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The Alto X40 4-Way Stereo Crossover is a simple an intuitive frequency isolation and contouring unit for touring and installed sound reinforcement, musicians, DJ, etc. The X40 features two crossover frequencies at 90Hz to 1kHz, and 800Hz to 10kHz. There are variable gain and frequency control knobs on the front. The rear panel features 1/4" phone and balanced XLR connections.
Single rack unit (1U)
Shielded internal power supply with AC voltage select switch (~115V/60Hz or ~230V/50Hz)
Phase inversion switches
Servo-balanced XLR inputs/outputs, (X-23, X-34, X-40) 1/ 4" TRS inputs/outputs for any combination of balanced and unbalanced operation
Linkwitz / Riley 24dB/Octave filters
Switchable constant directivity horn equalization circuit for use with horns requiring a high frequency boost
Peak LED indicators
Designed for precise and accurate control
Top audio performance with high slew/rate circuity and over 115dB dynamic range for transparent sound