Amplifiers > Lockin Amplifiers > SR550 FET Lock-In Preamplifier by Stanford Research Sys
SR550 FET Lock-In Preamplifier
Product Description & Specs
The Stanford Research SR550 Voltage Preamplifier is designed to work with SRS lock-in amplifiers. The SR550 may also be operated independently with appropriate biasing(?20VDC, +5VDC).
Features:
3.6nV/uHz input noise
FET input, 100M ohm input impedance
Gain of 1, 2, 5, or 10
Single-ended and diffeential inputs
AC coupled input
High common mode rejection
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