Capacitive discharge welder - All About Circuits
Aug 2, 2016 · Hello All, I am trying to build a simple capacitive builder. Part of the circuit is shown as below The gate drive gets signal from a microcontroller. The pulse time can be varied …
Capacitive touch trigger as an isolated system - All About Circuits
Jun 2, 2019 · I need a way to trigger a capacitive touch screen device (like a tablet) using an isolated system without touching it. For example a kid places a small gadget on a tablet screen …
What is the capacitive load? - All About Circuits
Mar 4, 2024 · What is the capacitive load and how can capacitive load be simulated? I want to monitor the current and voltages in the simulation by powering a capacitive load from the …
How does the Colpitts oscillator works? | All About Circuits
Apr 24, 2025 · Hello everyone! I'm trying to understand how the Colpitts oscillator works. Could someone explain the roles of the capacitors labeled C and C3 in the circuit? What are they …
Best Way to Activate a Touch Switch Without Touching It
Apr 17, 2024 · Hello there, I'd like to activate a touch switch electronically. It's a capacitive type switch. There can be no wires connected to the capacitive switch, it must come from …
Capacitive touch buttons not seeing touch - All About Circuits
Oct 13, 2018 · This can be do to a lot of factors: your fingers are dirty/wet/in scars. The capacitance of the object to touch with (fingers) is not high enough. As far as I guess, these …
What constitutes a "capacitive" load? | All About Circuits
Nov 3, 2020 · In a reactive load, the inductive reactance and the capacitive reactance have the opposite sign. So if the inductive reactance is 10 Ω, and the capacitive reactance is 12 Ω. then …
Resonance frequency - All About Circuits
Oct 28, 2022 · To correct one thing in your original post, you said when the inductive reactance and the capacitive reactance are equal. They can't be equal because inductive reactance is …
Xc vs. Xl reactance - All About Circuits
Nov 5, 2009 · The Inductive reactance and the capacitive reactance were summed, and if I recollect, we used the Pythagorean theorem to calculate the total impedance. -- I might be …
Inductive, Capacitive, and Resistive Circuits - All About Circuits
Sep 16, 2019 · Resonance when inductive reactance = capacitive reactance. leaving resistance the only form of impedance. See effect of series and parallel tuned circuit. Max.