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Auoeer 12V Rumba Plus Upgraded Integrated Mainboard Control Board Support 3 Print Heads With 6pcs DRV8825 Stepper Driver For 3D Printer Driver board : Amazon.co.uk: Business, Industry & Science
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Upgrading of a board with the Marlin firmware for laser engraving using an RAMPS 1.4 board as an example. - EnduranceLasers
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