Agilent E8357A Vector Network Analyzer

The Agilent E8357A is a high-performance Vector Network Analyzer (VNA) designed for precise RF and microwave measurements across a frequency range of 300 kHz to 6.5 GHz. As part of the PNA Series, it delivers fast, accurate, and reliable S-parameter measurements, making it ideal for component testing, circuit characterization, and network analysis in R&D, manufacturing, and production environments.

This two-port, four-receiver VNA offers exceptional dynamic range, low noise floor, and high measurement accuracy, making it an excellent tool for analyzing amplifiers, filters, antennas, and other RF components. It features a high-resolution touchscreen display, intuitive user interface, and powerful automation capabilities via LAN, GPIB, and USB connectivity.

Key Features & Benefits

✅ Broad Frequency Coverage

• Measures from 300 kHz to 6.5 GHz, suitable for RF, microwave, and high-frequency applications.

✅ High-Precision S-Parameter Measurements

• Supports S11, S12, S21, and S22 measurements for return loss, transmission gain, and impedance analysis.

✅ Exceptional Dynamic Range

• ≥ 123 dB dynamic range for accurate measurement of weak and strong signals.

✅ Fast and Efficient Performance

• High-speed measurement sweeps increase test efficiency in production environments.
• Fast calibration routines for improved accuracy and ease of use.

✅ Multiple Display Formats & Analysis Tools

• Supports Smith chart, polar plots, log magnitude, and phase analysis.
• Time-domain analysis for impedance mismatches and fault detection.

✅ Advanced Calibration & Error Correction

• Includes full two-port error correction and calibration kits to ensure accurate and repeatable results.

✅ Versatile Connectivity & Automation

• Interfaces include LAN, GPIB, and USB for seamless remote operation and data acquisition.
• Compatible with automated test systems (ATE) and software-controlled measurements.

✅ User-Friendly Interface

• High-resolution touchscreen display for easy navigation and measurement setup.
• Customizable test sequences for efficient workflow optimization.

Applications

✔ RF Component Testing – Characterize impedance, gain, and loss in RF circuits.
✔ Antenna & Filter Analysis – Measure transmission properties and optimize designs.
✔ PCB & Circuit Design Validation – Evaluate signal integrity and RF performance.
✔ Amplifier & Mixer Testing – Analyze gain, linearity, and distortion parameters.
✔ Quality Control & Manufacturing – Automate production testing and verification.

The Agilent E8357A Vector Network Analyzer is a powerful, precise, and high-speed solution for RF engineers, researchers, and manufacturers, providing industry-leading performance for S-parameter measurements, circuit characterization, and network analysis.

Specifications

General Specifications

• Model: Agilent E8357A
• Type: Vector Network Analyzer (VNA)
• Frequency Range: 300 kHz to 6.5 GHz
• Number of Ports: 2-port, 4-receiver architecture
• Measurement Parameters: S11, S12, S21, S22 (magnitude and phase analysis)
• Dynamic Range: ≥ 123 dB (typical, 10 Hz IF bandwidth)
• IF Bandwidth Range: 1 Hz to 40 kHz

Measurement Capabilities

• S-Parameter Analysis: Full 2-port error correction
• Return Loss & Transmission Gain Measurements
• Impedance & Admittance Analysis
• Time-Domain Analysis for Signal Integrity & Fault Detection
• Display Formats:
  • Smith Chart
  • Polar Plot
  • Log Magnitude
  • Phase Plot

Performance & Accuracy

• Dynamic Range: ≥ 123 dB (10 Hz IF bandwidth)
• Trace Noise: 0.006 dB rms (IF bandwidth: 3 kHz)
• Output Power Range: -85 dBm to +10 dBm
• Measurement Speed: < 9 microseconds per point
• Power Sweep Range: 40 dB (typical)

Connectivity & Interfaces

• Remote Interfaces: LAN, GPIB, USB for automation and remote control
• Display: High-resolution touchscreen interface
• Software Compatibility: Agilent VNA software, automation tools

Environmental & Physical Specifications

• Form Factor: Benchtop Instrument
• Weight: Approx. 14 kg (30.8 lbs)
• Power Requirements: 100-240V AC, 50/60 Hz
• Operating Temperature: 0°C to 50°C

Key Benefits

✅ 300 kHz – 6.5 GHz frequency range for RF and microwave applications
✅ High dynamic range (≥ 123 dB) for accurate measurements
✅ Multiple display formats (Smith Chart, Polar Plot, etc.)
✅ Fast sweep speed and high measurement accuracy
✅ Comprehensive connectivity: LAN, GPIB, USB for remote control
✅ User-friendly touchscreen interface with automated test options

The Agilent E8357A Vector Network Analyzer is a versatile, high-performance VNA, ideal for RF engineers, researchers, and manufacturers needing precise S-parameter measurements, impedance analysis, and circuit characterization.