HP 3400A Manuals

HP 3400A Manuals

Manuals and User Guides for HP 3400A. We have 3 HP 3400A manuals available for free PDF download: Operating And Service Manual

HP 3400A Operating And Service Manual

HP 3400A Operating And Service Manual (65 pages)

Rms Voltmeter

Brand: HP | Category: Measuring Instruments | Size: 2 MB

Table of Contents

Manual Changes
3
Table of Contents
6
Table of Contents
7
List of Illustrations
7
Specifications
8
Product View
8
Equipment Supplied
9
Accessory Equipment Available
9
Instrument and Manual Identification
9
Description and Purpose
9
Installation
10
Initial Inspection
10
Power Requirements
10
Repacking for Shipment
10
Controls and Indicators
11
Operating Insructions
12
Turn on Procedure
12
Applications
12
RMS Current/Rms AC-To-DC Converter
12
Block Diagram
13
Theory of Operation
14
Input Attenuator Assembly
14
Impedance Converter Assembly
14
Second Attenuator Assembly
15
Video Amplifier Assembly
15
Photochopper Assembly, Chopper Amplifier Assembly, Thermocouple Pair
15
Power Supply Assembly
16
Regulator Operation
16
Neon Lamp Drive Oscillator
16
Required Test Equipment
17
Maintenance
18
Performance Checks
18
Accuracy, Linearity and DC Output Check
18
Frequency Response Check
19
Input Impedance Check
19
Resistance Check
19
Capacitance Check
20
Crest Factor Check
20
Test Setup
20
- Adjustment and Calibration Procedures
  21
- Output Noise Check
  21
- Mechanical Meter Zero
  21
- Power Supply Checks
  22
- Low Frequency Calibration
  22
- 1/10 Scale Adjustment
  22
- 1 Volt Adjustment
  22
- Second Attenuator Adjustment
  23
- Input Attenuator Adjustment
  23
- High Frequency Calibration
  23
- Troubleshooting Procedures
  23
- Checking Thermocouples
  24
- Front Panel Symptoms Table
  24
Rms
24
Troubleshooting Tree
25
Input to Demodulator
26
Output of Demodulator
27
Base of (Feedback Loop Open)
27
- Neon Drive Voltage
  28
- Collector of Q602
  29
- Base of Q604
  29
- Base of Q601
  30
- Thermocouple Replacement
  31
- Checking Photochopper Assembly A5
  32
- Replacement of Neon Subassembly
  32
- Servicing Etched Circuit Boards
  33
- Factory Selected Components
  33
- Performance Check Test Card
  34
- Circuit Diagrams
  35
- General Schematic Notes
  36
Input Attenuator Al, Impedance
38
Converter A2, and Second Attenuator
38
A3 Schematic and Parts Location
38
Diagram
38
Parts Location Diagram
42

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HP 3400A Operating And Service Manual

HP 3400A Operating And Service Manual (64 pages)

RMS VOLTMETER

Brand: HP | Category: Measuring Instruments | Size: 9 MB

Table of Contents

Table of Contents
6
General Information
9
Introduction
9
Description and Purpose
9
Equipment Supplied
9
Accessory Equipment Available
9
Power Requirements
10
Combining Case
10
Adapter Frame
10
Repackaging for Shipment
10
Model 3400A Controls and Indicators
11
RMS Value of AC Signals with DC
12
RMS Current
12
Rms Ac-To-DC Converter
12
General Description
14
Detailed Description
14
Impedance Converter Assembly a
14
Second Attenuator Assembly a
15
Video Amplifier Assembly a
15
Photochopper Assembly A5. Chopper
15
Power Supply Assembly a
16
Regulator Operation
16
Neon Lamp Drive Oscillator
16
Performance Checks
17
Adjustment and Calibration
17
Introduction
18
Accuracy, Linearity and DC Output
18
Input Impedance Check
19
Frequency Response Check
19
Frequency Response Test Setup
19
Output Noise Check
21
Mechanical Meter Zero
21
Test Equipment
22
Power Supply Checks
22
Low Frequency Calibration
22
High Frequency Calibration
23
Checking Thermocouples TC401
24
Troubleshooting Tree
25
Troubleshooting Procedure
26
Input to Demodulator
26
Thermocouple Replacement
31
Checking Photochopper Assembly
32
Replacement of Neon Subassembly
32
Servicing Etched Circuit Boards
33
Factory Selected Components
33
Accuracy, Linearity, and DC O Ut
34
Frequency Response Check
34
Crest Factor Check
34
Output
34
Introduction
35
Circuit Diagram
35
Schematic Diagrams
35
Parts Location Diagram
35
Input Attenuator AI. Impedance
38
Converter A2, and Second Attenuator
38
A3 Schematic and Parts Location
38
Diagram
38
Power Supply A7. Schematic and Parts Location Diagram
44
Introduction
45
Ordering Information
45
N On- Listed Parts
45
Theory of Operation
58
Manual Backdating Changes
58
Appendix 4-3 C
60
Parts Location Diagram
60
Replaceable Parts
61
Replaceable Parts
62

HP 3400A Operating And Service Manual

HP 3400A Operating And Service Manual (81 pages)

RMS Voltmeter

Brand: HP | Category: Measuring Instruments | Size: 3 MB

Table of Contents

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