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This guide provides instructions for making a laser modulator and receiver to demonstrate the wireless transmission of information, for example transmission of sound over a fibre-optic link.
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Extracted, and refreshed from the Handbook, section 12. Includes very useful guidance on setting up and using oscilloscopes.
words matched: Amplitude, Modulation

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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.
words matched: Amplitude, Modulation

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Brief, straightforward guidance on controlling and using a signal generator.
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Members only resource Click to view on YouTube
Using the CLEAPSS Laser modulation and receiver
words matched: Modulation

Free resource Click to view on YouTube
The video demonstrates how to set up and use a Rubens tube to demonstrate the pressure variations in a standing wave. The Rubens tube was constructed in house, the instructions for which are also avai.. more
words matched: Amplitude

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Detailed instructions, including risk assessment, for safely demonstrating the Rubens' tube and using it to measure wavelength.
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This edition includes notes on a serious accident with plaster of Paris, disposing of electrical equipment and using smoking machines in science.
words matched: Modulation

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Explains laser classification and hazards. Describes the  lasers that are permitted in school science and the range of relevant practical work. Also desribes common devices which use lasers and how th.. more
words matched: Modulation

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Updated from section 14 of the CLEAPSS Handbook, this guide suggests equipment and devices which can be used in breathing investigations. It includes a quite detailed appendix on using a traditional s.. more
words matched: Amplitude

Showing results 1 to 10 of 12
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