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Used atomizers

  • Trusted Seller
    Stanford Research Systems SR625

    Stanford Research Systems SR625

    • used

    • Manufacturer: Stanford Research
    • Model: SR625

    Rubidium atomic timebase 2 GHz prescaler input 11-digit frequency resolution (1 s) 10 minute warm-up period Portable operation 10 MHz Rb timebase output Statistical analysis & Allan variance Hardcopy to printers ...

    New Smyrna Beach, FL
  • Trusted Seller
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    Fluke PM 6685R

    • used

    • Manufacturer: Fluke
    • Model: PM6685

    The Fluke PM 6685R 300 MHz Rubidium Frequency Counter is a high-performance instrument designed for precise frequency measurements. It utilizes rubidium atomic frequency standards to provide exceptional accuracy ...

    Cary, NC
  • Trusted Seller
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    Stanford Research SR620

    • used

    • Manufacturer: Stanford Research
    • Model: SR620

    1.3 GHz Universal Time Interval / Frequency Counter The Stanford Research SR620 Universal Time Interval Counter combines the single-shot resolution of a time interval counter with the expansive features of a univ...

    Cary, NC
  • TR3000 Series Rubidium Atomic Frequency

    TR3000 Series Rubidium Atomic Frequency Standards

    • new

    • Manufacturer: 数英仪器/suin

    Introduction: TR3000 series rubidium atomic frequency standard is a cost-effective rubidium atomic frequency source that can display time, GPS satellite status, frequency deviation, etc. Product Introduction: TR3...

    Beijing, China
  • Fluke PM6685R

    Fluke PM6685R

    • used

    • Manufacturer: Fluke
    • Model: PM6685

    Details The Fluke PM6685R is a precision time‑and‑frequency counter featuring a built‑in Rubidium atomic timebase. It delivers ultra‑stable measurements, achieving 4 × 10⁻¹⁰ stability within five minutes of warm‑...

    Dublin, Ireland
  • Fluke PM 6681R

    Fluke PM 6681R

    • used

    • Manufacturer: Fluke
    • Model: PM6681

    Details The Fluke PM 6681R integrates a Rubidium-based timebase, advancing the precision of the 6681 with exceptional long-term stability. This makes it ideal for environments demanding atomic-level accuracy, ens...

    Dublin, Ireland
  • Fluke PM6681R

    Fluke PM6681R

    • used

    • Manufacturer: Fluke
    • Model: PM6681

    Details The Fluke PM6681R builds upon the PM6681’s precision with the integration of a Rubidium oscillator, delivering exceptional long-term timing stability and metrology-grade frequency accuracy. Its atomic ref...

    Dublin, Ireland
  • Fluke PM 6685R

    Fluke PM 6685R

    • used

    • 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
  • Fluke / Philips PM6685R

    Fluke / Philips PM6685R

    • used

    • Manufacturer: Fluke
    • Model: PM6685

    Rubidium Frequency Counter The Philips PM6685R Rubidium Frequency Counter (Fluke PM6685R) is the most accurate portable frequency counter on the market. It offers all the functionality of the PM6685, plus the sta...

    Hounslow, United Kingdom
  • SRS SR620+SR625

    SRS SR620+SR625

    • used

    The SR620 measures time interval, frequency, pulse-width, rise and fall time, period, phase and events. Time intervals are measured with 25 ps rms resolution, making the SR620 one of the highest resolution counte...

    Shenzhen, China
  • Tracor 304D

    Tracor 304D

    • used

    • Manufacturer: Tracor

    Tracor 304D Details Tracor 304D The 304D Rubidium Frequency Standard is a compact, rugged atomic secondary frequency standard for general use. Utilizes stable crystal oscillator, frequency-controlled by atomic re...

    Lake Mary, FL
  • Pendulum Instruments GPS-12R

    Pendulum Instruments GPS-12R

    • used

    • Manufacturer: Pendulum Instruments

    Pendulum Instruments GPS-12R Details Pendulum Instruments GPS-12R The GPS-12R frequency standard offers traceable Cesium-like stability at a very attractive price. Synchronized to the GPS satellite system, the...

    Lake Mary, FL

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.