A simple circuit, peak indicator of tops of musical signal. Each time where the level of signal exceeds the level + 4dB, turns on led D1. It is useful in each channel of console of sound, in final ...

Modern loudspeakers boxes are relatively insensitive to overdriving signals, however it is still important to limit the power driving it to avoid clipping of the audio signal. A broken sound from an ...

APEM's two-icon panel-mount LED indicators are available with standard and custom illuminated bi-color graphics, providing a ...

The Dual Icon 14 mm panel-mount LED indicators from APEM are bi-color indicators designed to provide dual-state visual ...

APEM's Dual Icon indicators use green and red filters combined with vivid LED lighting to produce a 120° viewing angle.