Depending on the music you’re listening to, watching a VU meter bounce to the music is always a good time. So why not integrate the VU meter right into the audio source? That’s what [Matikas] did, and ...

The circuit was designed based on the functionality of LM3915 integrated circuit to produce a volume unit meter (VU Meter) that will be connected to the output of power amplifier. Power Amplifier – a ...

The circuit was conventionally designed with eight LED audio level meter made out of two low power quad op-amps which utilizes LM324. Volume Unit – an entity equal to a decibel for expressing the ...

Many DAWs come with some sort of digital audio meters; but for a few of us, nothing beats a pair of good old-fashioned VU meters. They’re great for showing average levels, and some also have peak ...