Hello everyone, I don't quite understand this circuit. I can understand the +5V boost to +13V, but
(1) I don’t quite understand how the voltage is increased to +18V.
(2) How is this +18V calculated?
(...
Portable Environmental Status Detector
Author:jinglixixi
I. IntroductionThe portable environmental status detector is a work based on the ESP32-S2-Kaluga-1 development board. With the addition of exte...
LED luminous characters are advertising sign products that use LED lights as light sources. They are popular among advertisers for their diverse colors, uniform lighting effects, energy-saving and hig...
1. Why do operational amplifiers oscillate: an intuitive analysis of two common causesThe first case is related to capacitive loads (Figure a). The resistor is the open-loop output resistance of the o...
With the implementation of 5G communications, the development of the Internet of Things will receive more comprehensive support in the future. Taking the industrial Internet of Things as an example, 5...
An antenna array is an antenna system consisting of a group of transmitting elements. If these antenna elements are identical, such as in an omnidirectional array, and if they are spaced equidistantly...