VU Meter Circuits

  

Circuits




Stereo LED Power (VU) Meter This circuit senses AC audio voltage supplied to the car-radio loudspeakers and displays it as power using a LED bar graph, achie...

8 Stage LED VU Meter The circuit below uses two quad voltage comparators (LM339) to illuminate a series of 8 LEDs indicating volume level. Each of the 8 comp...

Update December 2014: a kit containing all the circuit parts for this project is now available from Jameco Electronics. See the Materials step for det...

Hi Guys, I've been working on adding a pair of 11 LED VU meters to my DIY Boombox. I built up the kits and tested them on an old ... If it doesn't then we need to see the circuit details. You might...

It can be used for this project, specific integrated circuits utilized for VU meters, nevertheless decided to use an integrated circuit easily accessible: The LM324 op amp. Each has 4 integrated op...

Tymkrs VU Meter. VU Meters are a great way to visualize your music and audio projects so we decided to make one! After all, who doesn't like blinking lights that react to music :) ! Both. Where Ca...


LM3915 VU-meter with led strips (part1)


Easy VU - Meter Circuit


Led VU Meter Circuit | Led based projects | Edgefxkits


Stereo VU Meter with 80 LEDs