VU LED Indicator Schematic under Repository-circuits -27277- : Next.gr
2pcs 35mm Panel Vu Meter 500vu With Backlight Sound Pressure Meter+ 1pc Vu Level Audio Meter Driver Board Dc/ac 6-12v Input - Home Theater Amplifiers - AliExpress
Velleman MK172 Sound Star Vu Meter — EIO.com
Velleman K2668: DUAL STEREO VU METER – Velleman – Wholesaler and developer of electronics