2012-05-22 12:10:41 anna.aitken@LIGO.ORG 05/22/2012 - LLO - Receive (CER) 2013-09-12 13:38:43 carl.adams@LIGO.ORG 09/12/2013 - LLO - Modify (N.A.) 09/12/2013 Carl Adams Modification Description As per LIGO-E1200907-v1 09/12/2013 Carl Adams Manufacturing Notes Replaced R271 with 0 ohms Replaced R272 with NL