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Discontinued Keysight and HP Frequency Counter Products

Product support information for your discontinued counters.

  • 5314A Basic Universal Counter [Obsolete] 5314A Basic Universal Counter [Obsolete] 

    5314A Basic Universal Counter [Obsolete]

    The Keysight 5314A universal counter combines excellent performance and traditional quality with an attractive price...

  • 5315A Portable Universal Counter, 100 MHz [Obsolete] 5315A Portable Universal Counter, 100 MHz [Obsolete] 

    5315A Portable Universal Counter, 100 MHz [Obsolete]

    The Keysight 5315A is a low-cost portable bench version of the 5316B high-performance universal counter.

  • 5316B High Performance Universal Counter, 100 MHz [Obsolete] 5316B High Performance Universal Counter, 100 MHz [Obsolete] 

    5316B High Performance Universal Counter, 100 MHz [Obsolete]

    The Keysight 5316B is a low-cost, high-performance universal counter offering frequency, period, time interval, ratio, and totalize measurements.

  • 5334B Universal Counter, 100 MHz [Obsolete] 5334B Universal Counter, 100 MHz [Obsolete] 

    5334B Universal Counter, 100 MHz [Obsolete]

    The Keysight 5334B 100 MHz counter offers high-resolution measurement power with signal conditioning, triggering, and external arming features to handle a range of demanding measurement applications.

  • 5335A Universal Counter, 200 MHz [Obsolete] 5335A Universal Counter, 200 MHz [Obsolete] 

    5335A Universal Counter, 200 MHz [Obsolete]

    The Keysight 5335A 200 MHz counter offers high-resolution measurement power, standard GPIB interfacing, and many features for user convenience.

  • 5345A Universal Counter, 500 MHz [Obsolete] 5345A Universal Counter, 500 MHz [Obsolete] 

    5345A Universal Counter, 500 MHz [Obsolete]

    The Keysight 5345A is a high-performance microwave and millimeter-wave pulse frequency counter.

  • 5347A Microwave Counter/Power Meter, 20 GHz [Obsolete] 5347A Microwave Counter/Power Meter, 20 GHz [Obsolete] 

    5347A Microwave Counter/Power Meter, 20 GHz [Obsolete]

    The Keysight 5347A 20 GHz microwave counter/power meter offers the convenience of a single instrument that makes frequency and power measurements with accuracy and resolution.

  • 5348A 26.5 GHz Microwave Counter/Power Meter [Obsolete] 5348A 26.5 GHz Microwave Counter/Power Meter [Obsolete] 

    5348A 26.5 GHz Microwave Counter/Power Meter [Obsolete]

    The Keysight 5348A 26.5 GHz Microwave Counter/Power Meter offers the convenience of a single instrument...

  • 5350B 20 GHz CW Microwave Counter [Obsolete] 5350B 20 GHz CW Microwave Counter [Obsolete] 

    5350B 20 GHz CW Microwave Counter [Obsolete]

    The Keysight 5350B provides fast and precise measurements from 10 Hz to 20 GHz and features microwave components ...

  • 5351B 26.5 GHz CW Microwave Counter [Obsolete] 5351B 26.5 GHz CW Microwave Counter [Obsolete] 

    5351B 26.5 GHz CW Microwave Counter [Obsolete]

    The Keysight 5351B provides fast and precise measurements from 10 Hz to 26.5 GHz and features microwave components...

  • 5352B Microwave Counter, 40 GHz CW [Obsolete] 5352B Microwave Counter, 40 GHz CW [Obsolete] 

    5352B Microwave Counter, 40 GHz CW [Obsolete]

    The Keysight 5352B provides fast and precise measurements from 10 Hz to 40 GHz (46 GHz optional), features microwave components that are integrated on a single hybrid gallium arsenide (GaAs) circuit.

  • 5361B Pulse/CW Microwave Counter, 40 GHz [Obsolete] 5361B Pulse/CW Microwave Counter, 40 GHz [Obsolete] 

    5361B Pulse/CW Microwave Counter, 40 GHz [Obsolete]

    The Keysight 5361B offers both high-precision pulse and CW performance up to 40 GHz.

  • 5370B Precision Time-Interval Universal Counter [Obsolete] 5370B Precision Time-Interval Universal Counter [Obsolete] 

    5370B Precision Time-Interval Universal Counter [Obsolete]

    The Keysight 5370B precison time-interval universal counter offers unsurpassed single-shot resolution...

  • 5371A Frequency and Time Interval Analyzer [Obsolete] 5371A Frequency and Time Interval Analyzer [Obsolete] 

    5371A Frequency and Time Interval Analyzer [Obsolete]

    The Keysight 5371A is a general-purpose modulation domain analyzer that captures frequency or time intervals at extremely high speeds...

  • 5372A Frequency and Time Interval Analyzer [Obsolete] 5372A Frequency and Time Interval Analyzer [Obsolete] 

    5372A Frequency and Time Interval Analyzer [Obsolete]

    The Keysight 5372A modulation domain analyzer, a superset of the 5371A, captures frequency, phase, or time intervals at extremely high speeds...

  • 5373A Modulation Domain Pulse Analyzer [Obsolete] 5373A Modulation Domain Pulse Analyzer [Obsolete] 

    5373A Modulation Domain Pulse Analyzer [Obsolete]

    The Keysight 5373A modulation domain pulse analyzer provides built-in functions for pulsed signal analysis and is ideal for applications requiring radar and EW signal characterization.

  • 5384A Frequency Counter, 10 Hz to 225 MHz [Obsolete] 5384A Frequency Counter, 10 Hz to 225 MHz [Obsolete] 

    5384A Frequency Counter, 10 Hz to 225 MHz [Obsolete]

    The Keysight 5384A frequency counter utilizes interpolar-enhanced reciprocal counting to provide outstanding performance at a low cost.

  • 5385A Frequency Counter, 10 Hz to 1 GHz [Obsolete] 5385A Frequency Counter, 10 Hz to 1 GHz [Obsolete] 

    5385A Frequency Counter, 10 Hz to 1 GHz [Obsolete]

    The Keysight 5385A frequency counter utilizes interpolar-enhanced reciprocal counting to provide outstanding performance at a low cost.

  • 5386A Frequency Counter, 3 GHz [Obsolete] 5386A Frequency Counter, 3 GHz [Obsolete] 

    5386A Frequency Counter, 3 GHz [Obsolete]

    The Keysight 5386A frequency counter offers prescaled measurements to 3 GHz based on gallium arsenide (GaAs) technology.

  • E1725C Time Interval Analyzer [Obsolete] E1725C Time Interval Analyzer [Obsolete] 

    E1725C Time Interval Analyzer [Obsolete]

    The Keysight E1725C combines a fast measurement sampling rate with a large 512K memory and advanced analysis capabilities.

  • E1740A Time Interval Analyzer Module [Obsolete] E1740A Time Interval Analyzer Module [Obsolete] 

    E1740A Time Interval Analyzer Module [Obsolete]

    The Keysight E1740A module provides a 2-slot VXI card solution for high-performance measurement.

  • E1741A Time Interval Analyzer Software [Obsolete] E1741A Time Interval Analyzer Software [Obsolete] 

    E1741A Time Interval Analyzer Software [Obsolete]

    The Keysight E1741A software extends the power of the E1740A or E1725C time interval analyzer.

  • E1742A Tributary Jitter Analysis Software [Obsolete] E1742A Tributary Jitter Analysis Software [Obsolete] 

    E1742A Tributary Jitter Analysis Software [Obsolete]

    The Keysight E1742A is a powerful tool for network equipment designers who are integrating new SONET/SDH technologies with their existing telecommunications equipment.

  • E1743A Clock Jitter Analysis Software [Obsolete] E1743A Clock Jitter Analysis Software [Obsolete] 

    E1743A Clock Jitter Analysis Software [Obsolete]

    The Keysight E1743A is a tool for digital designers to understand and reduce jitter.

  • E1744A Token Ring Jitter Analysis Software [Obsolete] E1744A Token Ring Jitter Analysis Software [Obsolete] 

    E1744A Token Ring Jitter Analysis Software [Obsolete]

    The Keysight E1744A provides both general purpose jitter measurements and interoperability testing as defined by the IEEE 802.5 standard.

  • E1747A Timing Pattern Analysis Software [Obsolete] E1747A Timing Pattern Analysis Software [Obsolete] 

    E1747A Timing Pattern Analysis Software [Obsolete]

    The Keysight E1747A, when used with E1741A time interval analysis software, helps you focus your development.

  • E1748A Network Synchronization Measurement Software [Obsolete] E1748A Network Synchronization Measurement Software [Obsolete] 

    E1748A Network Synchronization Measurement Software [Obsolete]

    The Keysight E1748A software integrates the measurement functions of the E1740A or 1725C time interval analyzers.

  • Modulation Domain Analyzers Modulation Domain Analyzers 

    Modulation Domain Analyzers

    An MDA provides views of frequency, period, time interval & phase versus time.