Test, Lab, Medical equipment » Frequency Counters

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Used lab testing

  • Racal Instruments 2461-CE

    Racal Instruments 2461-CE

    • Manufacturer: Racal

    As-is: Unit Sold AS-IS | Cal: Calibration Available

    Farmingdale, NJ
  • Wavecrest DTS-2075

    Wavecrest DTS-2075

    • Manufacturer: Wavecrest

    Digital Time System 0.4Hz to 800MHz Cal: Calibration Available | As-is: Unit Sold AS-IS

    $2,095 USD
    Farmingdale, NJ
  • BK Precision 1856B

    BK Precision 1856B

    • Manufacturer: BK Precision
    • Model: 1856B

    Number of channels: 1 ch | Minimum frequency, ch. 1: 10 Hz | Maximum frequency, ch. 1: 2.7 GHz | Sensitivity, channel 1: 50 mVrms | Maximum input voltage, ch. 1: 4 V | As-is: Unit Sold AS-IS | Cal: Calibration A...

    $1,313 USD
    Farmingdale, NJ
  • Fluke PM6690

    Fluke PM6690

    • Manufacturer: Fluke
    • Model: PM6690

    Frequency Counter/Timer/Analyser 100ps - 300MHz (to 2700 MHz with Option 30 C Channel)

    $1,127 USD
    Farmingdale, NJ
  • Fluke PM6685

    Fluke PM6685

    • Manufacturer: Fluke
    • Model: PM6685

    Universal Frequency counter 300MHz Pm9621: 1.3 GHz Input C | Pm9691/01: Very High Stability Oven Time Base | Pm9624: 2.7 GHz Input C | Pm9692/01: Ultra-High Stability Oven Time Base | Pm9623: Battery Unit | Cal: ...

    $995 USD
    Farmingdale, NJ
  • Fluke 7260A

    Fluke 7260A

    • Manufacturer: Fluke
    • Model: 7260A

    The 7260A will measure frequencies to 125 MHz, or (optionally) to 520 MHz or 1300 MHz, with a 50Ω channel (Channel C). The 7260A has a 10 MHz clock, with 100 ns resolution. This counter will make time-interval or...

    Farmingdale, NJ
  • Phase Matrix 346A

    Phase Matrix 346A

    • Manufacturer: Matrix

    Frequency Range Channel 1 (Normal mode) 10 Hz–125 MHz (Low pass filter enabled) 10 Hz–50 kHz Channel 2 50 MHz–46 GHz Sensitivity Channel 1 10–30 Hz 40 mV rms 30 Hz–125 MHz 25 mV rms Channel 2 50–300 MHz −20 dBm 0...

    $3,575 USD
    Farmingdale, NJ
  • Fluke PM6662

    Fluke PM6662

    • Manufacturer: Fluke
    • Model: PM6662

    Cal: Calibration Available | As-is: Unit is sold AS-IS | Pm9608b: 1.3 GHz Input | Pm9607: High Stability MTCXO Timebase Oscillator | Pm9605: Battery Pack

    $950 USD
    Farmingdale, NJ
  • Agilent/Keysight 5325B

    Agilent/Keysight 5325B

    • Manufacturer: Agilent - Keysight
    • Model: 5325B

    Cal: Calibration Available | As-is: Unit is sold AS-IS

    Farmingdale, NJ
  • Stanford Research FS725

    Stanford Research FS725

    • Manufacturer: Stanford Research
    • Model: FS725

    Benchtop Rubidium Frequency Standard O725rms: #NAME? | 2: Distribution amplifier - 12 additional outputs | O725rmd: Double rack mount kit for FS725 | Cal: Calibration Available | 1: Distribution amplifier - 6 add...

    $4,950 USD
    Farmingdale, NJ
  • Stanford Research SR625-SR620

    Stanford Research SR625-SR620

    • Manufacturer: Stanford Research

    As-is: Unit Sold AS-IS | Cal: Calibration Available

    Farmingdale, NJ
  • Racal Instruments 1995

    Racal Instruments 1995

    • Manufacturer: Racal

    The Racal 1995 Frequency Counter features frequency and period resolution of 9 digits in one second, whatever the frequency. This incredible resolution enables you to evaluate precision frequency standards, or to...

    $730 USD
    Farmingdale, NJ
  • Tektronix FCA3103

    Tektronix FCA3103

    • Manufacturer: Tektronix
    • Model: FCA3103

    The Tektronix FCA3103 Timer/Counter/Analyzer Series pack many different functions into one feature-rich instrument. With industry-leading frequency and time resolution, the FCA Series comes standard with deep int...

    $5,950 USD
    Farmingdale, NJ
  • Fluke 7261A

    Fluke 7261A

    • Manufacturer: Fluke
    • Model: 7261A

    The 7261A will measure frequencies to 125 MHz, or (optionally) to 520 MHz or 1300 MHz, with a 50Ω channel (Channel C). The instruments are essentially alike except the 7261A has a 100 MHz clock, with a correspond...

    Farmingdale, NJ
  • Solartron/Schlumberger 1250

    Solartron/Schlumberger 1250

    • Manufacturer: Solartron
    • Model: 1250

    Frequency Response Analyzer Cal: Calibration Available | As-is: Unit Sold AS-IS

    $9,950 USD
    Farmingdale, NJ
910111213

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.