[size=4]This is a C language program for low-pass filtering of speech signals (0.3~3.4kHz). The cutoff frequency of the low-pass filter is 800Hz, and the filter uses a 19-point finite impulse response...
In a blink of an eye, half a year has passed in 2020~
Today my sister-in-law complained that I have been at home directly from winter vacation to summer vacation, and have been washing dishes at home ...
[size=4][color=#000000][backcolor=white] 5G-related communication capabilities, spectrum demarcation, operator licenses and other related information are flying all over the sky, giving people a feeli...
Before learning how to use an oscilloscope to reduce noise, let's first understand where the oscilloscope noise comes from.
Many people who have just switched from analog oscilloscopes to digital osci...
As the title says, I know that zone 7 in our community is the gas alarm zone, zone 8 is the emergency help button, and I don't know the others. I hope an expert can answer what zones 1-6 are....