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A simple device to automatically shake the etchant solution for faster PCB etching. required hardware: m2 screws, nuts, threaded inserts flip switch plastic container super glue geared TT style dc motor usb c power breakout board voltage…
Material: Flip Switch a USB-C PD module 4x M4 screws and nuts 4x M2 screws and M2 threaded insert OR Hot glue 15 x 9 cm perfboard a bunch of UV LEDs to solder to that perfboard optionally some defusing sheet on top of the leds
You will need 7 x m4 bolts (multiple lengths can work, about 10 - 20mm for the attachment/gauge bolts and a 10mm longer for the locking screw), 4 x m4 nuts and 3 x 4mm long m4 threaded inserts. Insert the threaded inserts into their holes…
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