iKAGRA Suspensions

Here's a summary of iKAGRA suspensions. See, also, this page for bKAGRA actuator design summary.

Mirror

Actuator

suspension and stage

coil

magnet

coil-magnet

coil driver

MCi/e/o (Type-C) TM

40 turns

NdFeB 1mm dia, 5mm thick (x configuration)

0.0014 N/A at max

TAMA

IM

-

-

-

-

PR2/3 (Type-Bp') TM

600 turns

NdFeB??? 6mm dia, 3mm thick (x configuration)

0.129 N/A at max

FIXED

IM

600 turns

NdFeB??? 10mm dia, 10mm thick

1.12 N/A at max

high power???

BS (CLIO) TM

??? turns

NdFeB??? (x configuration)

???

high power

IM

-

-

-

-

ETM (TAMA) TM

40 turns???

NdFeB??? (+ configuration)

???

high power

IM

-

-

-

-