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661 Ratemeter
Overview
Features & Benefits
Measures counting rates up to 107 counts/s 18 full-scale meter ranges from 25 counts/s to 107 counts/s
Fast, medium, and slow response selections offer <1%, <3%, or <10% standard deviation in the measurement
Fast response circuit permits settling to 1% precision in a fraction of the normal time
Positive and negative inputs
Adjustable positive input discriminator
Flexible analog output for strip chart recorders
Available Models
661 Ratemeter


Radiation Detectors
Spectroscopy System
Chemical Weapons Identification System
Hand Held Radioisotope Identifiers (RIIDS)
Gross Alpha/Beta Counters
Counting Laboratory Systems
Radiation Monitoring Systems
Non-Destructive Assay Systems
Portable and Mobile Spectroscopy Systems
Products for Safeguards
Portal Monitoring Systems
Amplifiers
CAMAC ADCs
Counters, Timers, Ratemeters, MultiChannel Scalers (MCS)
Delays, Gates, and Logic Modules
Digital Current Integrator
Fast-Timing Discriminators
Photomultiplier Tube Bases
Picosecond Timers
Power Supplies and Nuclear Instrument Module (NIM) Bins
Preamplifiers
Pulse Generators
Single-Channel Pulse-Height Analyzers (SCA)
Positron Annihilation System
Board Level Electronics