After piggybacking some transistors the matrix circuit was working ... Instead of buying a new one for about 25.000 EUR he took a Arduino Mega2560 R3, which he doesn’t really like, but Arduinos ...
This sound alternator is designed to simulate the effects of a police siren, combining sound and light to create a dynamic ...
A Butterworth low pass filter processes the DDS signal and then feeds a two-transistor amplifier ... Python program to process the data from the Arduino. For example, here’s a plot of a 10 ...
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