12V volts being reduced through a PN2222
102861
GPIO on base of transistor not scaling linearly
72633
Smoothing a Full-Wave rectifier voltage
57066
Why does the base-emitter voltage of a BJT decrease with temperature?
51977
Switching between 2 power supplies upon dropping below cutoff voltage efficiently
51
Is it normal for DC wall adapter power supplies to provide voltages above the nominal ones?
117682
SC2272-M4 Behaviour when using relay SRD-05VDC-SL-C 5V DC
39308
How to reduce the voltage dropped in a mosfet used as a switch?
17141
Voltage Follower Not Giving Expected Output
22194
9V battery and resistor are connected in series - the voltage across the resistor is < 9V. Why?
134426
How do I convert, lower, or raise voltage?
134656
Fuses - Are there any voltage conversion for the break-off
50924
How can I repair a buried 120v cable splice to make it meet code?
77631
Powering Arduino from a voltage divider
120242
Mains Voltage on Strip Board
38040
Basic voltage divider issue in my amateur circuit XBee
64282
How to interface a SPST switch with minimal current (1µA)?
69776
Why is the diode forward voltage constant?