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26

Used counter front

Trusted Seller
BAILEY CONTROLS INFI 90 FREQUENCY COUNTER SLAVE MODULE IMFCS01, 6636949A1 BOARD
- Manufacturer: Bailey
“BROKEN ON BOTTOM COVER AS SHOWN IN PICTURE!” BAILEY CONTROLS INFI 90 FREQUENCY COUNTER SLAVE MODULE IMFCS01, 6636949A1 BOARD BAILEY CONTROLS CO. / INFI90 IMFCS01 FREQUENCY COUNTER SLAVE MODULE ASSY: 6636949A1 FR...
$800 USD
Coffeyville, KS
Trusted Seller
Phase Matrix 25B
- Manufacturer: Matrix
- Model: 25B
20 GHz CW Microwave Frequency Counter The 25B Microwave Frequency Counter measures CW, FM and AM frequencies from 10 Hz to 20 GHz. The 25B counter offers unmatched performance in a compact, affordable package. Ev...
Cary, NC
Trusted Seller
Phase Matrix 28B
- Manufacturer: Matrix
- Model: 28B
26.5 GHz CW Microwave Frequency Counter / Power Meter The 28B Microwave Frequency Counter / Power Meter measures CW, FM and AM frequencies from 10 Hz to 26.5 GHz. The 28B CW Microwave Frequency Counter offers unm...
Cary, NC
Trusted Seller
GW Instek GFC-8010H
- Manufacturer: GW Instek
- Model: GFC-8010H
120MHz Digital Frequency Counter Key Features 10Hz ~ 120MHz Range 8 Digits Display (0.3"LED) 15mV rms High Sensitivity 5PPM High Stability Time Base Frequency and Period Measurement Low Pass Filter Function Over-...
Cary, NC
Trusted Seller
Spectracom 8164
- Manufacturer: Spectracom
WWVB Receiver Disciplined Oscillator The Spectracom 8164 is a WWVB Receiver - Disciplined Oscillator. The 8164 features a built-in phase comparator and strip chart recorder and is used to compare other reference ...
Cary, NC
Tektronix DP501
- Manufacturer: Tektronix
- Model: DP501
The Tektronix DP 501 Digital Prescaler is designed for use with all TM 500 - TM 5000 series counters. The DP 501, however, can be used with any counter. The prescaler is connected between the signal source and th...
$520 USD
Farmingdale, NJ
Tektronix DC505
- Manufacturer: Tektronix
- Model: DC505
The DC 505 Universal Counter/Timer has seven measurement functions: frequency counting, finding frequency ratios, period timing, interval timing, width timing, electronic event counting, and manual event counting...
Farmingdale, NJ
Tektronix DC504
- Manufacturer: Tektronix
- Model: DC504
This Counter can obtain a resolution of 0.1Hz by allowing the more significant figures of the counter to overflow. Five 7 segment light emitting diodes (LED's) provide a visual numeric display. The decimal point ...
Webster, MA
Trusted Seller
Anritsu MF76A
- Manufacturer: Anritsu
- Model: MF76A
Number of Channels 2 ch Minimum Frequency, Ch. 1 - 10 Hz Maximum Frequency, Ch. 1 - 200 MHz Sensitivity, Channel 1 - 50 mV Minimum Frequency, Ch. 2 -0.2 GHz Maximum Frequency, Ch. 2 - 18 GHz Time base stability 0...
New Smyrna Beach, FL
Tektronix DC503A
- Manufacturer: Tektronix
- Model: DC503A
This Counter offers a broad range of measurement features at an affordable price. Each channel has separate triggering level, triggering slope, attenuator, and coupling mode controls. Eight measurement functions ...
Webster, MA
Fluke 1910A
- Manufacturer: Fluke
- Model: 1910A
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. Input impedance is 1M½ shunted by less than 30pF, AC coupled. Sensitivity is ...
Webster, MA
Fluke PM6666
- Manufacturer: Fluke
Details The Fluke PM6666 is a programmable counter/timer offering frequency measurement from 0.1 Hz to 120 MHz, expandable to 1.3 GHz. It integrates reciprocal frequency techniques, programmable sensitivity, and ...
Dublin, Ireland
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
Pendulum GPS-12R
- Manufacturer: Pendulum
Details GPS-disciplined Rubidium clock for near-Cesium stability OCXO option (Model GPS-12) Internal battery option for transportation and mains-free field use Two switchable 1.544 MHz (T1) or 2.048 MHz (E1) fron...
Dublin, Ireland
Pendulum GPS12RG
- Manufacturer: Testwall
Details GPS-disciplined Rubidium clock for near-Cesium stability OCXO option (Model GPS-12) Internal battery option for transportation and mains-free field use Two switchable 1.544 MHz (T1) or 2.048 MHz (E1) fron...
Dublin, Ireland

12

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.