Chemistry Department

College of Saint Benedict/Saint John's University

Instrumental Analysis

Chem 336

Scanning UV-Visible Spectrophotometer

Under the Hood

Detector

The DMS-90 uses a standard photomultiplier tube with variable gain for the single beam mode of operation. The detector electronics are synchronized with the chopper electronics to allow for dual-beam operation.

Return to DMS90

Return to Chem 336

Michael R. Ross
Chemistry Department, College of St. Benedict/St. John's University
St. Joseph, MN 56374
320-363-5482

Comments to author: mross@csbsju.edu

Revised: 1/1/98
URL: http://www.users.csbsju.edu/~mross/ch336/dms90pmt.html