July 8, 2016 AT 2:00 am

Build a spectrum analyser with Scroll pHAT and pHAT DAC @Raspberry_Pi #piday #raspberrypi

Spectrum analyser 3

Excellent tutorial from Sany MacDonald over at Pimoroni.

This tutorial will show you how to set up a tiny little spectrum analyser with a Raspberry Pi Zero, a pHAT DAC (digital to analogue converter) and a Scroll pHAT LED matrix. We’ll walk through how to solder the pHATs, how to install the necessary software and then how the code itself works.

Read more.

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