Do I need a resistor or no?
124910
Is a current-limiting resistor required for LEDs if the forward voltage and supply voltage are equal?
6117
How to calculate the resistance of a complicated circuit?
61042
Why is base resistor of a transistor important?
100683
What is the purpose of a pull-up resistor in a microcontroller?
113869
What should the minimum voltage rating of replacement power resistors be?
51667
When does the placement of a resistor matter?
8120
What exactly is resistance and Ohm?
85467
What's the function of the three input resistors in the below circuit?
80746
Total resistance with resistors bridging two branches
134679
How do I calculate the power rating for zero-ohm resistors?
132473
Identifying a resistor with a weird band combination
1069
Correct formula for LED current-limiting resistor?
129915
Multiple resistors in series instead of using a single resistor has any advantage: heat produced by the resistors of diffent watts are different?
71687
Please help with resistor color code?
19937
Question about mosfet gate resistor
2819
Why exactly can't a single resistor be used for many parallel LEDs?
32052
how to reduce DC voltage using resistors?