External Keyboard

3-65

Using the External Keyboard

3-68

External Keyboard Installation

3-68

To Enter a Screen Title

3-68

To Enter Programming Commands

3-69

To Enter a Prefix

3-69

4.Making Basic Measurements Using Spectrum Analyzer Mode

What You’ll Learn in This Chapter . . . . . . .- . . .

4-2

Resolving Signals of Equal Amplitude Using the Resolution

 

Bandwidth

Function

4-3

Resolving Small Signals Hidden by Large Signals Using the

 

Resolution

Bandwidth

Function

4-6

Increasing the Frequency Readout Resolution Using the

 

Marker

Counter

4-9

Decreasing the Frequency Span Using the Marker Track

 

Function

4-11

Tracking Unstable Signals Using Marker Track and the

 

Maximum Hold and Minimum Hold Functions . . . .

4-13

Comparing

Signals

Using Delta Markers

4-18

Measuring Low-Level Signals Using Attenuation, Video

4-22

Bandwidth,

and

Video

Averaging

Identifying Distortion Products Using the RF Attenuator

 

and Traces

4-30

Distortion

from

the Analyzer

4-30

Third-Order

Intermodulation Distortion

4-34

Using the Analyzer

As a Receiver in Zero Frequency Span

4-37

5.Making Measurements Using Spectrum Analyzer Mode

What You’ll Learn in This Chapter

5-2

Measuring Amplitude Modulation with the Fast Fourier

 

Transform Function

5-3

Stimulus-Response

Measurements

5-12

What Are Stimulus-Response

Measurements?

5-12

Using a Spectrum Analyzer With a Tracking Generator

5-14

Stepping

through the

Measurement

5-15

Tracking

Generator Unleveled

Condition

5-22

Demodulating and Listening to an

AM or FM Signal . . .

5-23

Triggering

on a Selected Line of a Video Picture Field . .

5-26

Using the Gate Utility to Simplify Time-Gated

5-28

Measurements

(Option

107

only)

Contents-4

Page 15
Image 15
HP Cable Box 8591C manual Making Basic Measurements Using Spectrum Analyzer Mode