[Ryan] wanted a spectrum analyzer for his audio equipment. Rather than grab a micro, he did it the analog way. [Ryan] designed a 10 band audio spectrum analyzer. This means that he needs 10 band-pass ...

Amateur radio is the only hobby that offers its licensed operators the chance to legally design, build, and operate high power radio transceivers connected to unlimited antenna arrays for the purpose ...

Attenuation - the reduction of an electrical signal. Audio frequency - the acoustic spectrum of human hearing, generally regarded to be between 20 Hz and 20 kHz. Baffle - a board or other planar ...

The last of a three-part series of reviews of Apple’s new HomePod smart speaker, including a subjective analysis of the device and an analysis of its spacial analysis technology. Apple’s claim that ...

DPA’s d:fine in-ear broadcast headset microphones are exceptionally small, lightweight, and barely visible, yet deliver the full audio frequency spectrum and sound fidelity of a full size condenser ...