Agilent Technologies E7401A, E7402A, E7403A, E7404A, E7405A Whats in This Chapter

70 Chapter 2

Making Complex Measurements

What’s in This Chapter

What’s in This Chapter

This chapter provides informat io n fo r m aking complex measurements.

The procedures covered in this chapter are listed below.

•“Making Stimulus Response Measurements” on page 71.

•“Making a Reflection Calibr at io n M e as urement” on page 84.

•“Demodulating and Listening to an AM Signal” on page 88.

To find descriptions of specific analyzer functions refer to the Agilent

Technologies EMC Series Analyzers User ’s Gui d e.

Required Test Equipment

Test Equipment Specifications Recommended Model

Adapters

Type-N (m) to BNC (f) (2) 1250-0780

Cables

(3) BNC, 122-cm (48-in) 10503A

Miscellaneous

Bandpass Filter Center Frequency:

200MHz

Bandwidth: 10 MHz

Lowpass Filter Cutoff Frequency:

10MHz

Contents

Main Signal Analysis Measurement Guide Agilent Technologies EMC Series Analyzers Notice Safety Information Warrant y LIMITATION OF WARRANTY EXCLUSIVE REMEDIES Where to Find the Latest Informa tion Page Contents Page What is in This Chapter Test Equ ipm ent Comparing Signals Signal Comparison Example 1: Page Signal Comparison Example 2: Page Resolving Signals of Equal Amplitude Resolving Signals Example: Page Page Resolving Small Signals Hidden by Large Signals Resolving Signals Example: Page Page Making Better Frequency Measurements Better Frequency Measurement Example: Page Decreasing the Frequency Span Around the Signal Decreasing the Frequency Span Example: Page Page Tracking Drifting Signals Tracking Signal Drift Example 1: Page Page Tracking Signal Drift Example 2: Page Page Page Measuring Low Level Signals Measuring Low Level Signals Example 1: Page Measuring Low Level Signals Example 2: Measuring Low Level Signals Example 3: Page Measuring Low Level Signals Example 4: Page Page Identifying Distortion Products Distortion from the Analyzer Identifying Analyzer Generated Distortion Example: Page Page Third-Order Intermodulation Distortion Identifying TOI Distortion Example: Page Page Page Measuring Signal-to-Noise Signal-to-Noise Measurement Example: S/N 70 dB/Hz10 30 kHz()log+ 25.23 dB30 kHz()== Making Noise Measurements Noise Measurement Example 1: Page Page Page Page Noise Measurement Example 2: Noise Measurement Example 3: Page Page Demodulating AM Signals (Using the Analyzer As a Fixed Tuned Receiver) Demodulating an AM Signal Example 1: Page Page Page Page Page Demodulating FM Signals Demodulating a FM Signal Example: Page Page Page Page Whats in This Chapter Required Test Equipment Making Stimulus Response Measu rements What Are Stimulus Response Measurements? Using An Analyzer With A Tracking Generator Stepping Through a Transmission Measurement Page Page Page Page Tracking Generator Unleveled Condition Measuring Device Bandwidth Page Page Measuring Stop Band Attenuation Using Log Sweep Page Page Page Page Making a Reflection Calibration Measurement Example: Reflection Calibration Measuring the Return Loss Chapter 2 87 VSWR 110 Making Complex Measurements Making a Reflection Calibration Measurement -----------------------= Table 2-1 Power to VSWR Conversion + 110 Demodulating and Listening to an AM Signal Demodulating and Listening to an AM Signal Example 1: Demodulating and Listening to an AM Signal Example 2:

Agilent Technologies Whats in This Chapter

Models: E7401A E7402A E7403A E7404A E7405A

Required Test Equipment