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Photon Counters

 

     SR400 — Dual channel gated photon counter

  • Two independent counting channels
  • Count rates to 200 MHz
  • 5 ns pulse-pair resolution
  • Gated and continuous modes
  • Gate scanning for time-resolved counting
  • Built-in discriminators
  • Gate and discriminator outputs
  • GPIB and RS-232 interfaces

Datasheet

 

     SR430 — 5 ns multichannel scaler/averager

  • 5 ns to 10 ms bin width
  • Count rates up to 100 MHz
  • 1k to 32k bins per record
  • Built-in discriminator
  • No interchannel dead time
  • On-screen data analysis
  • Hardcopy output to printers/plotters
  • DOS compatible 3.5" drive
  • GPIB and RS-232 interfaces

Datasheet