Operational Amplifiers Lecture 3

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Operational AmplifiersLecture 3
DE1 AUE 2008 Bo Rohde Pedersen
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Photoconductive Cell (Photocell)
Photoresistor Is a resistor that changes the
ohmic value depending of the light
intensity LDR Light Depending Resistor Made
of Cadmium sulfide (CdS), Cadmium selenide
(CdSe). Typical range 100-10,000 Ohm
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Operational Amplifiers
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Operational Amplifiers
Figure 3.7
More Op amp models......
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Light Control
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Comparator
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Hysteresis
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Operational Amplifiers
Non-inverting amplifier
Inverting amplifier
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Other Amplifiers
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Voltage follower
Input/Output impedance
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Square Wav Generator
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Oscilloscope
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Oscilloscope Measurements