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    <subfield code="a">Ekkens, Tom  </subfield>
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    <subfield code="a">Raspberry Pi Physics</subfield>
    <subfield code="b">: Measuring the Speed of Light (Journal Article)</subfield>
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    <subfield code="a">Washington  </subfield>
    <subfield code="b">: American Association of Physics Teachers ,</subfield>
    <subfield code="c">, January 2024</subfield>
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    <subfield code="a">22&#x2013;23p.</subfield>
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    <subfield code="a">The Physics Teacher </subfield>
    <subfield code="v">Volume 62, Number 1, January 2024</subfield>
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    <subfield code="a">***______{For Hard Copy, Please visit Library.}________***

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    <subfield code="a">Abstract: Ever since Galileo climbed a dark hill with a lamp, scientists have been experimenting with ways to measure the speed of light.1 Galileo&#x2019;s method of sending a signal out to a distant hill and getting a response back did not prove accurate at the time. However, since the invention of lasers and oscilloscopes, this experimental method works well and provides fairly accurate results.2 In this paper, recent advances in technology are used to bring the experimental cost down to $100 while increasing the accuracy of the results to better than 3%.</subfield>
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    <subfield code="a">Operational amplifier| Analog circuits| Oscilloscopes| Photodiodes| Signal generators| Fundamental constants| Lasers</subfield>
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    <subfield code="u">https://doi.org/10.1119/5.0124070</subfield>
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