Synths ⇝ Yamaha ⇝ Yamaha SY99

The SY-99 is a hybrid synthesizer that combines 6-operator FM and PCM (AWM2) synthesis. It is an expanded and upgraded version of the Yamaha SY-77 and TG-77 synths with added waveform ROM and sampling capabilities. Polyphony is divided between the synthesis engines, with 16 notes available via the FM engine and 16 notes via the AWM2 engine.

It has 512 kilobytes of sample memory, which is expandable to 3MB using SYEMB05 expansion boards.

Specifications

Year Released: 1991

MSRP: 3995.00 USD

Keyboard: 76 keys with velocity and aftertouch

Polyphony: 32 notes

Preset Patches: 128

User Patches: 64

Preset Performances: 16

User Performances: 16

ROM: 8MB (267 waveforms)

Sequencer Memory: 27,000 notes

Sequencer Resolution: 96 PPQN

Effects: 2 effects units with 63 different effect types

Screen: 240 x 64 pixel LCD

Power Consumption: 35 watts

Dimensions: 1254 mm x 407 mm x 120 mm

Weight: 19.6 kg

User Demo Videos

Rating

File Downloads

Yamaha SY99 Manual (1 of 5)

Yamaha SY99 Manual (2 of 5)

Yamaha SY99 Manual (3 of 5)

Yamaha SY99 Manual (4 of 5)

Yamaha SY99 Manual (5 of 5)

Yamaha SY99 MIDI Data Format

Items for Sale on Reverb

Yamaha SY99 Synthesizer 1991 - Black ($1,299)

Yamaha SY99 Synthesizer 1991 ($999)

Yamaha SY99 - SD9901 - European Dance // Original Patches & Waveform Disk // BOXED ($175.60)

Yamaha SY99 Synthesizer NEAR MINT > vintage 90s Workstation FM AWM collectors' choice ($1,877.09)

Yamaha SY99 - Wave Memory Expansion XJ530 - original vintage gear ($266.43)

Yamaha SY99 Digital Synthesizer (1991) – Fully Working – Good Condition – Original Power Cable ($1,060.45)

Yamaha SY99 Synthesizer 1991 - Black ($1,562.23)

Yamaha SY99 synth patches • 2 Disk Set - Optimized SY 77 patches ($20)

Yamaha SY99 Synth Patches - 4 Disk Set ($32)

Yamaha SY 99 Mainboard DM1 ($726.62)

LCD Display blue with cable Kit for Yamaha SY99 SY77 ($116.99)

YAMAHA SY99 Extensive sound library ($333.03)

Yamaha Sy99 / Sy77 Led LCD Display 2026 ($80)

Yamaha SY99 - SD9904 - Film Composser // Original Patches & Waveform Disk // BOXED ($175.60)

LCD Display yellow with cable Kit for Yamaha SY99 SY77 ($116.99)

NOS Yamaha SY99 Demonstration Disk Set – 5 Original Factory Demo Disks incl. Chick Corea ($293.19)

Yamaha SY99 - SD9903 - Orchestral Instruments // Original Patches & Waveform Disk // BOXED ($175.60)

YAMAHA tg33 sy35 sy55 sy77 sy99 - Battery Replacement fix ($9.63)

DUST COVER for Yamaha SY99 ($38.63)

Yamaha SY35 SY77, SY55, SY99, TG55, TG77, V50 Battery SY-35 SY-77, SY-55, SY-99, TG-55, TG-77, V-50 ($7.21)

Yamaha SY77, SY55, SY99, TG55, TG77, V50 Battery ($4.99)

ORIGINAL Yamaha/Korg Replacement E/B Key (NB107560) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement A Key (NB107580) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement G Key (NB107570) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement G Key (NB107570) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement A Key (NB107580) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement A Key (NB107580) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement D Key (NB107550) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement E/B Key (NB107560) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement G Key (NB107570) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement G Key (NB107570) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement C/F Key (NB107540) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement C/F Key (NB107540) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement C/F Key (NB107540) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement E/B Key (NB107560) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement A Key (NB107580) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement C/F Key (NB107540) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement C/F Key (NB107540) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement Key Spring (AA055430) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($1.95)

ORIGINAL Yamaha/Korg Replacement C/F Key (NB107540) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement A Key (NB107580) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement E/B Key (NB107560) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement D Key (NB107550) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement A Key (NB107580) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

ORIGINAL Yamaha/Korg Replacement E/B Key (NB107560) for Yamaha DX7/DX5/DX9, SY77/SY85/SY99, Korg M1, Wavestation, Z1, etc ($13.95)

Korg Korg 01W, 01W FD, T1, T2, T3, i2, i3, Yamaha SY77, SY99, W5, W7 LCD Backlight. ($36.99)

KA907030 switch Yamaha SY77,SY99,DX7II, DX7IID, DX7IIFD ($1.85)

YAMAHA SY-77 / SY-99 - Set of 70 Pushbutton Panel Tact Switches NEW SY77 SY99 Micro Switch ($21.74)

YAMAHA SY-77, SY-85, SY-99 Original Encoder Potentiometer. Works Great ! ($19.95)

Graphic Display Upgrade - Yamaha TG-77 SY-77 SY-99 Kurzweil K2000 K2000R K2000VX ($183.81)