My version of Big Clives PCB.
Width changed to 20mm to suite JLCPCB's minimum dimention for panal by V groove.
Panaled 10 per board so you will get 50 of them for your $2 :)
Minor correction to Clives board so that the 1 meg resistor is in the same place as shown in Clives schematic.
Big Clive build video https://youtu.be/cL4h2gNFJeY
Repurposing an old laptop power supply (18vdc) and dozens (actually - hundreds...) of white LEDs from old solar powered Christmas lights, to build an illuminated 'Merry Christmas' sign (a la Big Clive's Arcade sign).
The LEDs are made into strings of 5, each with a current limiting resistor, and a switching transistor to control the string. The transistors are switched from the outputs of multip...