This circuit uses two quad op-amps to form an eight LED audio level meter. The op-amp used in this particular circuit is the LM324. It is a popular IC and should be available from many parts stores.

Digital and analog worlds continue to collide as Cambridge Audio announced that it has extended the retro-cool digital VU meter update that its Evo streaming amplifiers are getting today to its ...

Mount Marion, N.Y. – November 16, 2016 - Sescom, a global leader in the design and manufacture of professional audio transformers and interface technology, unveils a new balanced-stereo analog audio ...

An analog VU (volume unit) meter is a splendid moving-coil measuring instrument. It is a passive electromechanical device displaying a representation of the signal level in an audio equipment. Even ...

An example of a digital meter that was designed to display both VU standard response and peak tracking. Some excellent articles have appeared lately on the history and use of audio level meters in ...

A new consumer audio brand has launched this morning. Meters Music is the offspring of Ashdown Engineering, which makes amplifiers for some of the world's most popular musical acts, including Foo ...

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 ...

It's the brainchild of Ashdown Engineering, which makes amplifiers for some of the world's biggest musicians. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

VFD displays are beloved for their eerie glow that sits somewhere just off what you’d call blue. [mircemk] used one of these displays to create an old-school VU meter that looks straight out of a ...

As someone operating the board, you are responsible for making sure our board does not “clip” the levels of whatever audio you are sending out. Here’s some tips/reminders about how to use them.