Stepper controllers and (yet more) lasers / CCHS, Lasers! / By John Spencer John S’ TinyG 4-axis motor controller. John B’s Rumba John B’s Rumba LCD display. 3d printing. Raspberry Pi. Talking ‘n’ laptops. 3d printed bolt and laser cut beams make oversized meccano Laser power settings example. Damien built the frame for his MendelMax 2.0 Bryn had his hacked scanner running. Rob made some laser cut boxes Laser cut catapult Laser cut catapult
