[size=4] The frequency characteristics of a network include amplitude-frequency characteristics and phase-frequency characteristics. When designing a system, the frequency characteristics of each netw...
[size=4] Bluetooth BLE has a better signal-to-noise ratio than traditional Bluetooth, and a longer transmission distance, usually up to 50 meters, while the traditional one is only 6 to 8 meters. Blue...
[i=s] This post was last edited by shaorc on 2019-3-21 09:56 [/i] [Ask if you don't understand] [color=#333333][font="][size=14px] [1] The differential circuit is shown in the figure below. They are b...
This is the second article. The first one is [url=https://en.eeworld.com/bbs/forum.php?mod=viewthread&tid=918269&extra=]Toshiba Photoelectric Relay TLP3547 Unboxing Photos and Tests[/url] My mobile ph...
There are many performance indicators of power amplifiers, including output power, frequency response, distortion, signal-to-noise ratio, output impedance, damping coefficient, etc., among which outpu...
The figure below is the circuit diagram of a common base amplifier circuit. This type of circuit inputs signals from the emitter and outputs signals from the collector. However, the direction of the b...
Abstract: NXP microcontrollers are ideal for embedded applications that require high performance and low power consumption. The LPC3000 series ARM9 microcontrollers have an on-chip vector floating-poi...[Details]
According to Reuters, the U.S. Department of Justice and other federal agencies asked the Federal Communications Commission (FCC) to revoke the authorization of China Telecom's U.S. subsidiary to pro...[Details]
Project: A power supply in a laboratory broke down. After disassembling it, it was found that the full bridge controlled by UC3875 needed to be repaired. Phenomenon: Preliminary inspection shows ...[Details]
Instructions involving operands Rn: Working register, one of R0~R7. (located in RAM space) #data: 8-bit immediate value. When actually used, data is one of 00H~FFH. direct: 8-bit direct address...[Details]
Homemade multimeter boost circuit solution (I) Digital Multimeter Battery Boost Circuit Principle: The circuit is shown in Figure 1. When the power switch K is closed, BG1 is connected to the negativ...[Details]
China Energy Storage Network News:
Building a new power system for 30·60 years - Thoughts on China Power 4.0
Jiang Bing
(Three Gorges Technology Co., Ltd.)
This article was...[Details]
MAX44004 is a low-power ALS sensor with a current consumption of only 5µAMaxim Integrated Products (NASDAQ: MXIM) has launched four new digital light sensors with multiple built-in sensors and ...[Details]
For full-color LED display screens, LED lamp beads are the most critical components, and the quality of LED lamp beads plays a very important role in determining the quality of LED display screens....[Details]
Last night, AnTuTu released the latest Android phone performance list for November, and Snapdragon 888/888 Plus still topped the list. Ranked first is Black Shark 4S Pro, equipped with Snapdr...[Details]
Oscilloscopes are an indispensable measurement tool for engineers, but they will definitely encounter problems of one kind or another when using them. This article sorts out six common problems of os...[Details]
Abstract: This article introduces the characteristics and working methods of MAX146/147 produced by MAXIM Company, and analyzes the specific steps of its serial port operation. The interface des...[Details]
Abstract: Color PDP display system is the current development trend of large wall-mounted TV, HDTV and large-scale multimedia display technology. Based on the characteristics of PDP display scre...[Details]
On May 31, the Hong Kong Polytechnic University (PolyU) announced that it had recently achieved a scientific breakthrough with scientists from South Korea’s Yonsei University. The light sensor they d...[Details]
On June 5, MediaTek announced on June 4 at the 2024 Taipei International Computer Show that it would join the Arm Total Design ecosystem project.
Arm's comprehensive design is based on the Arm...[Details]