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Related Experiment Video

Updated: Jul 3, 2026

Measurement and Analysis of Atomic Hydrogen and Diatomic Molecular AlO, C2, CN, and TiO Spectra Following Laser-induced Optical Breakdown

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Published on: February 14, 2014

Simple low-cost digital events analyzer.

J P Yangos¹, S H Chen

¹Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA.

The Review of Scientific Instruments

|March 1, 1980

Summary

This summary is machine-generated.

We developed a low-cost digital events analyzer for laboratory use. This versatile pulse analyzer offers multiple measurement functions, proving useful in various scientific applications.

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Area of Science:

Physics
Instrumentation
Physical Chemistry

Background:

Digital event analyzers are crucial for data acquisition in scientific research.
Existing instruments can be expensive and complex, limiting accessibility in educational settings.

Purpose of the Study:

To design and present a simple, low-cost digital events analyzer.
To demonstrate its applicability in both student laboratories and research environments.

Main Methods:

The digital pulse analyzer was designed using MOS circuitry.
It features a memory capacity of 100 channels with word lengths of 11 bits or more.
The basic cycle time is 500 ns.

Main Results:

The analyzer successfully performs five distinct functions: sampling measurement, pulse interval distribution measurement, simple triggered multichannel scaling, scaled triggered multichannel scaling, and auto- and cross-correlation function measurement.
Its utility was demonstrated through experiments in radioactive decay statistics, neutron time-of-flight analysis, and photon correlation spectroscopy.

Conclusions:

The developed digital events analyzer is a cost-effective and versatile tool.
It is suitable for a range of applications, from educational experiments to advanced research, enhancing data acquisition capabilities.