Amazon.com: P‑78WTC VU Meter, Power Amplifier DB Meter, Sound Audio Level Tester, High Accurancy for DIY, Home Audio, Car Audio Conversion : Electronics
How to make Vu Meter or Audio Meter using LM3915. : r/ArduinoProjects
Studer PPM Plasma meter set for tape recorder or consoles | Reverb
Hayakumo Foreno - VU Meter System | Reverb Deutschland