Visual reference on volume levels can be now be achieved with the American Audio Active DBM Meter Unit available from Gearooz.
Want to observe your own sound level? The Active DBM is the prefect answer. With RCA and also XLR ins and outs this kind of visualiser could be integrated into just about any set-up. The handy LED's provide visual monitoring of your sound, offering you more time to be able to DJ! The DBM features 19-inch rack-mount ears, a dB meter made up of LEDs that enables you to watch your own decibel level and also build an exciting light display. Other features include: LED dot or bar modes, RCA and Balanced XLR Ins/Outs, and a demo mode that doesn't require an audio signal for the LEDs to illuminate.
Rack mount audio volume LED display Line Inputs: Left/Right RCA & Left/Right Balanced XLR Line Outputs: Left/Right RCA & Left/Right Balanced XLR Designed to view your master decibel level whilst creating an exciting light show in your amp rack LED Display progresses from green through amber to red Sensitivity adjustment on both left and right channels Demo mode so that LED levels will move without an audio signal 2 separate LED modes: dot and bar Includes 12V DC 500mA UL approved power supply Power Consumption: 10W Dimensions (L x W x H): 483 x 44.5 x 44.5mm Weight: 1 kg