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Sensors convert a physical quantity (e.g. temperature, pressure) into an electrical signal.
2
votes
1
answer
446
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PIR sensor circuit
I am designing a PIR sensor circuit to detect human movement. I am supposed to display movement using an oscilloscope (the response from this PIR sensor.) …
0
votes
1
answer
63
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Movement Sensor circuit
I have this PIR sensor circuit, can someone explain what each of the capacitors do in the circuit? …