40m QIL Cryo_Lab CTN SUS_Lab TCS_Lab OMC_Lab CRIME_Lab FEA ENG_Labs OptContFac Mariner WBEEShop
  PSL  Not logged in ELOG logo
Entry  Sun Feb 24 01:16:26 2013, tara, DailyProgress, RefCav, refcav and mount assembly photo(9).JPGphoto(8).JPG
    Reply  Mon Feb 25 01:02:58 2013, tara, DailyProgress, Vacuum, Heater for refcav heater.pngphoto(10).JPG
       Reply  Wed Feb 27 09:57:33 2013, tara, DailyProgress, TempCtrl, Heater for refcav 
          Reply  Thu Feb 28 09:12:22 2013, not tara, DailyProgress, TempCtrl, Heater for refcav 
             Reply  Wed Mar 6 15:44:26 2013, Zach, DailyProgress, TempCtrl, Heater for refcav 
Message ID: 1107     Entry time: Thu Feb 28 09:12:22 2013     In reply to: 1105     Reply to this: 1110
Author: not tara 
Type: DailyProgress 
Category: TempCtrl 
Subject: Heater for refcav 

 To make a low noise current driver, use the BUF634 wrapped around the loop of a low noise opamp (never, ever use the AD797) as illustrated in the BUF634 datasheet.

Don't use a commercial power supply, make a protoboard setup for a NIM box.

ELOG V3.1.3-