Yamaha SPX-990 multi-effects unit

The SPX990 is industry standard and found in front-of-house racks all over the world. As well as excellent sound quality and versatile programming it also has the advantages for live sound of patch storage on an optional removable card and pre-selection of patches.

20-bit analog-to-digital and digital-to-analog conversion sampling at 44.1 kHz.
80 preset memory locations.
100 internal User memory locations.
100 User memory locations available on optional memory card.
MIDI control of parameters and patch change.
Tempo-based Delay Time Programming.
3-stage effect configuration.

3-band PEQ.
Harmonic Driver.
Compressor, Dist. and EQ.

Main Effects
REVERB: Reverb, Filtered Reverb, Stereo Reverb, Echo Room;
EARLY REFLECTIONS: Thin Early Reflection, Fat Early Reflection, Gate Reverb, Reverse Gate;
DELAY and ECHO: Delay L, C, R, Echo, Multi Tap Delay, Stereo Echo, Tempo Mono Echo, Tempo .Stereo Echo, Tempo Quad Echo;
MODULATION: Flanger, Dual Flanger, FM Chorus, AM Chorus, Phaser, Symphonic.
PITCH CHANGE: Mono Pitch Change, Dual Pitch Change, Triple Pitch Change, Stereo Pitch Change;
PAN: Auto Pan, Triggered Pan;
COMPLEX EFFECTS: Chorus and Reverb, Symphonic and Reverb, Flanger and Reverb, Reverb (L) / Reverb (R), ER (L)/ Reverb (R), Echo (L) / Reverb (R), Chorus (L) / Reverb (R), Pan (L) / Pan (R);
FREEZE: Freeze.

Post Effects
3-band PEQ.
Harmonic Driver.