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Method of designing beautiful sound tube preamplifier based on 6n2
Assembling a tube preamplifier is the first choice for those who want to DIY tube amplifiers.
1. Key points of tub...[Details]
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Advanced displays are becoming an important feature of today's consumer electronics products. These new displays often play a role in enhancing the user's overall product impression, which ultimately ...[Details]
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1. Program entry
Where do we find the entry? First, open the makefile file in the top-level directory. In this file, each development board supported by uboot has a configuration option. For e...[Details]
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What happens when oil runs out? Have you ever thought about this question? You should know that when you read this article, the number of cars in the world is approaching the 1 billion mark. Such a...[Details]
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The 24th China Guzhen International Lighting Fair (Autumn) will be held at the Guzhen Convention and Exhibition Center in Guzhen, Zhongshan, Guangdong from October 22 to 26, 2019. The exhibition is m...[Details]
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The STM8S timer TIM4 consists of an 8-bit auto-reloadable up-counter with a programmable prescaler. The clock source of TIM4 is the system master clock f MASTER . Since f MASTER comes from HSE, HSI...[Details]
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Introduction
The home ECG and blood pressure monitoring system consists of a collection and recording device and a host electronic medical record management system. Therefore, the problem of ...[Details]
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Power supply test digital oscilloscope switching power supply Power supplies come in a wide variety of types and sizes, from traditional analog power supplies to highly efficient switching power ...[Details]
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Many of today's Bluetooth headsets support waterproof functions. Generally speaking, the most common waterproof levels are IPX4 and IPX5. If you use headphones outdoors frequently, it is necess...[Details]
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MKD error:
linking...
LCD.axf: Error: L6218E: Undefined symbol EnZK (referred from ht128x64.o).
LCD.axf: Error: L6218E: Undefined symbol GetFlashCnBuf (referred from ht128x64.o).
Analysis: Und...[Details]
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Recently, many places have continued to open up the scope of autonomous driving road testing. Six cities have opened manned testing permits, including Beijing, Shanghai, Guangzhou, Changsha, Wuhan, a...[Details]
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Speech recognition technology is mostly used in robot systems to design voice commands for specific environments. Only a few dozen words or phrases of command lines need to be recognized, and the w...[Details]
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Transphorm, a company that designs and manufactures JEDEC- and AEC-Q101-compliant GaN FETs, has announced the release of its second evaluation board using Microchip’s DSP technology.
The...[Details]
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Digital voltmeters have been designed and developed in many types and styles. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. To compl...[Details]
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On November 4, according to CCTV News, at the 2024 World Internet of Things Conference held yesterday (November 3), the world's first "White Paper on the World's Intelligently Connected Digital Eco...[Details]
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