Here is the truth: The Avantgarde Extreme 35 is not a speaker. It is a time machine. It transports you to the microphone in the studio. It removes the glass between you and the artist.
Horns do not struggle.
Forget everything you know about dynamic drivers, box resonance, and "sweet spots." The Extreme 35 is a 4.5-foot-tall, 400-pound manifesto written in carbon fiber, solid oak, and high-voltage physics. Let’s get the obvious out of the way. The Extreme 35 looks like something a Bond villain would use to summon Cthulhu. Avantgarde has abandoned the "friendly horn" aesthetic of their Duo series. This is raw. The speaker is dominated by a massive, spherical 35-inch midrange horn—a mouth that swallows the room. Avantgarde Extreme 35
The Extreme 35 boasts an efficiency rating of . Let that number sit with you. A standard bookshelf speaker might be 85 dB. The Extreme 35 is so sensitive that a 1-watt amplifier will produce sounds loud enough to cause permanent hearing damage. You can drive these things to concert levels with a flea-powered 300B tube amp putting out 8 watts. Here is the truth: The Avantgarde Extreme 35