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A simple procedure for investigating the voltage/current characteristics of a diode which will ensure sensible results are obtained.
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The voltage-current (VI) characteristic of an electrical component is a curve which illustrates the relationship between these two quantities. This experiment is normally completed for a set of three .. more
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Guidance on how to use a DMM, where to plug in test leads, what the various functions do, and how to select the appropriate scale.
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Essential health and safety advice for practical work using mains, low voltage (ac and dc), and static electricity.
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Brief but essential guidance on what to look for when buying a digital miutimeter (DMM)
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This guide was updated and renamed in June 2018. It is a short guide often used to accompany CLEAPSS training on portable appliance testing (PAT). Describes the rules for electrical testing and the pr.. more
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Guidance on general laboratory equipment including low voltage supplies, magnifiers, meters, micrometer screw gauges, microscopes, pumps, thermometers, timers, tubing and volume measurement.
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Originally in Section 6 of the CLEAPSS Handbook, this brief document describes the major hazards associated with mains electricity, and how to avoid them.
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Guidance on buying low-voltage power supplies for use by students up to GCSE and at A Level.
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An interesting investigation which involves using an electric lamp to heat water. By measuring the temperature rise over time, and the voltage and current input to the lamp, the overall efficiency of .. more
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