Yamaha SPX90

Is it a reverb? Is it a sampler? Yes and no; it's Yamaha's new digital Jack of all trades and it offers surprising value for money.

Yamaha SPX90

With the help of new software technology, Yamaha's new multi-FX unit does the job of a half-dozen outboard machines. Paul White gives a rundown of what it can do, and how well it does it.

The do-everything effects box: does it really?

Multi-Effects Unit

£600 (almost) buys you this boxful of MIDI-controlled digital effects processors. But can they be good quality? Ian Gilby dragged himself out of the studio long enough to give us his opinions.

Studio Test

A multitude of digital effects in a single box for only £600

Yamaha's rack effects box to end all rack effects boxes. Tim Goodyer finds out why you might want two.

Bob Dormon's effects tutorials conclude with a look at multi-effects units

David Mellor offers advice to the studio newcomer on the original multi-effects unit.

Using System Exclusive Bulk Dumps

Have you ever wished you could save your SPX90 effects programs to disk or into your MIDI sequencer for instant recall at the right point in your music? Using the power of MIDI’s System Exclusive Bulk Dump commands, Mike Collins explains how it can be done.

You thought multi-timbral MIDI was only for synthesisers and samplers? You thought wrong, as Paul Wiffen proves with his analysis of Mode 4 on the Yamaha SPX90 effects processor.

A simple circuit enabling you to trigger the footswitch input of your SPX-90 from a positive trigger pulse.