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Pendulum Instruments
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    • Virtual Exhibition
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    • Frequency Counters/Analyzers
    • Frequency & Time References
    • DETECTUS EMC-Scanners
    • Frequency Distribution Amplifiers
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    • High Voltage Linear Amplifiers
      • Dual Channel High Voltage Linear Amplifiers
      • Single Channel High Voltage Linear Amplifiers
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      • CNT 100 series
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  • About
    • About
    • Markets We Serve
    • Virtual Exhibition
  • Products
    • Frequency Counters/Analyzers
    • Frequency & Time References
    • DETECTUS EMC-Scanners
    • Frequency Distribution Amplifiers
    • Power and Frequency Analyzers
    • High Voltage Linear Amplifiers
      • Dual Channel High Voltage Linear Amplifiers
      • Single Channel High Voltage Linear Amplifiers
  • Resources
  • Register a product
  • Support
    • EMC Scanner
    • Firmware Download
      • CNT 100 series
      • CNT-9x series
      • FTR
    • Calibration Services
    • Repairs
    • Discontinued Products
    • Warranty Information
    • Coordinated Vulnerability Disclosure (CVD) Policy
    • FAQ
  • News & Events
  • Web Shop
  • Contact
  • Partners Portal
  • 中文

PFA-127

CNT-104B

CNT-104R

FTR-210R

CNT-104S

CNT-102

CNT-102

WEBSHOP

2023 MAE Innovators Awards

CNT-104S

Pendulum Instruments

Experts in measurement, analysis and calibration of Time & Frequency
ABOUT

No. 1 High-performance Microwave Frequency Counters in the world

CNT-90XL

Detectus EMC Scanners – see it before you CE it

DETECTUS EMC-Scanners

60+ Years of Experience and Expertise

The company roots dates back to the 1950’s, when Pendulum was the Swedish branch of Philips Test & Measurement division. Pendulum Instruments currently has offices in Poland, Sweden and USA, and we have sales representatives in approximately 100 countries in all continents.
Products

Virtual Exhibition

Welcome

Power and Frequency Analyzers

Pendulum brand Frequency Counter/Analyzers are well-known industry-leading instruments for time & frequency measurements and for Modulation Domain Analysis.

PFA-127

Power & Frequency Analyzers

  • PFA-127

Frequency Counters/Analyzers

Pendulum brand Frequency Counter/Analyzers are well-known industry-leading instruments for time & frequency measurements and for Modulation Domain Analysis.

CNT-102B

Multi-Channel Frequency Analyzer

  • CNT-102B
  • CNT-104B
  • CNT-102
  • CNT-104R
  • CNT-104S
  • CNT-91
  • CNT-90
  • CNT-90XL
  • CNT-91R & CNT-91R/AF
  • TimeView™

Frequency & Time References

Very precise GNSS-controlled Rubidium reference clock offering unique traceability

FTR-210R

GNSS-disciplined Rubidium Frequency & Time Reference

  • FTR-210R
  • 6688/6689

DETECTUS EMC-Scanners

Easy-to-use EMC scanners for pre-compliance testing in the design phase, to remedy EMI problems quicker, and less costly, than in the final product.

SCN series

SCN series EMC Scanners with 2D, or 4D scanning. New industry standard for EMC scanning

  • SCN series

Frequency Distribution Amplifiers

Frequency Distribution Amplifier offers an economical solution to the problem of low-jitter transfer of reference frequency, and time synchronization, signals over longer distance.

DA-36

DA-36 Compact Point-to-Point Distribution Amplifier for reference frequency signals

  • DA-36
  • FDA-301A

High Voltage Linear Amplifiers

General-purpose Dual-Channel Hi-voltage broadband linear Amplifiers, from DC up to Megahertz range, to be used for test and measurement whenever a signal source is too weak for the application

Single Channel High Voltage Linear Amplifiers

  • Single Channel High Voltage Linear Amplifiers
  • Dual Channel High Voltage Linear Amplifiers

Single Channel High Voltage Linear Amplifiers

General purpose Single Channel Hi-voltage broadband linear Amplifiers, from DC up to Megahertz range, to be used for test and measurement whenever a signal source is too weak for the application.

A400

Single Channel High Voltage Linear Amplifier

  • A400
  • A600
  • A800
  • F10A
  • F20A
  • F30PV
  • F70PV
  • P100
  • P150
  • P200

Dual Channel High Voltage Linear Amplifiers

General-purpose Dual-Channel Hi-voltage broadband linear Amplifiers, from DC up to Megahertz range, to be used for test and measurement whenever a signal source is too weak for the application

A400D

Dual Channel High Voltage Linear Amplifier

  • A400D
  • A400DI
  • A600D
  • A800D
  • A800DI
  • F10AD
  • F20AD

Miscellaneous documents

Miscellaneous documents

Miscellaneous documents

Miscellaneous documents

  • Miscellaneous documents

Pendulum PFA-127 is a revolutionary new concept for CW & Pulsed RF Power & Frequency analysis up to 27 GHz. Replace a Peak/Average power meter and a Frequency Analyzer in one single instrument.

Track frequency and Power vs. time in parallel on the graphic screen, for trend or modulation analysis, with high resolution up to 20 MSa/s.

PFA-127 features zero dead-time gap-free measurements, and includes also an outstanding 2-Ch. 400 MHz Time Interval Analyzer with down to 14 ps resolution (7 ps optional).

High Resolution & Speed, Affordable, Easy to use. Graphic analysis of trend & modulation domain analysis.

CNT-102B Multi-Channel Frequency Analyzer

  • The Pendulum CNT-102B is a new affordable model optimized for test systems with blind panel and rear inputs. The multi-channel design enables simultaneous frequency measurements in parallel. One CNT-102B can replace two existing frequency counters in a test system at a lower cost per counter.

High Resolution & Speed, Affordable, Easy to use. Graphic analysis of trend & modulation domain analysis.

CNT-104B Multi-Channel Frequency Analyzer

  • The Pendulum CNT-104B is a new affordable model optimized for test systems with blind panel and rear inputs. The multi-channel design enables simultaneous frequency measurements in parallel. One CNT-104B can replace four existing frequency counters in a test system at a lower cost per counter. 

High Resolution & Speed, Affordable, Easy to use. Graphic analysis of trend & modulation domain analysis.

CNT-102 Multi-Channel Frequency Analyzer

  • The Pendulum CNT-102 is a new affordable model in the CNT-100 family for super-performance Multi-channel frequency and time-interval analysis in a bench-top unit. You can track parallel frequency, phase, or time simultaneously on 2 input channels on the large graphic screen. These instruments feature gap-free measurements, and have 14 ps resolution, up to 13 digits/s frequency resolution, and a measuring speed of 1M results/s. CNT-102 outperforms any competing Timer/Counter/Analyzer on the market.

High Resolution & Speed, Affordable, Easy to use. Graphic analysis of trend & modulation domain analysis.

CNT-104R  Multi-channel Rubidium Frequency Calibrator / Analyzer 

One CNT-104R  can replace 4 traditional frequency counters plus a 10MHz frequency reference in a test system. The super-high-performance CNT-104R is the best fit for demanding metrology applications.

High Resolution & Speed, Affordable, Easy to use. Graphic analysis of trend & modulation domain analysis.

CNT-104S Multi-Channel Frequency Analyzer

  • Four-channelel 400 MHz Frequency Analyzer – plus optional RF-channel to 24 GHz
  • Gap-free continuous timestamping measurements
  • 4 parallel independent counter/analyzers in one box
  • Ultra-high resolution:
    Time: < 7 ps
    Freq.: 12-13 digits/s
  • Ultra-high sample speed:
    up to 20M meas./s to internal memory
    up to 170k meas./s to remote controller
  • Graphic touch screen display for settings and display of values, statistics (numeric and distribution graph), trend & modulation domain
  • Touch screen can be mouse controlled and/or controlled via webserver from anywhere in the world
  • Intelligent and easy-to-use

The CNT-91 Frequency Timer/Counter/Analyzer, is the highest performance counter for measurement, analysis and calibration of frequency, time interval and phase. In production test systems, R&D, calibration lab, or in the field; the CNT-91 outperforms any counter on the market for speed, resolution, statistical analysis and processing capabilities.

High Resolution & Speed, Affordable, Easy to use. Graphic analysis of trend & modulation domain analysis.

CNT-90XL Microwave Frequency Counter/Analyzer

Frequency, Power, CW or Burst to 27, 40, 46 or 60 GHz

Pulsed RF measurements in down to 30 ns pulses

2 instruments in one – Microwave Counter/Analyzer + 400 MHz general purpose Timer/Counter

Resolution: 12 digits/s (Freq.), 70 ps rms (Time)

Built-in battery option

The Pendulum CNT-90XL Pulsed RF Microwave Frequency Counter/Analyzer is an excellent tool for measurement, analysis and calibration of Microwave Frequency, Power, and Pulsed RF time parameters like pulse width and PRI. Whether in test systems, on the R&D bench, in the calibration lab or out in the field, the high-resolution and ultra-fast CNT-90XL is the state-of-the-art Microwave Counter/Analyzer.

The new pulsed RF option enables measurements of pulses down to 30 ns width, plus PRI/PRF, frequency in burst and power in burst making CNT-90XL ideal for radar test and calibration.

The CNT-91 Frequency Timer/Counter/Analyzer, is the highest performance counter for measurement, analysis and calibration of frequency, time interval and phase. In production test systems, R&D, calibration lab, or in the field; the CNT-91 outperforms any counter on the market for speed, resolution, statistical analysis and processing capabilities.

The Pendulum FTR-210R GNSS disciplined Rubidium & Time Reference is a multi-output Frequency Standard, with near Cesium-level stability, thanks to the GNSS control. There are 7 standard outputs (5×10 MHz, 1×5 MHz and 1×1 pps) that can be expanded with up to 4 extra outputs, plus a programmable 100 MHz pulse output option.  

Miscellaneous documents

Products

Power and Frequency Analyzers

Pendulum brand Frequency Counter/Analyzers are well-known industry-leading instruments for time & frequency measurements and for Modulation Domain Analysis.

Frequency Counters/Analyzers

Pendulum brand Frequency Counter/Analyzers are well-known industry-leading instruments for time & frequency measurements and for Modulation Domain Analysis.

Frequency & Time References

Very precise GNSS-controlled Rubidium reference clock offering unique traceability

DETECTUS EMC-Scanners

Easy-to-use EMC scanners for pre-compliance testing in the design phase, to remedy EMI problems quicker, and less costly, than in the final product.

Frequency Distribution Amplifiers

Frequency Distribution Amplifier offers an economical solution to the problem of low-jitter transfer of reference frequency, and time synchronization, signals over longer distance.

High Voltage Linear Amplifiers

General-purpose Dual-Channel Hi-voltage broadband linear Amplifiers, from DC up to Megahertz range, to be used for test and measurement whenever a signal source is too weak for the application

Single Channel High Voltage Linear Amplifiers

General purpose Single Channel Hi-voltage broadband linear Amplifiers, from DC up to Megahertz range, to be used for test and measurement whenever a signal source is too weak for the application.

Dual Channel High Voltage Linear Amplifiers

General-purpose Dual-Channel Hi-voltage broadband linear Amplifiers, from DC up to Megahertz range, to be used for test and measurement whenever a signal source is too weak for the application

Miscellaneous documents

General Documentation

Pendulum Instruments is a global company with very close relationship to sales partners in 100 countries/states, and service partners in several countries. We are near you wherever you are, whether you want to buy a new product, get technical support or repair or calibrate an existing product.
Contact

News

European Microwave Week 2026

11.09.2026

 

European Microwave Week 2026

6-8 October 2026 | Excel London, UK | Booth L282

Pendulum Instruments is pleased to announce our participation in European Microwave Week 2026, taking place from 6-8 October 2026 at Excel London.

Visit us at Booth L282 to discover the latest developments in precision measurement technology and meet the Pendulum team. Our experts will be on

More
PFA-127 Power and Frequency Analyzer

09.09.2026

Pendulum Instruments, a global expert in time and frequency measurement, analysis, and calibration, today announced the new PFA-127 Power and Frequency Analyzer.

Based on Pendulum’s award winning Multi-Channel, CNT-100 Frequency Analyzer series, parallel gap-free measurements of Power, Frequency, Pulse Width and PRI (Pulse repetition Interval), can now be performed in a single i

More
MSPO 2026 34th International Defence Industry Exhibition

17.08.2026

MSPO 2026  34th International Defence Industry Exhibition

8-11 September 2026; Kielce, Poland

Hall 1 | Booth #1-E02

Joint Exhibition with Altaria Solutions

 

We are excited to announce our participation in #MSPO 2026, one of Europe’s leading defence industry events. Together with our valued partner Altaria Solutions, we will showcase advanced time, frequency, and syn

More
Pendulum Instruments at ITSF 2026

14.08.2026

Pendulum Instruments at ITSF 2026

2-5 November 2026 | Geneva, Switzerland | Booth #13

Pendulum Instruments is excited to participate in the International Timing and Sync Forum (ITSF) 2026, the premier event for the global timing and synchronization community.

Visit us at Booth #13 to discover our latest solutions for precise timing and frequency measurement, including:

More
ELECTRONICA 2026 10-13 November, Munich A4: Booth #338

12.08.2026

Pendulum Instruments is excited to announce our participation in Electronica 2026, the world’s leading trade fair for the electronics industry. We invite you to visit us at Booth A4.338, where we will showcase Pendulum’s latest technologies, products, and solutions.

Join us in Munich for this premier event to gain deep insights into cutting-edge research and application trends thr

More
EMC Europe 2026

11/08/2026

EMC Europe 2026
31 August-4th September, Prague, Czech Republic
Booth #5;

Pendulum Instruments is pleased to announce that we will be exhibiting at EMC Europe 2026, taking place in the beautiful city of Prague. We warmly invite you to visit our booth #5, where we will be showcasing the Detectus EMC scanner SCN-500 series, a powerful pre-compliance system for detecting EMC hotspo

More
Firmware V1.6.6 Released for CNT 100 Series & FTR 210R

17.06.2026

Pendulum Instruments introduces Firmware V1.6.6, delivering improved flexibility, connectivity, and reliability for CNT‑100 Series counters and the FTR‑210R.Key updates include support for blind panel models (CNT‑102B / CNT‑104B) and enhanced calibration reporting and dedicated measurements in FTR‑210R.Connectivity is strengthened with SCPI over USB (RNDIS) and simplified a

More
Pendulum Instruments launches 2- and 4-channel counter/analyzers for test systems applications

16.06.2026

Pendulum Instruments, a global expert in time and frequency measurement, analysis, and calibration, today announced the new CNT-102B and CNT-104B Multi-Channel Frequency Analyzer.

Expanding Pendulum’s Multi-Channel Frequency Analyzer series, the CNT-102B and
CNT-104B are the 4th and 5th instruments in the series, supporting respectively 2 or 4 para

More
WSTS 2026 May 4-7, 2026 | Bellevue, WA Booth #7 

11.04.2025

Pendulum Instruments is proud to announce its participation in the upcoming ATIS Workshop on Synchronization and Timing Systems (WSTS), themed Timing at the Edge: Enabling AI, Autonomy, and Resilience, in Bellevue, Washington. 

As an exhibitor, we will showcase our cutting-edge time and synchronization solutions. Attendees will have the opportunity to explore flagship prod

More
End of Life Announcement for GPS-12R/HS GPS Controlled Frequency Standards

12.03.2026  

After more than two decades on the market, Pendulum Instruments announces the immediate discontinuation of the GPS-12R/HS GPS-controlled Frequency Standards due to component obsolescence. Pendulum Instruments will continue to provide service support for up to five years, subject to the availability of spare parts. Availability may vary over time. 

Recommended Alterna

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1 Quality and Recognition

“Best-in-Test” honorable mention from T&M World magazine several times
Pendulum Instruments’ achievements and reputation are founded on the people. Our brand stands for reliability and quality, and so does our staff. The quality of the team is best proven by the global success and status of Pendulum Instruments. Our team is characterized by knowledge, trust, communication and flexibility, and with our customers always in the focus. Please meet our sales and support team, who are ready to support you in all projects, whether small or large.

60 Years of Experience and Expertise

Experts in measurement, analysis, simulation and calibration of Time & Frequency
The company roots dates back to the 1950’s, when Pendulum was the Swedish branch of Philips Test & Measurement division. Pendulum Instruments was a spin-off in 1998, and has grown substantially since then, via own development and acquisitions. Pendulum Instruments currently has offices in Poland, Sweden and USA, and we have sales representatives in approximately 100 countries in all continents plus service centers in several countries.
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SWEDEN

Detectus AB /Pendulum Instruments

Grönlandsvägen 35
78231 Malung

UNITED STATES

50 Woodside Plaza # 642
Redwood City, CA 94061
phone: +1(866) 644-1230  (toll free)

POLAND

Lotnicza 37
80-297 Banino, Poland
phone: +48 (58) 681 89 01

CHINA

Room 1208, 12F, Building 2, Fuhai Center Daliushu,

Haidian District, Beijing 100081

Phone: +86 13501221550

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