03-26-2015

TDC calibration curve:

Mean x (x̄): 1339.4

Mean y (ȳ): 2272.8.

Intercept (a): 270.7

Slope (b): 1.4948

Regression line equation: y=270.7+1.4948*x

dt/ch = 1/1.4948 = 0.668 ns/ch

Run #	Description
8839	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, no target, 50 mV LED (all), 40 ns LED (all), 1cm Al radiator, N(gamma, TDC24) = 1/6.7
8840	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, no target, 50 mV LED (all), 40 ns LED (all), 1" (8 plates) Al radiator, N(gamma, TDC24) = 1/7.5
8841	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, no target, 50 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. N(gamma, TDC24) = 1/28
8842	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 50 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/23
8843	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 30 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/13, N(n, TDC26) = 1/1160
8844	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 20 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/11, N(n, TDC26) = 1/1092
8845	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/444
8846	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 5 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/300
8847	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 1/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/14, N(n, TDC26) = 1/9909
8848	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/419
8850	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 179. N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/530
8851	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 122. N(gamma, TDC24) = 1/10, N(n, TDC26) = 1/487
8851	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. N(gamma, TDC24) = 1/9, N(n, TDC26) = 1/563
8852	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Det #2 is shielded w/ 4" of Pb (placed on a stand close to the DU cyl. target (~30 cm away)) to see how the photon beam is scattered by the target and surrounding. N(gamma, TDC24) = 1/8, N(n, TDC24) = 1/355, N(n, TDC26) = 1/360 N(gamma, TDC18) = 1/7, N(n, TDC18) = 1/271
8853	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Det #4 is shielded w/ 4" of Pb (placed on a stand close to the DU cyl. target (~30 cm away)) to see how the photon beam is scattered by the target and surrounding. N(gamma, TDC18) = 1/13, N(n, TDC18) = 1/1053
8854	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Det #1 is shielded w/ 4" of Pb (placed on a stand close to the DU cyl. target (~30 cm away)) to see how the photon beam is scattered by the target and surrounding. N(gamma, TDC24) = 1/25, N(n, TDC24) = 1/1123
8856	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Pb brick is removed N(gamma, TDC24) = 1/13, N(n, TDC24) = 1/484
8857	500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Pb brick is removed. Test w/ gated scaler to observe multi hit effect. Det #2 (top, TDC16) is observed. N(gamma, TDC24) = 1/, N(n, TDC24) = 1/

MultiHit data

Run # DAQ1	Run # DAQ2	Description
8857	4481	DAQ1 79273 beam pulses, Scaler = 20512 (DAQ1 TDC16 hits = 20440); daq2: 55244 beam pulses, in TDC[1] 13810 TDC hit #1, 296 Hit #2, 29 hit #3 , 2 hit #4s
	4484	high beam current 1.6 A peak current
	4485	low beam current 0.4 A peak current