Stroboscope
by mread
1 / 20
Printable files (2)
Description
Stroboscope.
This was made to check the fan speeds on a new computer build.
Four leds from
http://www.amazon.co.uk/gp/product/B008AGOLQA?psc=1&redirect=true&ref_=oh_aui_detailpage_o02_s00
are driven via a BC639 npn transistor from the arduino Microview.