Optical linking of reference channel for lock-in amplifiers

Authors
Callegaro, L Cassiago, C D'Elia, V
Citation
L. Callegaro et al., Optical linking of reference channel for lock-in amplifiers, MEAS SCI T, 10(7), 1999, pp. N91-N92
Citations number
4
Categorie Soggetti
Spectroscopy /Instrumentation/Analytical Sciences","Instrumentation & Measurement
Journal title
MEASUREMENT SCIENCE & TECHNOLOGY
ISSN journal
09570233 → ACNP
Volume
10
Issue
7
Year of publication
1999
Pages
N91 - N92
Database
ISI
SICI code
0957-0233(199907)10:7<N91:OLORCF>2.0.ZU;2-A
Abstract
Interference problems often arise from feeding the reference channel of loc k-in amplifiers with the same source which powers the measurement system. O ptical isolation of the reference channel eliminates interference. A very s imple optical plastic fibre link is shown in detail.