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General| Type | Analog Oscilloscope |
|---|---|
| Bandwidth | 20 MHz |
| Channels | 2 |
| Trigger Modes | Auto, Normal, Single |
| Trigger Sources | CH1, CH2, Line, Ext |
| Display | CRT |
| Input Impedance | 1 MΩ |
| Power Supply | 100-240 V AC |
| Sampling Rate | N/A (Analog Oscilloscope) |
Covers first-time operation, safety, tilt handle use, and basic controls.
Explains amplitude and time measurements, probe use, and operating modes.
Details timebase setup, triggering modes, and signal synchronization for stable display.
Using sweep delay and X-Y modes for detailed signal analysis and phase comparison.
Instructions for using the component tester and interpreting test patterns for diagnostics.
Detailed explanation of each front panel element and its function for oscilloscope operation.
Verifying CRT display quality, amplifier symmetry, and drift for accurate measurements.
Testing timebase accuracy, linearity, and triggering stability with various signals.
Checking signal outputs, Z-modulation, and overall instrument performance.
Guidelines for safe case removal, high-voltage precautions, and component handling.
Procedures for diagnosing faults, replacing parts, and power transformer replacement.
Instructions for recalibrating and adjusting various oscilloscope functions by qualified personnel.
Lists and identifies electrical components used in the HM204-2 oscilloscope circuitry.
Visual guides showing component placement on various circuit boards for repair and reference.
Detailed instructions for adjusting various oscilloscope parameters for optimal performance.
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