SPX990 Professional Multi-Effect Processor. Finish: Black. Year: 1990s. Made In: Japan. Categories: Multi-Effect; Similar Products. Reverb Price Guide. Estimated Value for Yamaha SPX990 Professional Multi-Effect Processor on Reverb. Filter by model. Includes material, year, finish. Filter by condition * Excludes Brand New, B Stock, Fair, Poor.. The Yamaha SPX990 is a multi-effects processor that I've used in a professional recording studio. While I know that most people will get their effects in the box, the SPX990 is an older piece of gear that was designed well before the days of plug-ins. It is a digital piece of gear and I don't know the types of connections that it has since the.
Additionally, new effects such as the stereo echo and quad echo offered more versatility, enriching the overall sound design of the Yamaha SPX990. The Yamaha SPX990 was equipped with a 44.1 kHz sampling frequency, providing a full, flat frequency response from 20Hz to 20kHz. This enabled it to deliver exceptionally clean, transparent effect sounds.. Yamaha SPX-990 reverb & multi-effects processor for sale. It's in great shape. Includes attached power cable and original manual.More info from the web --"Classic mid 90s digital effects unit, with 106 dB of dynamic range.The Yamaha SPX990 is industry standard and found in front-of-house rack.