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Kevin White

Los Gatos, CA

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41
What set the speed in a cassette tape recorder?
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30
Do power plants supply their own electricity?
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28
Power supply - purpose of the capacitor on the side of the transformer before full bridge rectifier
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27
Why did this device go bang?
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26
Why is it dangerous use a coiled extension cord
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22
Why are the transformer windings in series with line and load in this circuit?
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22
Identifying Source of Periodic Artifact at Op-Amp Output
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22
Help understanding this LED lighting transistor circuit
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20
Why is there a diode on the RX pin of the Adafruit Ultimate GPS board?
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16
How do professional designs compensate for offset voltage in opamps?
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16
Struggling to understand zero cross detecting circuit
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15
Rail-to-rail op-amp only reaches 90% of VCC, works sometimes, not everytime
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14
Lead Acid AGM battery testing - Why am I testing it this way?
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13
What is the purpose of the IR-diode Cover on Remote Controls?
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12
Why does 10k ohm pull down resistor not work for pushbutton with NOT logic gate?
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11
What is the polarity of this barrel plug with a double circle?
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11
Why the extra transistors in this current mirror?
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10
Discrete negative voltage regulator oscillating under load
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10
Why can't this circuit amplify the oscillator signal?
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10
Why is the 8061 microcontroller described as having 256 bytes of internal memory?
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10
What information exactly does an instruction cache store?
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10
What is the purpose of this NMOS transistor on an I/O pin?
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10
Why do cell phones sometimes interfere with amplifiers
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9
What does it mean when components in schematics do not connect?
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9
Multimeter measurement
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9
What purpose are the transistors serving in this CRT oscilloscope circuit?
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9
Three legged NOT gate? What is this symbol?
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9
Why aren't FPGAs ubiquitous?
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9
Smoking Transistor in Low-Side Switch. What Am I Doing Wrong?
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9
What is the correct way to measure voltage with an optocoupler?
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