Tabor Electronics 8500 Manuals

Manuals and User Guides for Tabor Electronics 8500. We have 1 Tabor Electronics 8500 manual available for free PDF download: User Manual

Tabor Electronics 8500 User Manual (161 pages)

50 MHz Programmable Pulse Generator

Brand: Tabor Electronics | Category: Portable Generator | Size: 10 MB

Warranty
2
Repair and Calibration
2
Safety Precautions
4
Declaration of Conformity
5
Table of Contents
6
Section 1. General Information
12
Introduction
12
Description
12
Instrument and Manual Identification
13
Options
13
Specifications
13
Safety Consideration
19
Accessories Supplied
19
Section 2. Installation
20
Introduction
20
Unpacking and Initial Inspection
20
Performance Checks
20
Power Requirements
20
Grounding Requirements
21
Installation and Mounting
21
Bench Mounting
21
Rack Mounting
21
Portable Use
22
Short Term Storage
22
Long Term Storage or Repackaging for Shipment
22
Safety
23
Introduction
24
Front Panel Familiarization
24
Controls
24
Connectors
27
Display and Indicators
28
Rear Panel Familiarization
28
Connectors and Terminals
28
Power-Up Procedure
28
Software Reset
30
Display Messages
30
Error Indication
31
Audible Alarm
31
Error Messages
31
General Errors
31
Limit Errors
31
Front Panel Parameter Entry Limits
32
IEEE-488 Error Messages
33
Pulse Setup Errors
33
Using the Data Entry
33
Special Function Keys
33
Numerals and Delimiters
34
Using Front Panel Set-Ups
35
Store Set-Ups
35
Recall Set-Ups
36
Using the Recall Mode
36
Using the Modifier Control
37
Changing the Magnitude of the Incremental Step
37
Selecting the Auxiliary Amplitude Level
38
Programming Transition Times
38
Selecting the Fixed Duty Cycle Mode
40
Selecting an Output Mode
40
Disabling the Output
40
Triggering the Pulse Generator
41
Using the Counter/Timer
42
Pulse Errors Evaluation
42
Pulse Errors Interpretation
43
Special Shift Functions
47
Changing the GPIB Address
47
Introduction
48
Bus Description
48
IEEE-488 Bus Lines
50
Bus Management Lines
50
Handshake Lines
50
Data Lines
51
Interface Function Codes
52
Software Considerations
53
Hardware Considerations
53
Model 8500 Interface Function Codes
53
Typical Controlled System
54
Connections
54
Changing GPIB Address
55
Bus Commands
56
Uniline Commands
57
Universal Multiline Commands
57
Addressed Commands
59
Unaddress Commands
60
Device Dependent Commands
60
Device-Dependent Command Programming
61
Device Dependent Command Summary
62
Display/Program (CHA, CHB)
64
Display Parameter (VXXX)
64
Trigger Mode (M, T, TRG)
65
Output (O)
65
Output Mode (C, D)
65
Duty Cycle Mode (SM)
66
Edge Mode (W)
66
Auxiliary Level (TTL, ECL)
66
Set-Ups (STO, RCL)
66
Parameter Programming
66
SRQ Mode (Q) and Serial Poll Status Byte Format
67
SRQ Mask Legal Commands
68
Status Byte Interpretation
68
Reading from the Model 8500
69
Interrogate Parameter Commands (I)
70
Data String Format
71
Terminator (Z)
72
Prefix (X)
73
Front Panel Error Messages
73
Illegal Instruction (ILI) Error
73
Introduction
74
Line Voltage Selection
74
Fuse Replacement
75
Line Fuse Selection
75
Option 1 Installation Procedure
76
Universal Counter/Timer Field Installation (Option 2)
77
Option 2 Installation Procedure
77
Disassembly Instructions
77
Special Handling of Static Sensitive Devices
79
Cleaning
79
Repair and Replacement
80
Performance Checks
80
Environmental Conditions
80
Warm-Up Period
80
Recommended Test Equipment
80
Performance Checks Procedure
81
Period Accuracy Check
81
Pulse Width Accuracy Check
82
Delay Accuracy Check
82
Amplitude Accuracy Check
83
Transition Times Accuracy Check
83
Counter Accuracy and Trigger Sensitivity Chaecks
84
Trigger Modes Operation Check
85
Section 6. Theory of Operation
86
Introduction
86
Overall Functional Description
86
Power Supply Board
87
Board
88
Memory Mapping
89
Address Decoding
89
Model 8500 Memory Mapping
89
Reciprocal Counter/Timer
90
Keyboard/Display Interface
90
IEEE Interface
90
Board
91
Control Circuit
91
Current Generator
91
Current Controlled Oscillator & Clamping Circuit
91
Trigger/Counter Input Circuit
92
Gated/Burst Circuit
93
Pulse Width/Delay Board
93
Control Circuit
93
Pulse Width Circuit
93
Delay Circuit
94
Auxiliary Output Buffer
94
Rise/Fall Time Board
94
Control Circuit
94
Fast" Current Path
94
Slow" Current Path
95
Output Amplifier - Channel a
95
Control Circuit
95
Floating Power Supply
95
Offset Generator
95
Attenuator and High and Low Frequency Amplifiers
96
Output Amplifier - Channel B
96
Control Circuit
96
Pulse Shaper and Amplitude Control
96
Offset Generator
96
Attenuator and High and Low Frequency Amplifiers
97
Section 7. Adjustments
98
Introduction
98
Adjustments
98
Environmental Conditions
98
Warm-Up Period
98
Recommended Test Equipment
98
Adjustment Procedures
98
Adjustment Procedure
99
Trigger Input Sensitivity Adjustment
100
Trigger Input H.F Compensation Adjustment
100
Reference Oscillator Adjustment
101
Period Adjustment
101
First Period Adjustment
102
Pulse Width Adjustment
103
Delay Adjustment
103
Channel a - Amplitude Adjustment
104
Amplitude Adjustment - Fast Transition
104
Amplitude Adjustment - Linear Transition
104
Linear Transitions Adjustment
105
Channel a - Pulse Response Adjustment
105
Channel a - Output Offset Adjustment
106
System Delays Adjustment
106
Channel B - Amplitude Adjustment
107
Channel B - Pulse Response Adjustment
107
Channel B - Output Offset Adjustment
108
Section 8. Parts List
110
General
110
Ordering Information
110
Maintenance Kit
110
Parts Description
110
Model 8500 Parts List - Main Board Assembly
111
Model 8500 Parts List - Front Panel Assembly
111
Model 8500 Parts List - C.P.U Board Assembly
113
Model 8500 Parts List - V.C.O Board Assembly
115
Model 8500 Parts List - P.w/Delay Board Assembly
121
Model 8500 Parts List - Rise Time Board Assembly
126

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