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Free firmware for the Yamaha DX9 synthesizer turns it into a 6-operator, DX7 compatible synth.… <a class="more-link" href="https://www.synthtopia.com/content/2023/03/20/yamaha-dx9-alternate-firmware-makes-it-a-6-op-dx7-compatible-synth/">Read More <span class="screen-reader-text">Yamaha DX9 Alternate Firmware Makes It A 6-Op, DX7-Compatible Synth</span></a>
https://www.synthtopia.com/content/2023/...ble-synth/
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