HP 8508A - Page 8

Contents
Making Measurements
Basic Measurements
Introduction
Getting Acquainted with the Vector Voltmeter
Measurements with probes
What you have achieved
Advanced Measurements
Measurements in a 50 ohm system
Typical Configurations
Probing measurements with external source
Transmission measurements in 50 ohms - Probe Inputs
Transmission measurements in 50 ohms - Direct Inputs
Reflection measurements in 50 ohms - Probe Inputs
Reflection measurements in 50 ohms - Direct Inputs
Pee Operation - The Hewlett-Packard Interface Bus
HP-1B Capability
Local and Remote Operation
Addressing
Power-on Default Conditions
Data Messages
Instrument Commands
Service Requests
Status Reporting
HP-IB Response Formats
HP-IB Command Set Summary.
Command Reference
SECTION 4 - PERFORMANCE TESTS
Introduction
SECTION 5 - ADJUSTMENTS
Introduction
Warm-up Time
Safety Considerations
Equipment Required
Post Repair Adjustments
Related Adjustments
Adjustable Components
Power Supply Adustments: + 12.0V, -12. ov and +5.0V
IF Assembly Adjustments
Set up the centre frequency of the Channel A and B Bandpass filters
To equalize the A and B Channel phase shift
Set up the amplitude path gain using an external 20kHz, 100mV reference source
Search and Lock Assembly Adjustments
Set the centre frequency of the 1.62MHz and 32.4MHz Oscillators
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