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48

Used attenuator

  • Racal 1998

    Racal 1998

    • Manufacturer: Racal
    • Model: 1998

    1.3GHz Frequency Counter The Racal-Dana 1998 frequency counter offer a combination of superior performance and measurement capability in a compact half-rack package. The 1998 utilize microprocessor control, toget...

    Hounslow, United Kingdom
  • ADVANTEST R5363

    ADVANTEST R5363

    • Manufacturer: Advantest

    Form Factor Benchtop Number of Channels 2 ch Minimum Frequency, Ch. 1 60 MHz Maximum Frequency, Ch. 1 3000 MHz Sensitivity, Channel 1 10 mV Maximum Input Voltage, Ch. 1 5 V Input Impedance, Ch.1 50 Ohm Input Atte...

    Shenzhen, China
  • Tektronix DC503

    Tektronix DC503

    • Manufacturer: Tektronix
    • Model: DC503

    This Counter has two input channels, A and B, each with 125MHz capability. Each channel has separate triggering level, triggering slope, attenuator, and coupling mode controls. Signals to be counted or timed can ...

    Webster, MA
  • Fluke 7261A

    Fluke 7261A

    • Manufacturer: Fluke
    • Model: 7261A

    This Universal Counter/Timer measures frequencies to 125MHz while offering good resolution accuracy. Incorporates a 100MHz clock providing 10ns resolution. Makes time interval or single period measurements and wi...

    Webster, MA
  • Tektronix DC505A

    Tektronix DC505A

    • Manufacturer: Tektronix
    • Model: DC505A

    This Plug-in is a used Frequency Counter Plug-In that is designed to operate in a TM 500 Series Power Module. This unit has seven measurement functions, such as frequency counting, finding frequency ratios, perio...

    Webster, MA
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    Fluke PM6680B

    • Manufacturer: Fluke
    • Model: PM6680

    This Counter sets the new standard for measurement and analysis of time intervals, frequency, phase and jitter. For development, calibration or challenging production test applications, this unit is the leader.

    Webster, MA
  • Fluke 7250A

    Fluke 7250A

    • Manufacturer: Fluke
    • Model: 7250A

    This unit is an Universal Timer/counter. A broadband continuously variable, x100, analog attenuator lets you add just enough attenuation to minimize the input signal noise level and optimize the signal amplitude ...

    Webster, MA
  • Fluke 7261A

    Fluke 7261A

    • Manufacturer: Fluke
    • Model: 7261A

    Fluke 7261A Details Fluke 7261A Portable yet Powerful, the 7261A Universal Counter/Timer measures frequencies to 125MHz while offering good resolution accuracy. Incorporates a 100MHz clock providing 10 ns resolut...

    Lake Mary, FL
  • Tektronix DC505A

    Tektronix DC505A

    • Manufacturer: Tektronix
    • Model: DC505A

    Tektronix DC505A Details Tektronix DC505A Tektronix DC505A Frequency Counter Plug-In The Tektronix DC505A is a Frequency Counter Plug-In that is designed to operate in a TM 500-Series Power Module. Other Info: Ha...

    Lake Mary, FL
  • Fluke 7261A/521

    Fluke 7261A/521

    • Manufacturer: Fluke
    • Model: 7261A

    Fluke 7261A/521 Details Fluke 7261A/521 Portable yet Powerful, the 7261A Universal Counter/Timer measures frequencies to 125MHz while offering good resolution accuracy. Incorporates a 100MHz clock providing 10 ns...

    Lake Mary, FL
  • Fluke PM6681R

    Fluke PM6681R

    • Manufacturer: Fluke
    • Model: PM6681

    This unit is a Calibrator Counter Analyzer with a Rubidium Frequency Reference. Sensitivity, Channel 1 20 mV Maximum Input Voltage, Ch. 1 350 V Input Impedance, Ch.1 1 MOhm Input Attenuation, Ch 1 x1,x10 Inpu...

    Webster, MA
  • Advantest R5363

    Advantest R5363

    • Manufacturer: Advantest

    Advantest R5363 Details Advantest R5363 Advantest R53633 GHz Electronic Counter Characteristics: Form Factor: Benchtop Number of Channels: 2 ch Minimum Frequency, Ch. 1: 60 MHz Maximum Frequency, Ch. 1: 3000 MHz ...

    Lake Mary, FL
  • LG Precision FC-7150U

    LG Precision FC-7150U

    • Manufacturer: LG Precision

    LG Precision FC-7150U Details LG Precision FC-7150U FC-7150U Universal Frequency Counter 0.1~1.5GHz FC-7150U Universal Frequency Counter 0.1~1.5GHz Features: Frequency measuring range : 0.1Hz to 150MHz in A, B in...

    Lake Mary, FL
  • Fluke 1952B

    Fluke 1952B

    • Manufacturer: Fluke
    • Model: 1952B

    This Universal Counter Timer measures frequency (DC 80MHz), frequency ratio, time interval, period, period averages, and a gateable totalize with 7 digit accuracy. It is standard with two input channels (complete...

    Webster, MA
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    Fluke 1910A

    • Manufacturer: Fluke
    • Model: 1910A

    This unit measures Frequency, Period, and Totalize…quickly and easily. In the Frequency Mode the range is 5Hz to 125MHz with ranges of resolution of 0.1Hz, 1.0Hz, 10Hz and 100Hz. Period Mode range is 5Hz to 2MHz....

    Webster, MA
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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.