marc.pirello@LIGO.ORG - posted 14:13, Tuesday 11 December 2018 (45845)
ESD Driver 48V medium voltage power supply implemented at EY and EX.
Ed, Marc, Richard
The ESD Driver (D1500129) LED limiting resistors were increased to handle 48V per WP7993. The new +/-48V and +/-18V supplies were also connected and powered up.
The LED modification was applied to the following chassis:
S1500073 - EX
S1500066 - EY
S1500070 - Spare