2461C - Racal Dana Frequency Counters

2461C Spec Sheet

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Technical Specifications

Max. Freq.

Freq. Resolution [Digits]

Frequency, Period, Ratio, Count totalization, Time interval, Rise/Fall Time, Pulse width, Voltage, DVM

Extra Specifications
VXI 200 MHz Universal Counter/Timer

Product Description

The model 2461C is a high performance, 2- or 4- channel, universal 200MHz counter occupying a single C-size VXIbus slot. The module offers eleven automatic measurement functions, including phase, pulse, peak, rise/fall time, time interval and ratio measurement, all with extremely high resolution.
For maximum versatility, the counter includes one low pass filter per input channel, each with selectable hysteresis.

  • 200 MHz Frequency Measurement
  • 9 Digits Per Second Resolution
  • 1 ns Time Interval Resolution (100 ps with Averaging)
  • 2.5 mV Trigger Resolution
  • 11 Automatic Measurements Including Peak Signal
  • Programmable Measurement Timeout
  • High Speed Measurement Storage
  • Automatic Attenuation Selection
  • DVM Meaasurements
  • Individual Channel Filtering
  • Selectable Sensitivity
  • Pulse Charecterization
  • Phase Measurement
  • Powerful Arming Capability
  • High Stability Time Base