The M4307A Audio Power Meter 200W RMS Module allows instant visualisation of signal levels coming from a speaker output source. A special input allows direct connection to a speaker output.
The unit can be installed horizontally or vertically and is easy to build into a speaker cabinet. No power supply is needed : simply connect it to the speaker output of any amplifier. Ideal for car audio systems and PA systems. Can also be used with a bridged power amplifier.