itnewsbot, Converting A B&W Exposer Head For Colour Analog Photo Printing - [Koraks tinkers] was gifted a gargantuan photographic enlarger, a Durst Laborator ... - https://hackaday.com/2023/05/08/converting-a-bw-exposer-head-for-colour-analog-photo-printing/ #analogphotography #arduinonano #ledhacks #mcp23016 #pca9685 #cobled #rgbled #pwm #ra4