Overview

The HP-Agilent-Keysight E1420B Universal Counter VXI Module is a high-performance, C-size instrument engineered for precise frequency and time-interval measurements in automated test systems. It delivers the reliability of a universal counter combined with the flexibility of VXIbus architecture, allowing seamless integration into complex test environments.

Moreover, the E1420B provides multiple high-accuracy measurement functions—including frequency, period, time interval, totalize, and ratio—making it suitable for a wide range of industrial and research applications. In addition, SCPI programmability and full compatibility with Keysight’s 75000 Series C platforms ensure consistent performance in modern automated setups.

Technical Data

Typical Applications

• Aerospace and defense – Avionics testing requiring precise frequency and time-interval measurements.

• Telecommunications systems – Critical signal timing and frequency analysis.

• Power generation & industrial automation – Reliable monitoring and diagnostic timing counters.

• Research laboratories – Experiments demanding high-resolution frequency and interval measurement.

• Manufacturing & automated test systems – High-precision counters for QA and compliance verification.

FAQ

Q1: What makes the E1420B different from standard bench counters?
It offers VXIbus integration, SCPI programmability, and compact C-size packaging optimized for automated test systems.

Q2: How many channels does the E1420B support?
It provides two independent input channels with selectable 1 MΩ or 50 Ω impedance.

Q3: Can the module measure time intervals with high resolution?
Yes. It provides 2 ns typical resolution, ideal for precision timing applications.

Q4: Is the E1420B compatible with existing Keysight systems?
Absolutely. It integrates seamlessly with Keysight 75000 Series C platforms and VXIbus Rev. 1.4 systems.

Q5: Which industries typically use this counter module?
Aerospace, telecommunications, energy, manufacturing, and research organizations rely on it for precision measurement tasks.