Changing the op-amp for the L-4C seismometer preamp

Document #:

LIGO-T0900449-v1

Document type:

T - Technical notes

Abstract:

Explains why the LT1001 is the best opamp for the L4C

Files in Document:

• LT1001 for L4C preamp.pdf (1.2 MB)
• LT1001 for L4C.doc (225.5 kB)

Topics:

• Seismic Isolation
• Final Design
• Basic R&D
• Requirements

Authors:

• Brian Lantz

Keywords:

L4C L-4C L4-C LT1001 sensor noise SEI ISI BSC HEPI HAM pod

Notes and Changes:

There is work underway now to design better preamps. Check in with us if you are interested. - 2022, BTL, Rich Abbott, Serkay Ölmez

Referenced by:

• LIGO-E1200686-v2: aLIGO HAM-ISI, "Common Documentation" (List of all DCC trees, wikis, and general documentation)
• LIGO-T0900457-v1: LT1012 is the best op-amp for the GS13 preamp
• LIGO-T0900450-v5: Sensor Noise Estimates for Advanced LIGO Seismic Isolation Systems (SEI_sensor_noise.m)