This manual provides instructions for the Yamaha SPX90 Digital Multi-Effect Processor, a device designed to provide musicians and home recording enthusiasts with a wide range of effects including reverberation, echo, delay, and special effects. It features 30 factory presets and allows users to create and store up to 60 additional user effects.
| Number of Preset Effects | 30 |
|---|---|
| Number of User Effects | 60 |
| Operating Temperature Range | 0 to 40 degrees centigrade |
| Backup Battery Life | 5 years |
| Input Impedance | 10 k-ohms |
| Output Impedance | 600 ohms |
The program selected immediately before power was turned off is re-selected, but no sound is produced for a few seconds due to a safety muting circuit.
In normal use, the built-in long-life battery lasts 5 years.
No, do not clean the exterior with solvents such as benzine or paint thinner; use a soft, dry cloth instead.