CONTENTS
SECTION 1
SECTION 2
SECTION 3
SECTION 4
SECTION
5
SECTION 6
SECTION 7
GENERAL DESCRIPTION
1.1 THE MODEL 188 .
1-1
1.2 SPECIFICATIONS
M
1.2.1 Versatility 1-1
1.2.2 Frequency Precision 1-2
1.2.3 Amplitude Precision t-2
1.2.4 Waveform Characteristics
1-2
1.2.5 General 1-2
INSTALLATION
2.1 MECHANICAL INSTALLATION 2-1
2 2 ELECTRICAL INSTALLATION
2-1
2.2.1 Power
Connection
2-1
2.2.2 Signal Connections 2-1
2.3 ELECTRICAL ACCEPTANCE CHECK 2-1
2
4
CHANGING THE OUTPUT IMPEDANCE 2-1
OPERATION
3.1 CONTROLS AND CONNECTIONS 3-1
3.2
OPERATION 3-2
3.2.1 Signal
Termination
3-2
3.2.2 Manual Function Generator Operation 3-3
3.2.3 Voltage Controlled Function Generator Operation . . 3-3
3.2.4
Sweep
Generator
Operation
3-4
3.2.5 Waveforms 3-5
CIRCUIT DESCRIPTION
ALIGNMENT
5.1 FACTORY REPAIR
5-1
5.2 REQUIRED TEST EQUIPMENT 5-1
5.3 REMOVING GENERATOR COVERS
5-1
5.4 ALIGNMENT 5-1
TROUBLESHOOTING
6.1 FACTORY REPAIR
6-1
6.2
TROUBLESHOOTING
TABLES
6-1
6.3
TROUBLESHOOTING INDIVIDUAL COMPONENTS 6-1
6.4 GENERAL INSTRUCTIONS
6-2
PARTS AND SCHEMATICS
7.1 DRAWINGS 7-1
7.2 ORDERING PARTS 7-1
7.3 ADDENDA
7-1