Test, Lab, Medical equipment » Frequency Counters

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Used lab testing

  • Fluke 1900A

    Fluke 1900A

    • Manufacturer: Fluke
    • Model: 1900A

    The Fluke Model 1900A is a 5 Hz to 80 MHz multiple-function counter capable of making frequency, period, and period averaging and totalize measurements. In the frequency mode, resolution is manually selectable at...

    Farmingdale, NJ
  • Stanford Research SR400

    Stanford Research SR400

    • Manufacturer: Stanford Research
    • Model: SR400

    Dual-Channel Gated Photon Counter (w/ rack mount) Cal: Calibration Available | As-is: Unit Sold AS-IS

    $4,195 USD
    Farmingdale, NJ
  • BK Precision 1856C

    BK Precision 1856C

    • Manufacturer: BK Precision
    • Model: 1856C

    2.4 GHz Multifunction Counter (Frequency, Period, Totalize)

    Farmingdale, NJ
  • 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 7250A

    Fluke 7250A

    • Manufacturer: Fluke
    • Model: 7250A

    The Model 7250A is a Seven-digit universal counter-timer capable of measurements in frequency, period, period average, time interval, totalize, ratio, and self check mode. IN addition, counts per minute mode offe...

    Farmingdale, NJ
  • Fluke 199XRAY

    Fluke 199XRAY

    • Manufacturer: Fluke
    • Model: 199

    Medical Scopemeter 200 MHz 2.5 GS/S Cal: Calibration Available | As-is: Unit Sold AS-IS

    $1,550 USD
    Farmingdale, NJ
  • Racal Instruments 3351

    Racal Instruments 3351

    • Manufacturer: Racal

    3351 Frequency Standard - VXIbus based Cal: Calibration Available | As-is: Unit Sold AS-IS | 10m: All outputs 10 MHz

    $2,363 USD
    Farmingdale, NJ
  • Jutel FS-400/20

    Jutel FS-400/20

    • Manufacturer: Jutel

    10 MHz Frequency Standard Cal: Calibration Available | As-is: Unit Sold AS-IS

    $1,360 USD
    Farmingdale, NJ
  • Stanford Research SR625 / Time

    Stanford Research SR625 / Time Base

    • Manufacturer: Stanford Research

    Rubidium Time Base for use with the SR620 Counter. The SR620 is sold separately.

    $730 USD
    Farmingdale, NJ
  • Agilent/Keysight E1420A

    Agilent/Keysight E1420A

    • Manufacturer: Agilent - Keysight
    • Model: E1420A

    The Agilent E1420B High-Performance Universal Counter provides all traditional universal counter measurements (frequency, time interval, period, ratio, and totalize), plus the automatic measurements of rise/fall ...

    Farmingdale, NJ
  • Anritsu MF9630A

    Anritsu MF9630A

    • Manufacturer: Anritsu
    • Model: MF9630A

    The MF9630A is a optical meter from Anritsu. Features:

    $2,095 USD
    Farmingdale, NJ
  • Agilent/Keysight 5352A

    Agilent/Keysight 5352A

    • Manufacturer: Agilent - Keysight
    • Model: 5352A

    The Agilent 5352A is a CW microwave counter with a measurement range of 10 Hz to 40 GHz. The Agilent 5352A is controlled by a single microprocessor which interacts with the counting circuitry to generate data, co...

    $1,045 USD
    Farmingdale, NJ
  • Fluke PM6685R

    Fluke PM6685R

    • Manufacturer: Fluke
    • Model: PM6685

    Rubidum Frequency Counter, 300 MHz Pm66: Factory Installation, Timebase 5x10 -11 | As-is: Unit Sold AS-IS | Pm9623: Rechargeable Battery | Cal: Calibration Available | Pm9624: Input C, 3GHz | Pm9638: Input C, 8GH...

    $2,993 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.