2251 RACAL Counter Timer Vxi

Review RACAL 200mhz Universal Counter Timer Vxi

The Racal 2251 Counter Timer VXI is a versatile and high-performance instrument designed for various applications in test and measurement environments. This 200 MHz counter timer from Racal Instruments offers exceptional timing accuracy and reliability, making it an indispensable tool for engineers and technicians.

At its core, the Racal 2251 Counter Timer VXI is a digital counter that can measure time intervals and pulse widths with unparalleled precision. It features 16 independent channels, each capable of measuring frequencies up to 200 MHz with a resolution of 1 ns. This level of precision makes it perfect for applications where timing accuracy is crucial, such as in semiconductor testing, high-speed digital design verification, and signal analysis.

The counter timer also has a built-in pulse generator, which can output square waves with adjustable pulse widths and frequencies. This feature is particularly useful for generating test signals or synchronizing multiple instruments in a test setup.

The Racal 2251 Counter Timer VXI is designed for easy integration into a wide range of test systems. It comes with a VXIplug&measure interface, which is a popular industry standard for modular instrumentation. This interface enables the counter timer to be easily controlled and configured through a host computer using VXI-11 software.

The instrument also features various triggering options, including external trigger inputs, software triggering, and internal clock sources. This flexibility allows users to customize the measurement setup to suit their specific application requirements.

The Racal 2251 Counter Timer VXI is housed in a rugged, compact enclosure that can withstand harsh test environments. It also comes with built-in self-diagnostics and error reporting capabilities, ensuring that any issues are quickly identified and resolved.

In summary, the Racal 2251 Counter Timer VXI is a high-performance, versatile, and reliable instrument for measuring time intervals and pulse widths with exceptional precision. Its features include 16 independent channels, a built-in pulse generator, VXIplug&measure interface, various triggering options, and a rugged design. This counter timer is an essential tool for engineers and technicians in test and measurement applications where timing accuracy is critical.

The Racal 2251 is a 200MHz real-time oscilloscope and counter/timer manufactured by Tektronix. This instrument offers various features that can be beneficial for testing, measurement, and analysis applications. Let's discuss some pros and cons of buying a Racal 2251 Vxi 200MHz counter-timer.

1. High bandwidth: With a 200MHz bandwidth, the Racal 2251 can handle fast signals and provide accurate measurements.

2. Real-time oscilloscope: The real-time oscilloscope functionality allows for capturing and analyzing waveforms in real-time, providing valuable insights into signal behavior.

3. Counter/timer: The built-in counter/timer function enables measuring time intervals, pulse widths, and frequency measurements with high accuracy.

4. Digital storage oscilloscope: The digital storage oscilloscope feature records and stores waveforms for future analysis, making it convenient for troubleshooting and debugging.

5. Wide dynamic range: The Racal 2251 offers a wide dynamic range, making it suitable for measuring signals with a large amplitude difference.

6. Advanced triggering capabilities: The oscilloscope offers advanced triggering options, allowing users to trigger on specific signal conditions or edges.

1. Cost: The Racal 2251 is a high-performance oscilloscope with advanced features, which comes at a relatively high cost.

2. Size and weight: The instrument is quite large and heavy, making it less portable than some other options.

3. Complexity: The Racal 2251 comes with a steep learning curve due to its advanced features and extensive functionality.

4. Power consumption: The oscilloscope consumes a significant amount of power, which may be a concern for users working in remote locations or with limited power supplies.

The Racal 2251 Vxi 200MHz counter-timer is a versatile and powerful instrument suitable for various testing, measurement, and analysis applications. Its high bandwidth, real-time oscilloscope functionality, counter/timer, digital storage oscilloscope, and advanced triggering capabilities make it an excellent choice for professionals working in electronics, automotive, aerospace, and other related industries. However, its high cost, size, weight, complexity, and power consumption may be considered drawbacks for some users. Ultimately, the decision to buy the Racal 2251 depends on the specific requirements of the application, budget, and portability constraints.

If you require a high-performance oscilloscope with advanced counter/timer and triggering capabilities, the Racal 2251 Vxi 200MHz counter-timer is an excellent choice. However, if portability, budget, or ease of use are more important factors, consider alternative options that better suit your needs.

Details:

Full part number is 404675-005-s535. I no longer have a vxi controller and software which is why I m selling it as-is. For sale is a Racal 2251 200mhz universal counter / timer.

specifications vpxisyst:

• brand: Racal
• mpn: 2251
• part type: Counter Timer

returns vpxisyst:

• policy: no returns

offer vpxisyst:

• availability: in stock
• in stock #: 5
• prices: $899.95–$1295.47
• item condition:
  • For parts or not working
  • Used
  • Very Good
  • Brand New
• options: ship-to-home
• sold #: 12
• best offers: true
• started: september 4, 2025

general vpxisyst:

• category: Business & Industrial > Test, Measurement Inspection > Systems > Pxi Vxi Boards Modules

seller vpxisyst:

• # reviews: 2189
• rating: 100.0%
• city: finksburg, maryland

payments vpxisyst:

• credit card: discover
• wallet: apple-pay
• other

shipping vpxisyst:

• carrier: usps, fedex
• class: expedited, standard
• service: usps priority mail, fedex ground / fedex home delivery
• type: calculated
• transit: 7-13 days