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General| Brand | Hameg |
|---|---|
| Model | HM 303-4 |
| Category | Test Equipment |
| Language | English |
Details vertical deflection characteristics and settings for the oscilloscope.
Details horizontal deflection characteristics and settings for the oscilloscope.
Describes the built-in component tester functionality and parameters.
Provides overall technical specifications and physical details of the oscilloscope.
Schematics for Y-Preamplifier Channels I and II.
Schematics for Y-Intermediate and Trigger Amplifiers.
Schematics for XY, YF Amplifiers and OS Circuit.
Schematics for Time Base and Sweep Generator circuits.
Schematic diagram for the CRT Board.
Schematic diagram for the Power Supply (PS-Board).
Schematics for Component Tester and Calibrator circuits.
Schematic diagram for the Front Control Board.
Adjusts CRT minimum intensity and Y-plate potentials.
Corrects astigmatism and focus for optimal display sharpness.
Calibrates squarewave amplitude and checks bandwidth.
Calibrates time base settings and sweep linearity.
Sets calibrator output and verifies trigger functions.
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