https://wiki.classe.cornell.edu/CBETA The CBETA web of CLASSE Wiki. Cornell-Brookhaven ERL Test Accelerator en-us Copyright 2026 by contributing authors CLASSE Wiki Administrator [twiki@classe.cornell.edu] The contributing authors of CLASSE Wiki CLASSE Wiki https://wiki.classe.cornell.edu/CBETA https://wiki.classe.cornell.edu/pub/Main/SitePreferences/classe-logo-small.png https://wiki.classe.cornell.edu/CBETA/CBETA-Instrumentation CBETA Instrumentation Beam Position Monitor System Diagram of Frequencies * CBETA_Frequencies.pdf (J. Dobbins, 04/02/2019) Bunch Pattern Generator * Block ... (last changed by michnoff) 2020-06-19T15:56:56-04:00 michnoff https://wiki.classe.cornell.edu/CBETA/WebHome The primary project goal is to provide 4 pass acceleration of 1 mA beam to 150 MeV, then decelerate in 4 passes and dump. The energies are defined as follows: ... (last changed by michnoff) 2020-04-02T16:36:17-04:00 michnoff https://wiki.classe.cornell.edu/CBETA/CBETA-Supporting-Documents CBETA Supporting Documents and Presentations CBETA Publications and tech notes can be found elsewhere at the links below * Publicatons: https://www.classe.cor... (last changed by michnoff) 2020-02-08T23:16:38-05:00 michnoff https://wiki.classe.cornell.edu/CBETA/SlowBLM To move BLMs around: * cd /nfs/cbeta/hw/epics/ioc/BLM_CsI/iocBoot/iocBLM_CsI * edit the *.cmd files * Change the target, channel, and device id to ... (last changed by kd324) 2020-02-03T17:08:24-05:00 kd324 https://wiki.classe.cornell.edu/CBETA/TrainingOperations Safety Procedures * Safety Layout (Picture with reset / lightbeam / e stop locations) * Search and Secure * Interlock Checkout Operation Procedures *... (last changed by kd324) 2020-02-03T14:34:41-05:00 kd324 https://wiki.classe.cornell.edu/CBETA/BuncherTuning The buncher tunes like anything else, and its easiest to do it in Cav Loop if necessary, you can maximize field in Kly Loop. * Go to LLRF A boards and select... (last changed by kd324) 2020-01-29T22:59:48-05:00 kd324 https://wiki.classe.cornell.edu/CBETA/RestartBPM * Locate the password for the erpxbpm### root account. If you don't know it, ask Kirsten, John Dobbins, Scott, or Adam. * ssh root@erpxbpm001; type yes if it a... (last changed by kd324) 2020-01-28T15:18:56-05:00 kd324 https://wiki.classe.cornell.edu/CBETA/KnobberDefinitions Main.JamesCrittenden 08 Jan 2020 I) Measure the crosstalk from magnet A and find the compensating magnet B A) Observe a BPM immediately upstream of magnet A ... (last changed by JamesCrittenden) 2020-01-28T14:54:30-05:00 jac243 https://wiki.classe.cornell.edu/CBETA/2kHeaterReset * Go to MLC electronics rack (near RF desk in L0E) * Power cycle TDK power supply for 2k heater (wait with the power off for some time before turning back on) ... (last changed by cg248) 2020-01-27T11:13:14-05:00 cg248 https://wiki.classe.cornell.edu/CBETA/MLCTuningNotes Main.JamesCrittenden 18 Jan 2020 Tuning at the beginning of the shift Open the strip tool files /home/erpopr/mlc/striptool_files/MLC_piezo_cntrl_vltg.stp and /h... (last changed by JamesCrittenden) 2020-01-20T09:15:07-05:00 jac243 https://wiki.classe.cornell.edu/CBETA/StartupProcedures Main.AdamBartnik 07 Mar 2018 Startup Procedures 1. Begin Elog entry 1. Run "Start Timers" script. If filament is off, select Warmup On on Klystron Ready Ch... (last changed by JamesCrittenden) 2020-01-20T07:23:25-05:00 jac243 https://wiki.classe.cornell.edu/CBETA/RestartViewScreenIOC Main.JamesCrittenden 14 Jan 2020 Example: restart IS2SCR01: Log in to either erp34 or erp36 as epicsioc. cd l0e/cam ./restartIS2SCR01 Then hit ctrl a d (last changed by JamesCrittenden) 2020-01-19T12:11:48-05:00 jac243 https://wiki.classe.cornell.edu/CBETA/TurnOnBuncherIOT Main.JamesCrittenden 19 Jan 2020 If the ICM buncher IOT has not been turned on, the buncher will not go to 35 kV and cav_loop. Go to EDM page RF Operations/Bunche... (last changed by JamesCrittenden) 2020-01-19T12:06:02-05:00 jac243 https://wiki.classe.cornell.edu/CBETA/EndofShiftProcedures Set ICM SLAC power supply to 0 kV, wait 20 minutes while it ramps down, then turn SCR off. Break interlocks Remove ropes / signs a) L0/L0E entrance ... (last changed by JamesCrittenden) 2020-01-18T14:08:53-05:00 jac243 https://wiki.classe.cornell.edu/CBETA/AccessWithKeyProcedure Main.JamesCrittenden 14 Jan 2020 1) Run the Access Area script on the main EDM screen. 2) Make the access. 3) Return all keys. 4) Turn on the gun. 5) Turn on the ... (last changed by JamesCrittenden) 2020-01-14T13:28:54-05:00 jac243 https://wiki.classe.cornell.edu/CBETA/CBETA-SponsorReports Report on the NYSERDA Contract Introduction Contract Essential Milestones ... (last changed by trbojevic) 2020-01-14T11:19:43-05:00 trbojevic