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Used optical design

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    Anritsu MF9630A

    Anritsu MF9630A

    • Manufacturer: Anritsu
    • Model: MF9630A

    The Anritsu MF9630A Optical Wavelength/Frequency Counter is an advanced and precise instrument designed for measuring the wavelength and frequency of optical signals. It features a high-resolution display for eas...

    Cary, NC
  • Philips PM6674

    Philips PM6674

    • Manufacturer: Philips

    Details The Philips PM6674 is a versatile mid-range frequency counter designed for precision measurement tasks. It supports high-frequency ranges and offers multiple measurement modes, including frequency, period...

    Dublin, Ireland
  • Keysight (Agilent) 5356A

    Keysight (Agilent) 5356A

    • Manufacturer: Agilent - Keysight

    Details The Keysight (Agilent) 5356A Frequency Converter Head extends frequency measurement capabilities up to 18GHz with precision and stability. Designed for compatibility with frequency counters, it delivers a...

    Dublin, Ireland
  • Fluke PM6680

    Fluke PM6680

    • Manufacturer: Fluke
    • Model: PM6680

    Details The Fluke PM6680 is a precision counter and voltage measurement device, engineered for high accuracy and reliability. Part of Fluke’s advanced counter series, it provides stable frequency and voltage read...

    Dublin, Ireland
  • Anritsu MF2412B

    Anritsu MF2412B

    • Manufacturer: Anritsu
    • Model: MF2412B

    Details The Anritsu MF2412B is a precision microwave power sensor designed for compatibility with Anritsu ML2430 series power meters. It operates across a frequency range of 10 MHz to 18 GHz, offering wide dynami...

    Dublin, Ireland
  • XL Microwave 3601

    XL Microwave 3601

    • Manufacturer: XL Microwave

    Details The XL Microwave 3601 is a precision frequency synthesizer designed to deliver stable and reliable microwave signals with wide frequency coverage. Built with robust engineering, it ensures minimal phase n...

    Dublin, Ireland
  • Keysight Technologies 6246B

    Keysight Technologies 6246B

    • Manufacturer: Agilent - Keysight

    Details The Keysight 6246B is a high-precision DC power supply offering a voltage range of 0–20 V and a current capacity of up to 20 A. Designed for stability, it features both constant voltage and constant curre...

    Dublin, Ireland
  • XL Microwave 3401

    XL Microwave 3401

    • Manufacturer: XL Microwave

    Details The XL Microwave 3401 is a high-performance frequency synthesizer designed for precise signal generation in demanding microwave applications. It offers exceptional phase noise performance, outstanding fre...

    Dublin, Ireland
  • Anritsu MF2412A

    Anritsu MF2412A

    • Manufacturer: Anritsu
    • Model: MF2412

    Details The Anritsu MF2412A is a precision modulation meter designed to measure FM, AM, PM, and a range of digital-modulated signals in telecom and RF applications. With its detachable display and weight under 2 ...

    Dublin, Ireland
  • XL Microwave 3600

    XL Microwave 3600

    • Manufacturer: XL Microwave

    Details The XL Microwave 3600 is a versatile frequency synthesizer engineered for precision, offering low phase noise and superior signal integrity. Its rugged construction ensures durability, while the intuitive...

    Dublin, Ireland
  • Keysight (Agilent) 537A

    Keysight (Agilent) 537A

    • Manufacturer: Agilent - Keysight

    Details The Keysight (Agilent) 537A Frequency Meter operates within the 3.7 to 12.5 GHz range, offering precise frequency measurements with high stability and sensitivity. Designed with a digital display and adva...

    Dublin, Ireland
  • Fluke PM 6685R

    Fluke PM 6685R

    • Manufacturer: Fluke
    • Model: PM6685

    Details The Fluke PM‑6685R is a precision universal frequency counter and calibration instrument, powered by an ultra‑stable Rubidium timebase with a 4 GHz virtual clock. It achieves an outstanding resolution of ...

    Dublin, Ireland
  • Philips PM6667

    Philips PM6667

    • Manufacturer: Philips
    • Model: PM6667

    Details The Philips PM6667 precision frequency counter delivers superior accuracy with its extended frequency range and stable internal time-base reference. Engineered for high-frequency applications, it ensures ...

    Dublin, Ireland
  • Marconi IFR Aeroflex CPM 20

    Marconi IFR Aeroflex CPM 20

    • Manufacturer: Aeroflex

    Details The Marconi IFR Aeroflex CPM-20 is a calibrated RF power module designed to provide highly accurate level readings when used with spectrum analyzers. Operating across a broad frequency range of 10 MHz to ...

    Dublin, Ireland
  • Fluke PM 6681

    Fluke PM 6681

    • Manufacturer: Fluke
    • Model: PM6681

    Details The Fluke PM 6681 is a precision counter designed for advanced time and frequency analysis. It delivers 50 ps single-shot resolution (1 ps averaged), supports frequency measurements up to 300 MHz (expanda...

    Dublin, Ireland
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Overview

Frequency counters are electronic instruments used to measure the frequency of an incoming signal. They are essential in various fields, including telecommunications, electronics, and laboratory research, for accurately determining the frequency of signals in hertz (Hz). These devices are valuable for troubleshooting and ensuring the proper operation of RF systems, oscillators, and signal generators.

FAQ

What should I consider when buying a used frequency counter?

Consider the frequency range, accuracy, and resolution of the device. Check for any visible damage and ensure it powers on and functions correctly. Review any available calibration records.

How can I ensure the frequency counter is shipped safely?

Use a reputable shipping service with experience in handling delicate electronic instruments. Ensure the frequency counter is well-packaged with protective materials to prevent damage during transit.

What maintenance is required for a frequency counter?

Regular maintenance includes keeping the device clean and dust-free, checking connections, and verifying calibration periodically. Follow the manufacturer’s guidelines for specific maintenance procedures.