Measuring Instruments

4934A

HP 4934A User Manual

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HP

4934A

Transmission

impairment

Measuring

Set

and

Accessories

Supplied

Table of Contents

Table of Contents5
Getting Started11
- Introduction11
- Switch-On11
- Front Panel Features12
- Demonstrating the HP 4934A15
  - Demonstration 216
- Error Codes17
Making Measurements19
- Preliminary Setup19
  - Connecting the HP 4934A to the Test Circuit19
- Dial and Hold20
  - Dialing Using the HP 4934A and a Bott-In21
  - Receiving an Incoming Call and Holding the Line22
- Level and Frequency23
  - Principles23
  - Instrument Operation25
- Message Circuit Noise28
- Noise with Tone (Notched Noise)31
- Signal to Noise33
  - Principles33
  - How It Is Measured33
- Instrument Operation34
Impulse Noise35
- Principles35
- Instrument Operation36
P/AR (Peak to Average Ratio)39
- Principles39
- How It Is Measured40
- Instrument Operation40
Noise to Ground41
- Principles41
- How It Is Measured41
- Instrument Operation42
General Information43
Introduction43
About this Version43
Specification44
Safety Information44
- General44
- Safety Symbols45
Statement of Compliance47
Electromagnetic Compatibility (EMC) Information47
Instruments Covered by Manual49
Options Available50
Accessories Supplied51
Accessories Available51
Specifications52
Installation59
- Introduction59
- Initial Inspection59
- Preparation for Use60
- Battery (Option 001 or Retrofit)61
  - Battery61
- Mating Connectors (Front Panel)62
- Operating Environment62
- Cleaning62
- Noise Declaration63
- Storage and Shipment63
  - Environment63
  - Packaging63
Performance Tests65
- Introduction65
- Calibration Cycle65
- Recommended Test Equipment66
- Operational Verification67
- Receiver Frequency68
- Receiver Level69
- Weighting Filters70
- Impulse Noise Count73
- Hold Circuit75
- Dynamic Hold Circuit77
- Transmitter Frequency Accuracy83
- Transmitter Level Range84
- Transmitter Level Accuracy85
- Transmitter Flatness at +10 Dbm86
- Transmitter Flatness at -40 Dbm88
- Receiver Frequency Range/Accuracy94
- Receiver Level Accuracy96
- Message Circuit Noise Accuracy98
- Notch Filter Rejection100
- Signal to Noise Ratio Accuracy101
- Impulse Noise Threshold Accuracy103
- Noise to Ground Accuracy105
- Peak to Average Ratio (P/AR) Accuracy107
Software Downloading113
- Introduction113
- Quick Download Procedure114
- About the DOWNLOAD Program115
Remote Control117
- Introduction117
- The Serial Port 7~2118
- Setting up for Remote Control120
- Connecting the TIMS to a Controller120
- Control Commands121
- Query Commands124
- Results Display (DISP?) Format124
- Range Error Messages125
A Service Accessory 1 (Sal)127
- 20 Db Amplifier/4 Khz Filter127
- Performance Test127
B Service Accessory 2 (SA2)133
- Power Splitter/Adder133
- Performance Test133

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HP 4934A Specifications

General

Brand	HP
Model	4934A
Category	Measuring Instruments
Language	English

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