If a hamster cage is equipped with a treadmill, you can use this circuit to not only measure the hamster’s top speed but also to record the total distance the little bugger has traveled between the beginning and end of a measurement.
Of course, the duration of the workout is also recorded, allowing the calculation of the hamster’s average velocity. The treadmill diameter can be adjusted, and up to 15 measurements can be stored.
Power supply: 8-12 VDC, 150 mA.
The kit contains all resistors, capacitors, semiconductors. Also included:
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