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General| Brand | Simpson Electric |
|---|---|
| Model | 303 |
| Category | Multimeter |
| Language | English |
Provides an overview of the instrument, its features, power requirements, and accuracy.
Details ranges and characteristics for DC Voltage, Ohms, AC Voltage, and AF Voltage measurements.
Explains how DC and AC voltages are measured using internal vacuum tubes.
Advises caution during high voltage measurements to prevent shock.
Details the function of the Circuit Selector Switch and its positions.
Step-by-step guide for measuring DC voltages, including polarity and reading interpretation.
Procedure for using the zero center scale for DC voltage measurements and its applications.
Step-by-step guide for measuring AC voltages and interpreting readings on different scales.
Step-by-step guide for measuring DC resistance using the instrument.
Detailed steps for recalibrating the instrument if necessary.
A list of internal components with reference symbols, descriptions, and Simpson part numbers.
Steps for connecting and using the high frequency probe for measurements.
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