Useful tips for everyday
Is AC voltage peak-to-peak? In most AC voltages, the peak-to-peak voltage is double the peak voltage. For example, when we say that the voltage at…
What does the emitter do in a transistor? The NPN transistor is designed to pass electrons from the emitter to the collector (so conventional current…
What are the conventions of polarities of voltages and currents? The sign convention for passive components is a widely understood way to assign polarity to…
What happens to battery capacity in series? How to wire batteries in series: Connecting batteries in series adds the voltage of the two batteries, but…
How do you find the Vout of an op-amp? Vout = Vin+ – IR2 = 0 – (Vin/R1)R2. Therefore Vout = -Vin(R2/R1). Note: The negative…
What is the L293D H-Bridge and what does it do? The L293D is a dual-channel H-Bridge motor driver capable of driving a pair of DC…
What does a full bridge rectifier do? A Bridge rectifier is an Alternating Current (AC) to Direct Current (DC) converter that rectifies mains AC input…
Can a 555 timer be used in a special circuit? Using The “555” Timer IC In ‘Special’ Or Unusual Circuits. The ‘555’ timer is a…
Why do we need ULN2003 in driving relay? Why do we need a ULN2803 in driving a relay? Explanation: We need a ULN2803 for driving…
Does DaVinci Resolve use more GPU or CPU? Processor (CPU) While DaVinci Resolve heavily relies on the performance of your GPU (especially when using OpenFX…