu-B source in, moved away from the detector by 52".

R4557 fake stop.png

R4557 det4 up.png

PMT detector #4 HV at -1400 Volts

Run 4558 had a discriminator threshold set to 10 mV and the terminators were in. DAQ rate is 4670 Hz. Pu-Be source in, moved away from the detector by 52".

R4558 fake stop.png

R4558 det4 up.png

Run 4559 had a discriminator threshold set to 10 mV and the terminators were in. DAQ rate is 2700 Hz. Pu-Be source in, moved away from the detector by 91".

R4559 fake stop.png

R4559 det4 up.png

Run 4560 had a discriminator threshold set to 10 mV and the terminators were out. DAQ rate is 2700 Hz. Pu-Be source in, moved away from the detector by 91".

R4560 fake stop.png

R4560 det4 up.png

Run 4561 had a discriminator threshold set to 10 mV and the terminators were out. DAQ rate is 200 Hz. Cosmic rays test.

R4561 fake stop.png

R4561 det4 up.png


1.8 g Pu-Be source should be used next time