Difference between revisions of "Active Base Radiation Tests"
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|+ Measurements | |+ Measurements | ||
|- | |- | ||
− | ! Date !! Total Dose (kR) !! Divider | + | ! Date !! Total Dose (kR) !! Divider current 195 (uA) !! Pulse Amplitude 195 (mV) !! Comment1 !! Divider current 181 (uA) !! Pulse Amplitude 181 (mV) !! Comment2 |
|- | |- | ||
− | | 2023/11/08 || 0 kR || 388.5 || 998 mV || | + | | 2023/11/08 || 0 kR || 388.5 || 998 mV || Positive Voltage 4V, Negative Voltage -4V (in contrast)[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00249.png] || 388.5 || 998 mV || Positive Voltage 4V, Negative Voltage -4V (in contrast)[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00249.png] |
|- | |- | ||
| 2023/11/08 || 3.2 kR || 386.5 || 951 mV || || 386.5 || 937 mV || | | 2023/11/08 || 3.2 kR || 386.5 || 951 mV || || 386.5 || 937 mV || | ||
Line 18: | Line 18: | ||
| 2023/11/14 || 15.6 kR || 379.5 || 825 mV || || 378.0 || 787 mV || | | 2023/11/14 || 15.6 kR || 379.5 || 825 mV || || 378.0 || 787 mV || | ||
|- | |- | ||
− | | 2023/11/15 || 19 kR || 377.5 || 142 mV || Positive Voltage 4.2V, Negative Voltage -1.7V [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00281.png]|| 376.5 || 1064 mV || Positive Voltage -0.7V | + | | 2023/11/15 || 19 kR || 377.5 || 142 mV || Positive Voltage 4.2V, Negative Voltage -1.7V [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00281.png]|| 376.5 || 1064 mV || Positive Voltage -0.7V, Negative Voltage -3.4V, weird tail in waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00282.png] |
+ | |- | ||
+ | | || || 378.5 || 808 mV || Regulator removed [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00283.png]|| 377.0 || 765 mV || Regulator removed [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00284.png] | ||
+ | |- | ||
+ | | 2023/11/16 || 22.3 kR || 376.5 || 771 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00295.png]|| 375.0 || 740 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00294.png] | ||
+ | |- | ||
+ | | 2023/11/17 || 26.2 kR || 375.0 || 744 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00338.png]|| 373.0 || 718 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00337.png] | ||
+ | |- | ||
+ | | 2023/11/20 || 28.4 kR || 375.0 || 748 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00344.png]|| 373.0 || 712 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00343.png] | ||
+ | |- | ||
+ | | 2023/11/21 || 31.9 kR || 373.5 || 727 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00377.png]|| 371.0 || 686 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00376.png] | ||
+ | |- | ||
+ | | 2023/11/22 || 35.25 kR || 372.5 || 715 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00379.png]|| 370.5 || 682 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00378.png] | ||
+ | |- | ||
+ | | 2023/11/29 || 38.66 kR || 372.5 || 708 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00420.png]|| 370.5 || 668 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00421.png] | ||
+ | |- | ||
+ | | 2023/11/30 || 42.1 kR || 371.0 || 682 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00430.png]|| 369.0 || 643 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00431.png] | ||
+ | |- | ||
+ | | 2023/12/01 || 45.5 kR || 370.5 || 672 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00439.png]|| 368.0 || 623 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00440.png] | ||
+ | |- | ||
+ | | 2023/12/08 || 49 kR || 370.0 || 669 mV || Waveform [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00441.png]|| 367.5 || 634 mV || Waveform[https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test/tek00442.png] | ||
+ | |- | ||
+ | |} | ||
+ | |||
+ | === Active Divider Radiation Test === | ||
+ | |||
+ | {| class="wikitable" | ||
+ | |+ Measurements | ||
+ | |- | ||
+ | ! !! Voltage_Ref(mV) !! Voltage_181(mV) !! Voltage_193(mV) | ||
+ | |- | ||
+ | | DY1 || 89.7 || 85.2 || 85.7 | ||
+ | |- | ||
+ | | DY2 || 140.3 || 133.2 || 134.1 | ||
+ | |- | ||
+ | | DY3 || 179.6 || 170.4 || 171.6 | ||
+ | |- | ||
+ | | DY4 || 218.5 || 207.5 || 208.8 | ||
+ | |- | ||
+ | | DY5 || 257.3 || 244.3 || 245.9 | ||
+ | |- | ||
+ | | DY6 || 269.2 || 281.2 || 283.0 | ||
+ | |- | ||
+ | | DY7 || 335.1 || 318.1 || 320.1 | ||
+ | |- | ||
+ | | DY8 || 374.2 || 355.2 || 357.4 | ||
+ | |- | ||
+ | | DY9 || 485.0 || 457.6 || 460.7 | ||
+ | |- | ||
+ | | DY10 || 679.0 || 659.9 || 662.0 | ||
+ | |- | ||
+ | | Anode || 821.0 || 822.0 || 822.0 | ||
+ | |- | ||
+ | |} | ||
+ | |||
+ | === Active Divider Radiation Test === | ||
+ | {| class="wikitable" | ||
+ | |+ Measurements | ||
+ | |- | ||
+ | ! !! Reference(mV) !! Modified_181(mV) !! Modified_193(mV) !! 181(mV) !! 193(mV) | ||
+ | |- | ||
+ | | Delta 1 || 50.6 || 50.8 || 50.9 || 48.0 || 48.4 | ||
+ | |- | ||
+ | | Delta 2 || 39.3 || 39.4 || 39.4 || 37.2 || 37.5 | ||
+ | |- | ||
+ | | Delta 3 || 38.9 || 39.3 || 39.1 || 37.1 || 37.2 | ||
+ | |- | ||
+ | | Delta 4 || 38.8 || 39.0 || 39.0 || 36.8 || 37.1 | ||
+ | |- | ||
+ | | Delta 5 || 38.9 || 39.0 || 39.0 || 36.9 || 37.1 | ||
+ | |- | ||
+ | | Delta 6 || 38.9 || 38.4 || 38.9 || 36.9 || 37.0 | ||
+ | |- | ||
+ | | Delta 7 || 39.1 || 39.3 || 39.2 || 37.1 || 37.3 | ||
+ | |- | ||
+ | | Delta 8 || 110.8 || 108.4 || 108.6 || 102.4 || 103.3 | ||
+ | |- | ||
+ | | Delta 9 || 194.0 || 214.1 || 211.6 || 202.3 || 201.3 | ||
+ | |- | ||
+ | | Delta 10 || 142.0 || 171.6 || 168.22 || 162.1 || 160.0 | ||
+ | |- | ||
+ | |} | ||
+ | |||
+ | === Gain Comparison === | ||
+ | {| class="wikitable" | ||
+ | |+ Gain Comparison | ||
+ | |- | ||
+ | ! !! Reference !! ECAL #181 !! ECAL#193 | ||
+ | |- | ||
+ | | Amp Amplifier (mV) || 990 || 668 || 697 | ||
+ | |- | ||
+ | | Amp Bypassed (mV) || 310 || 207 || 217 | ||
+ | |- | ||
+ | | Gain || 3.19 || 3.21 || 3.21 | ||
+ | |- | ||
+ | | Current(uA) || 388.5 || 370 || 371.5 | ||
|- | |- | ||
|} | |} | ||
+ | |||
+ | |||
+ | |||
+ | |||
+ | |||
+ | |||
+ | [https://halldweb.jlab.org/detectors/fcal2/dividers/rad_tests/radcon_active_base.pdf Spreadsheet from RadCon ] | ||
+ | |||
+ | <gallery> | ||
+ | Image:base_regulators.jpg | Fig. 1 Location of active base voltage regulators (two black chips on the top of the PCB) exposed to radiation (left PCB). PCB with the removed regulators (right PCB) | ||
+ | Image:base_amplifier.jpg | Fig. 2 Location of active base operational amplifiers | ||
+ | </gallery> |
Latest revision as of 18:26, 12 January 2024
Contents
Active Divider Radiation Test
Date | Total Dose (kR) | Divider current 195 (uA) | Pulse Amplitude 195 (mV) | Comment1 | Divider current 181 (uA) | Pulse Amplitude 181 (mV) | Comment2 |
---|---|---|---|---|---|---|---|
2023/11/08 | 0 kR | 388.5 | 998 mV | Positive Voltage 4V, Negative Voltage -4V (in contrast)[1] | 388.5 | 998 mV | Positive Voltage 4V, Negative Voltage -4V (in contrast)[2] |
2023/11/08 | 3.2 kR | 386.5 | 951 mV | 386.5 | 937 mV | ||
2023/11/09 | 7 kR | 384.5 | 923 mV | 384.0 | 898 mV | ||
2023/11/10 | 10.22 kR | 382.5 | 877 mV | 382.5 | 860 mV | ||
2023/11/13 | 12.4 kR | 381.5 | 858 mV | 380.5 | 845 mV | ||
2023/11/14 | 15.6 kR | 379.5 | 825 mV | 378.0 | 787 mV | ||
2023/11/15 | 19 kR | 377.5 | 142 mV | Positive Voltage 4.2V, Negative Voltage -1.7V [3] | 376.5 | 1064 mV | Positive Voltage -0.7V, Negative Voltage -3.4V, weird tail in waveform[4] |
378.5 | 808 mV | Regulator removed [5] | 377.0 | 765 mV | Regulator removed [6] | ||
2023/11/16 | 22.3 kR | 376.5 | 771 mV | Waveform [7] | 375.0 | 740 mV | Waveform[8] |
2023/11/17 | 26.2 kR | 375.0 | 744 mV | Waveform [9] | 373.0 | 718 mV | Waveform[10] |
2023/11/20 | 28.4 kR | 375.0 | 748 mV | Waveform [11] | 373.0 | 712 mV | Waveform[12] |
2023/11/21 | 31.9 kR | 373.5 | 727 mV | Waveform [13] | 371.0 | 686 mV | Waveform[14] |
2023/11/22 | 35.25 kR | 372.5 | 715 mV | Waveform [15] | 370.5 | 682 mV | Waveform[16] |
2023/11/29 | 38.66 kR | 372.5 | 708 mV | Waveform [17] | 370.5 | 668 mV | Waveform[18] |
2023/11/30 | 42.1 kR | 371.0 | 682 mV | Waveform [19] | 369.0 | 643 mV | Waveform[20] |
2023/12/01 | 45.5 kR | 370.5 | 672 mV | Waveform [21] | 368.0 | 623 mV | Waveform[22] |
2023/12/08 | 49 kR | 370.0 | 669 mV | Waveform [23] | 367.5 | 634 mV | Waveform[24] |
Active Divider Radiation Test
Voltage_Ref(mV) | Voltage_181(mV) | Voltage_193(mV) | |
---|---|---|---|
DY1 | 89.7 | 85.2 | 85.7 |
DY2 | 140.3 | 133.2 | 134.1 |
DY3 | 179.6 | 170.4 | 171.6 |
DY4 | 218.5 | 207.5 | 208.8 |
DY5 | 257.3 | 244.3 | 245.9 |
DY6 | 269.2 | 281.2 | 283.0 |
DY7 | 335.1 | 318.1 | 320.1 |
DY8 | 374.2 | 355.2 | 357.4 |
DY9 | 485.0 | 457.6 | 460.7 |
DY10 | 679.0 | 659.9 | 662.0 |
Anode | 821.0 | 822.0 | 822.0 |
Active Divider Radiation Test
Reference(mV) | Modified_181(mV) | Modified_193(mV) | 181(mV) | 193(mV) | |
---|---|---|---|---|---|
Delta 1 | 50.6 | 50.8 | 50.9 | 48.0 | 48.4 |
Delta 2 | 39.3 | 39.4 | 39.4 | 37.2 | 37.5 |
Delta 3 | 38.9 | 39.3 | 39.1 | 37.1 | 37.2 |
Delta 4 | 38.8 | 39.0 | 39.0 | 36.8 | 37.1 |
Delta 5 | 38.9 | 39.0 | 39.0 | 36.9 | 37.1 |
Delta 6 | 38.9 | 38.4 | 38.9 | 36.9 | 37.0 |
Delta 7 | 39.1 | 39.3 | 39.2 | 37.1 | 37.3 |
Delta 8 | 110.8 | 108.4 | 108.6 | 102.4 | 103.3 |
Delta 9 | 194.0 | 214.1 | 211.6 | 202.3 | 201.3 |
Delta 10 | 142.0 | 171.6 | 168.22 | 162.1 | 160.0 |
Gain Comparison
Reference | ECAL #181 | ECAL#193 | |
---|---|---|---|
Amp Amplifier (mV) | 990 | 668 | 697 |
Amp Bypassed (mV) | 310 | 207 | 217 |
Gain | 3.19 | 3.21 | 3.21 |
Current(uA) | 388.5 | 370 | 371.5 |