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This Motorola amplifier circuit is of excellent Hi-Fi quality. This amplifier circuit can produce a maximum power of 80 Watts RMS into an 8 Ohm speaker load. Basically, the amplifier is enhanced wi...[Details]
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The typical circuit of the switching power supply made of UC3842 is shown in Figure 1. Overload and short circuit protection is generally achieved by connecting a resistor (R4) in series with the s...[Details]
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4 Improvement of measurement method
4.1 Improvement ideas
Comparing the definition of coplanarity and the measurement method of the coplanarity value of device pins during PCBA mounting and weldi...[Details]
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Although an oscilloscope probe may seem simple, it is actually very particular. The following is some experience I found online about oscilloscope probes for your reference. The first is the ba...[Details]
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As the epidemic recurs, the world is facing a "chip shortage", and the development of the semiconductor industry has attracted attention. At the fourth China International Import Expo being held in S...[Details]
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My job is to lead the trial production of new products. In actual work, trial production often fails due to the design "negligence" of RD personnel. This negligence should be put in quotation marks be...[Details]
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Program source code #include "ioCC2530.h" #define LED1 P1_0 // P1_0 is defined as P1_0 #define LED2 P1_1 // P1_0 is defined as P1_1 /************************************************************** F...[Details]
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The traditional installation inspection of hull section structure parts is done manually. Due to the large number and small size of some hull section structure parts, the inspection efficiency is l...[Details]
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At present, there are three main methods for LED to achieve white light: 1. Synthesize white light through the LED red, green and blue three-primary color multi-chip set and light emission. A...[Details]
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I. Overview The STM32 TIM timer is divided into three categories: basic timer, general timer and advanced timer. From the classification, we can see that the STM32 timer function is very powerful, bu...[Details]
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On October 9, The Wall Street Journal published an exclusive interview with Qualcomm's new CEO Cristiano Amon, discussing Qualcomm's overall development strategy over the past six months. In the in...[Details]
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According to businesskorea, South Korean telecom operator KT will apply blockchain technology to IoT security and regional currency projects. In addition, the company will also enter the blockchain s...[Details]
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On Tuesday, Apple released the latest 3C39 firmware update for AirPods Max, but the official did not publish the update log, so it is not clear what specific improvements have been made. After...[Details]
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The LCD12864 LCD model is ST7920, which is a font LCD and also has a graphic display area. Please refer to the manual for specific operations. Here I will just briefly explain its use. This tutorial...[Details]
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Since cars consume large amounts of electricity, only battery technologies with high power density are desirable, and since cars need to be used every day, the batteries must be rechargeable. Howev...[Details]