We bet when [devttyS0] made his latest video about RF filter design (YouTube, embedded below), he had the old saying in mind: in theory, there’s no difference between theory and practice, but in ...

Improves the sound quality of low-power appliances such as CD players, DVD players, etc. for audio noise filter car stereo noise suppressor Car Audio Noise Filter 12V,Made of high-quality ...

For thirty years, the classic synths of the late 70s and early 80s could not be reproduced. Part of the reason for this is market forces — the synth heads of the 80s didn’t want last year’s ...