Detector 4

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This page contains information about changes/issues for RHESSI detector 4 after the 2014 anneal. Detector updates from 2012-mid 2014 can be found here: Detector 4 anneal 2012

Contents

Notes

After the 2014 anneal, detector 4 is UNSEGMENTED.

15-141-19:24:10 start idib_chg_thrshld (4, FRONT, SLOW, 0x68)  --> Was 0x60
15-141-19:24:22 /IDPUDUMPTABL TABLE=DIBTBL4
15-141-19:24:22 /IDPUTABLE4 OFFSET=FRONTSLOWDAC
15-141-19:24:31 /IDPLOAD VALUE=0x68
2015-152-17:00:18 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-152-17:00:31 /IDPLOAD VALUE=0x60  ; was 0x50
2015-188-18:48:17 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-188-18:48:34 /IDPLOAD VALUE=0x70  ; was 0x60
2015-191-19:21:17 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-191-19:21:25 /IDPLOAD VALUE=0x80  ; was 0x70
2015-205-17:22:21 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-205-17:22:30 /IDPLOAD VALUE=0x90  ; was 0x80
 2015-225-16:45:08 /IDPUTABLE4 OFFSET=FRONTSLOWDAC
 2015-225-16:45:20 /IDPLOAD VALUE=0x80  ; was 0x70
15-232-22:17:53 start idib_chg_thrshld (4, FRONT, FAST, 0xA0)
15-232-22:18:12 /IDPUDUMPTABL TABLE=DIBTBL4
15-232-22:18:12 /IDPUTABLE4 OFFSET=FRONTFASTDAC
15-232-22:18:25 /IDPLOAD VALUE=0xA0
15-232-22:19:13 start idib_chg_thrshld (4, FRONT, FAST, 0xB0)
15-232-22:19:23 /IDPUDUMPTABL TABLE=DIBTBL4
15-232-22:19:23 /IDPUTABLE4 OFFSET=FRONTFASTDAC
15-232-22:19:32 /IDPLOAD VALUE=0xB0
2015-236-20:44:08 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-236-20:44:22 /IDPLOAD VALUE=0xD0  ; was 0xB0
2015-237-00:02:14 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-237-00:02:22 /IDPLOAD VALUE=0xE0 ;  was 0xD0
2015-239-17:55:53 /IDPUTABLE4 OFFSET=FRONTSLOWDAC
2015-239-17:56:02 /IDPLOAD VALUE=0x90  ; was 0x80
2015-239-17:56:56 /IDPUTABLE4 OFFSET=FRONTSLOWDAC
2015-239-17:57:05 /IDPLOAD VALUE=0xA0  ; was 0x90
2015-239-19:34:23 /IDPUTABLE4 OFFSET=FRONTSLOWDAC
2015-239-19:34:32 /IDPLOAD VALUE=0xC0  ; was 0xA0
2015-239-19:37:01 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-239-19:37:09 /IDPLOAD VALUE=0xF0  ; was 0xE0
2015-239-19:39:38 /IDPUTABLE4 OFFSET=FRONTSLOWDAC
2015-239-19:39:47 /IDPLOAD VALUE=0xC3  ; was 0xC0
2015-239-21:14:24 /ihvdac detector=4, voltage=226
2015-239-21:15:53 /ihvdac detector=4, voltage=221
2015-252-17:50:20 /IDPUTABLE4 OFFSET=FRONTFASTDAC
2015-252-17:50:35 /IDPLOAD VALUE=0xFF  ; was 0xF0
2015-252-17:49:33 /IHVDAC DETECTOR=4, VOLTAGE=200 (3898 V)

D4 front slow LLD threshold history

post 2014 anneal 0x50
2015 May 21 19:24 UTC 0x70 (was 0x60)
2015 Aug 13 16:45 UTC 0x80 (was 0x70)
2015 Aug 27 17:56:02 UTC 0x90 (was 0x80)
2015 Aug 27 17:57:05 UTC 0xA0 (was 0x90)
2015 Aug 27 19:34:32 UTC 0xC0 (was 0xA0)
2015 Aug 27 19:39:47 UTC 0xC3 (was 0xC0)

D4 front fast LLD threshold history

post 2014 anneal 0x30
2014-Dec-8 after 22:05 UTC 0x50 (was 0x30)
2015-Jun-02 17:00:31 UTC 0x60 (was 0x50)
2015-Jul-07 18:48:34 UTC 0x70 (was 0x60)
2015-Jul-07 19:21:25 UTC 0x80 (was 0x70)
2015-Jul-24 17:22:30 UTC 0x90 (was 0x80)
2015-Aug-20 22:18:25 UTC 0xA0 (was 0x90)
2015-Aug-20 22:19:32 UTC 0xB0 (was 0xA0)
2015-Aug-24 20:44:22 UTC 0xD0 (was 0xB0)
2015-Aug-25 00:02:22 UTC 0xE0 (was 0xD0)
2015-Aug-27 19:37:09 UTC 0xF0 (was 0xE0)
2015-Sep-09 17:50:35 UTC 0xFF (was 0xF0)

D4 rear slow LLD threshold history

post 2014 anneal 0x30

D4 rear fast LLD threshold history

post 2014 anneal 0x45

D4 HV history

post 2014 anneal 4510 V
2015-Aug-27 21:15:53 UTC 4289 V (was 4510 V)
2015-Sep-09 17:49:33 UTC 3898 V (was 4289 V)
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