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 …

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 …

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 - …

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 …

Jul 20, 2022 · The capacitive value of the speaker is an important characteristic for the amplifier circuit of the speaker. “Piezoelectric means capacitive load” Most amplifier IC’s are developed for …

Dec 2, 2022 · I understand why capacitive reactance reduces inductive reactance mathematically, having a result of zero at resonant frequency. But how to physically explain the flow of electrons in a …

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 something completely …

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.

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 …

Oct 12, 2023 · FTC334F is a professional capacitive touch button processing chip. It adopts the latest high-precision digital capacitance measurement technology and can prevent various interferences, …