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guerillaClock: A Low-Cost, Pi-Powered Countdown Clock for Bus Arrival Times @Raspberry_Pi #PiDay #RaspberryPi

Excellent project + write-up from Ian Smith up on Hackaday.io.

I heard about a local participatory budgeting vote wherein $1 million was allocated to several projects. Of those projects, bus countdown clocks were heavily favored – about a third of the voters picked the project.

But, I was surprised to learn that the intended clocks were approximately $25,000 a piece. That’s quite the expense to convey updated bus route information – the affected community could only install 10 clocks with the appropriated funds.

So, I thought a low-cost Raspberry Pi Zero W powered solution could accomplish roughly the same thing at a fraction of the price.

Read more.


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