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 between 10 - …
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 and the …
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 displays check the …
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 battery, but I am …
Buffer design for driving capacitive loads. | All About Circuits
Apr 12, 2022 · Hello, How to calculate the number of (CMOS inverter) buffer stages to drive capacitive load? In my case, I am driving a 1nF capacitive load with CMOS (inverter) buffer with the digital …
Capacitive Voltage Divider - Downsides? - All About Circuits
Oct 17, 2009 · Capacitive voltage dividers are really only usable for AC circuits. Capacitors block DC, and pass the effects of AC. However, attempting to use capacitors in the place of transformers to …
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 wrong about this …
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 used for? …
Resistive vs Capacitive vs Other? - All About Circuits
Jan 6, 2016 · This is my first post, so please bare with me. I do not have much knowledge of how electronics work, but I have been reading multiple posts on this forum regarding moisture sensing, …
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 the load is …