Recent content by richjoh

A polyfuse will cut sound and remain off until high power signal is removed and polyfuse cooled down. Incandescent bulb give instant protection from high power peaks while keeping the music playing. The bulb goes momentarily high impedance on musical peaks glowing while providing sound output...

Active crossovers or dsp can't protect tweeters. You need an inline electrolytic capacitor (50uf to 200uf say), a value below crossover to protect from LF excursion damage and amp turn on surge. An incandescent bulb type 511 or 211-2 automotive for 1" tweeter. For compression drivers 1 3/4"...