Akai S3000XL Sampler OS v2.0 EPROM Firmware Upgrade KIT / New ROM Update Chip

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Akai S3200 Sampler (NON-XL) OS v2.0 EPROM Firmware Upgrade SET / ROM Update Chip

Oberheim Strummer OS version 3.1.0 EPROM Firmware Upgrade KIT / ROM Update Chip

Oberheim DPX-1 OS v2.2 EPROM Firmware Upgrade SET / New ROM Final Update DPX1

E-mu SP-12 Turbo OS v2.6 EPROM Firmware Upgrade KIT / New ROM Update Chips SP12

Alesis MMT-8 OS v1.11 EPROM Firmware Upgrade KIT / New ROM Update Chip