Pendulum Instruments

400 MHz, 100 ps Timer/Counter including Standard Time Base

The Pendulum CNT-90 timer/counter/Analyser is an ultimate tool for measurement, analysis and calibration of Frequency, Time Interval or Phase. The CNT-90 is a high-performance counter with a fast measurement speed to 250,000 measurements/s, and time interval measurement resolution to 100 ps. The CNT-90 offers ease-of-use including graphical display and improved display and improved control over measurement at an outstanding price.

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More Information
Attribute Value
Operating Temperature 0°C to +50°C
Dimensions 210 x 90 x 395 mm
Altitude 4,600 meters
Safety EN 61010-1, pollution degree 2, meas cat I, CSA C22.2 No 1010-1, CE
Key Features
  • 250k measurements/s to internal memory, 750k stored measurements results
  • Fast GPIB/USB bus speed, 5k means/s – block mode
  • Resolution: 12 digits/s (freq.), 100 ps (time), 0.001o (phase)
  • 14 digits display
  • Frequensy range: 400 MHz as standard. 3, 8, 15 and 20 GHz optional
  • Ease-of-use: Multi-parameter display and graphical presentation of results
  • Outstanding perfomance/price ratio
Storage Temperature -40°C to +71°C
Shock Half-sine 30G per MIL-PRF-28800F; Bench handling
Vibration Random and sinusoidal according to MIL-PRF-28800F, Class 3
  • 19" Rackmount kit for one CNT-9x, GPS-12x, GSG-5/6 or FDA-300 plus one Keysight ½*19" unit, side by side
  • 19" Rackmount kit for two CNT-9x, GPS-12x, GSG-5/6 or FDA-300, side by side
  • 19" Rackmount kit for one CNT-9x, GPS-12x, GSG-5/6 or FDA-300
  • Soft Carrying case for CNT-9x, GPS-12x, GSG-5/6 or FDA-300
  • Heavy duty Transport case for CNT-9x, GPS-12x, GSG-5/6 or FDA-300
Humidity 5%-95% (10°C to 30°C)
5%-75% (30°C to 40°C)
5%-45% (40°C to 50°C)
Transit Drop Test Heavy-duty transport case and soft carrying case tested according to MIL-PRF28800F
Class MIL-PRF-28800F, Class 3
Calibration and Extended Warranty
  • Timebase aging measurement with report, per week. Available for CNT-9x, GPS-12x, GPS-88/89, 6688/6689 (NOTE This option includes NO Calibration, which must be ordered separately)
  • Calibration certificate w. Protocol, standard oscillator
  • Time-base Calibration certificate w. Protocol, OCXO oscillator, for CNT-9x or 6688
  • Accredited ISO 17025 time-base Calibration certificate w. protocol, OCXO oscillator, for CNT-90, CNT-91, CNT-90XL or 6688
  • Two years Extended warranty to a total of 4 years (without product registration, or 5 years (with product registration).
  • Service agreement 1 year. Includes yearly functional check, calibration of time-base oscillator, calibration of RF output level (GSG-5/6 only), priority repair and more.
Other Options
  • Internal Battery operation
  • Rear panel inputs for CNT-90 family (replaces front panel inputs)
  • GPIB-to-Ethernet Controller. Plugs into the GPIB port of the CNT-9x and enables remote control via Ethernet
  • Pulsed RF Software Option for CNT90XL. Provides following additional measurements: Frequency in burst, peak power in burst, pulse width, pulse repetition interval / frequency. Must be ordered together with the CNT-90XL and is not upgradable.
  • TimeView 2 Modulation Domain Analysis software for CNT-90, CNT90XL and CNT91/91R. Includes CD-ROM and activation key.
EMC EN 61326 (1997); A1 (1998), increased test levels according to EN 50082-2, Group 1, Class B, CE
More Information
Attribute Value
Data Sheet Click here to view

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