Congratulations on purchasing the Yamaha REV7Professional Digital Reverberator. You are now the owner of a state-of-the-art sound processing device that is both extremely versatile and easy to operate. This refined stereo reverberator uses highly complex digital technology to create astonishingly authentic, warm, natural reverberation. A host of superb features makes this unit a unique example of modern, sophisticated sound processing-from Yamaha. *A wide variety of reverberation, echo, delay, and ambient effects. * Special Modulation effects include stereo phasing, flanging, chorus, and tremolo. *Totally accurate and independent control of parameters. *The 30 factory preset effects may be edited to create up to 60 user programs, which can be stored in the REV7’s memory, and instantly recalled at the touch of a button. *Remote control unit permits remote selection of all presets and the most commonly used user programs. *Effects may be selected from an external MIDI device (e.g., aDX7 synthesizer) enabling automatic selection of a specified reverberation effect for each voice on the synthesizer. *Full three-band parametric equalization allows adjustment of the sound of the REV7 to exactly match the acoustic properties of any environment. This highly advanced unit offers superb performance in any situation where professional quality reverberation is required: concerts, recording studios, and broadcasting, and will satisfy the highest demands of the contemporary musician and sound engineer. The REV7 Professional Digital Reverberator, designed according to Yamaha’s philosophy of making up-to-the-minute advances in computer technology available to you, the discerning user. The accompanying PROGRAM TABLE BOOKLET lists all the REV7’s preset programs, and provides space for you to record the details of your own personally programmed user programs.