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4. Design of a small preamplifier for electret microphone
0 Introduction
With the rapid development of my country's communications industry, the demand for electret microphones is increas...[Details]
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This article will introduce an inverter power supply circuit design scheme based on ARM control and its application. System overall plan Overall design diagram As shown in Figure 1, the inv...[Details]
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In today's ever-changing world, Ecovacs Home Co., Ltd. is once again at the forefront of industry innovation. Recently, the company's independently developed "Ecovacs Robot Large Model" successfull...[Details]
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Apple has suffered repeated setbacks in its efforts to develop baseband chips on its own, and has now decided to acquire Intel's baseband chip business. The industry expects that its eight-year coope...[Details]
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introduction As the focus of the development of production process automation, fieldbus has played a huge role in promoting automation technology and is a symbol of modern industry. As a communic...[Details]
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In the project settings, under "Debug", select Hardware Simulation on the right, click the drop-down box to select "J-LINK/J-TRACE", and then click "Setting" In the pop-up window, under "Debug", se...[Details]
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What are the maintenance steps for high and low voltage motors?
1. Winding
According to the voltage level, high-voltage motors need to use various specifications of silk-wrapped flat wire...[Details]
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Continuing its leadership in high-definition (HD) video surveillance solutions, Altera Corporation (NASDAQ: ALTR) announced the world’s first FPGA-based full HD 1080p/30 frames per second (30fps) 30fp...[Details]
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Operational amplifier OPA549 current source amplifier circuit.
OPA549 is a high voltage and high current power operational amplifier newly launched by BB. It can provide excellent low-level signa...[Details]
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0Introduction
With the rapid development of electronic technology and its application in the military field, the firepower confrontation between air strikes and anti-air strikes is alw...[Details]
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Recently, Nanjing Kuanneng Semiconductor Co., Ltd. (hereinafter referred to as "Kuanneng Semiconductor") announced the completion of an angel round of financing of over 200 million yuan, led by Heli ...[Details]
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Sina Digital News reported on January 26 that today Lenovo held an online launch conference for Motorola mobile phones and officially released the Motorola edge S, with a starting price of 1,99...[Details]
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In the i2c driver framework of s3c2440, there are two parts, one is i2c-adapter initialization, the other is i2c-driver initialization. For the eeprom that comes with s3c2440, read the code to see wh...[Details]
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Introduction to speaker units and crossover technology
Although different speakers may differ in the design of internal sound-absorbing cotton, bass reflex tube, reinforcement plate/reinforced baff...[Details]
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Many people may have been paying attention to
the
high-performance
chips
in the automotive industry
. The next step is to move towards the central chip for cabin-driver integration, ...[Details]