Yamaha GEP50

Guitar effect processor

Yamaha GEP50 SPX90 guitar effects
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1988
Original price unknown

Alternative version of the SPX50D with more early reflection algorithms and a couple less controls on the front panel. It's unclear which was the strategy behind this abundance of SPX90 clones other than probably cashing in on the fame of the original model.

Yamaha GEP50 advertisement
Yamaha GEP50 advertisement

Technical
specifications

Sound source

31.25 kHz 16-bit linear A/D converter (mono)
31.25 kHz 16-bit linear D/A converter

Memory capacity

50 ROM presets
50 user patches

Connection terminals and interfaces

Input jack x2
Output L, Output R
Insert IN, Insert OUT
Tuner out
Memory trigger jack, Bypass jack
MIDI IN, MIDI THRU

Dimensions and weight

480w x 45.2h x 285d (mm)
3.6kg