This circuit is used to realize a small loudspeaker, which can emit sound, but there are some problems. 1. You must speak close to the electret microphone to amplify the clear sound. When you are away...
[font=Times New Roman][size=5][color=#000][backcolor=rgb(238, 238, 238)]Transfer EXCD-1 development board, [/backcolor][/color][backcolor=rgb(238, 238, 238)][color=#ff0000]XILINX Spartan 3E XC3S500E[/...
Here is a last-minute DIY suggestion: 1: Using a friend's words, this is something that is made a lot on the Internet. The original solution's MCU is based on 51. Like many other netizens, this time I...
Due to the defects of the Bluetooth security protocol itself, mainstream Bluetooth chips from companies including Apple, Intel, Samsung, Qualcomm, CSR, etc. are facing the threat of BIAS counterfeit a...
Electromagnetic compatibility is becoming more and more important in electronics, but there is no section on electromagnetic compatibility in our forum. So I strongly suggest creating an electromagnet...