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Tick tock! Viewers see the inside of an alarm clock radio and how it works as they watch the narrator of the video break apart an alarm clock radio. The presenter explains how the power unit, the housing unit, the clock, and the radio were made and how they work.
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Concepts
Instructional Ideas
- See if pupils can bring in any old alarm clock radios they may have to break apart in class
- Have the class create a poster representing components of the alarm clock radio
Classroom Considerations
- Learners should have familiarity with AC/DC power, voltage, diodes, transformers, etc.
Pros
- Thorough explanations answer many questions before the arise
- Good picture quality, allowing viewers to see intricate circuitry
Cons
- None