These days, if you want to flash some LEDs, you’d probably grab a microcontroller. Maybe you’d go a little more old-school, and grab a 555. However, [Jacob] is even more hardcore than that, as ...

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A small satellite launching in early 2021 will test a novel method to track satellites in orbit – using light-emitting diodes (LEDs) that flash to relay its position to the ground. LEDSAT, a ...