You don’t need much to do a persistence of vision display. A few LEDs and a processor is all it really takes. [B45i] made a simple PC board with five LEDs and an ATtiny CPU. There’s a battery and it ...
The persistence of vision (POV) optical illusion is pretty common in cheap toys nowadays, but how cool would it be to have your own programmable POV message board? German electronics grad student ...
The project illustrates the possibility of creating a low-priced laser projector by expanding the extremely popular LED persistence of vision (POV) devices and using the same POV concept as the ...
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