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PCB中倒F型天线为什么其中一端接地，这样子不会短路吗？
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7
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171
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December 24, 2025
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Why do motor papers mostly use DSP control and not FPGA control? STM32 is also relatively rare.
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5
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107
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December 24, 2025
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Shenzhen Yangtai Mountain Hiking Journal: Sunset, Tyndall Effect, Shenzhen-Zhongshan Bridge Photos
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0
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48
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December 21, 2025
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Wutong Mountain Hike in Shenzhen, Sunset Photos
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0
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55
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December 16, 2025
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Same gain, voltage is 20lg, but power is 10lg! Why?
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0
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64
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December 12, 2025
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STM32F103C8T6 USB CDC Disconnecting After Wakeup from Stop Mode at 72MHz (HSE 8MHz) — Need Help
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3
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102
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December 7, 2025
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[Event] [Cash Red Packet Giveaway] Reply to claim directly—first 10 participants win! Grab your 50 RMB red packet now! 🎊
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6
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308
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December 7, 2025
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现在内存涨价到开发板都不配DDR和eMMC了，最近的内存涨价太离谱了
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0
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79
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December 5, 2025
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What's the Purpose of Designing the Circuit Board Like This?
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9
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243
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December 5, 2025
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欢迎来到 eeClub - 电子工程师社区！:wave:
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3
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107
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December 5, 2025
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全新USB摄像头免费送
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5
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184
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December 5, 2025
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How do I reply to a post? Newbie needs help.
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2
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69
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December 5, 2025
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优利德/拓利亚可调电源X08P3010开箱评测拆解
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4
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98
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December 5, 2025
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Guide to Principles and Parameter Calculations for Quasi-Resonant Flyback Switch-Mode Power Supplies, QR Flyback Transformer Parameter Calculation Formulas
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1
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134
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December 5, 2025
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What is the relationship between the resonant frequency and the cutoff frequency of an LC low-pass filter?
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4
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105
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November 30, 2025
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Simple Discrete Operational Amplifier Circuit Diagram
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3
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103
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November 26, 2025
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[Event] Get a free LCR digital bridge tweezer worth 158 yuan
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1
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382
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November 23, 2025
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Are all new China Merchants Bank Class I cards subject to a 3000 yuan limit for the first three months now?
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0
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54
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November 22, 2025
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面试踩坑实录：自称精通 STM32+FreeRTOS，基础题直接露怯
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0
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61
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November 21, 2025
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RC滤波电路：从原理到计算
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0
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454
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November 20, 2025
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Detailed Explanation of Capacitor Charge and Discharge Time Calculation: RC Circuit Principles and Engineering Applications
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0
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124
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November 19, 2025
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⚡ The RC Oscillator Circuit: Principles, Operation, and Calculation
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0
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30
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November 19, 2025
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Detailed Calculation Formula for Voltage and Time in Capacitor Charging Process
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0
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47
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November 19, 2025
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Bigwigs, anyone familiar with the cc2500 RF chip? How can it be configured to achieve longer transmission distances?
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4
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81
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November 18, 2025
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PCB Rogowski Coil and Integrator Circuit Design with Low Power and Low Cost Performance
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0
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101
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November 17, 2025
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LVGL 8.3 – Memory fragmentation when cycling through GIF images.
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5
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101
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November 16, 2025
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INA226 Measurement Offset/Nonlinearity Problems
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5
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135
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November 12, 2025
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电池短路对电池本身安全吗？
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4
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74
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November 12, 2025
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Fellow experts, has anyone here worked with push-pull interleaved boost converters? Need some guidance.
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4
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70
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November 12, 2025
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How to achieve low power consumption with STM32L476?
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2
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70
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November 11, 2025
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