Crescendo REVOLUTION 3S3 3 way speaker system

No. The Crescendo Revolution 3S3 is an active component system with no passive crossover included or required. Each driver receives its signal directly from a dedicated amplifier channel, with frequency division handled by an active DSP processor or active electronic crossover. If your installation does not include active processing, this is not the correct product.

Each driver in the Revolution 3S3 is rated at 50 to 75 watts RMS at 4 ohms. This applies to the midbass, midrange, and tweeter. Total system power across all 6 channels is 300 to 450 watts RMS for a stereo pair. Amplifier selection should target 50 to 75 watts per channel — do not exceed 75 watts per driver. A clean 6-channel amplifier at 50 to 75 watts per channel is the appropriate pairing.

Both are active 3-way systems requiring DSP and 6 amplifier channels. The key differences: the Crescendo Revolution 3S3 uses paper cones with ferrite motors on both the midbass and midrange, a steel chassis on the midbass, and is rated at 50-75 watts RMS per driver. The Crescendo Revolution 5S3 uses fiberglass cones with a neodymium midrange motor, aluminum chassis on both cone drivers, and is rated at 50-100 watts RMS. The 5S3 midbass weighs 1358g versus 884g on the 3S3. Choose the 3S3 for an accessible entry to active architecture; choose the 5S3 when higher power handling and stiffer cone materials are the priority.

A minimum of 6 amplifier channels is required: 2 channels for the midbass pair, 2 for the midrange pair, and 2 for the tweeter pair. All three drivers are 4 ohm nominal. Recommended power is 50 to 75 watts RMS per channel across all 6 channels. A 6-channel amplifier at 50-75 watts per channel, or three stereo amplifiers at the same power level, are both appropriate configurations.

Any active DSP providing at least 6 output channels with per-channel crossover control, time alignment, and equalization will work. Audio Intensity recommends Goldhorn DSP processors for this application. Goldhorn provides the active crossover management, time alignment, and equalization the 3S3 requires, at a price that pairs well with the 3S3's accessible tier. Audio Intensity is the Original US Importer of Goldhorn DSP and provides configuration guidance for 3S3 installations.

Ferrite and neodymium motors have different characteristics, not a simple quality hierarchy. Ferrite motors are physically larger for equivalent flux but have high thermal mass and broad BH curves that resist demagnetization from high temperatures. At the power levels the 3S3 is designed for (50-75 watts per driver), ferrite motors are appropriate and perform well. The Crescendo Revolution 5S3 steps up to neodymium on the midrange for higher efficiency and more compact motor geometry, which matters more at the 5S3 power and price level.

Crescendo does not publish fixed crossover points, as active systems are tuned to the specific vehicle and mounting locations. Common starting points for a 3-way door-kick-sail layout are midbass high-pass at 80-100 Hz with low-pass at 300-500 Hz, midrange band-pass from 300-500 Hz to 3-5 kHz, and tweeter high-pass from 3-5 kHz up at 24 dB per octave or steeper. Set crossover points by measurement and listening in the installed vehicle rather than using fixed theoretical values.

The Crescendo Revolution 3S3 carries a 1-year limited warranty against defects in materials and workmanship when purchased from an authorized Crescendo dealer. Audio Intensity is an authorized dealer. Every set we sell is brand new current production with full warranty coverage and lifetime tech support including DSP configuration assistance.