Projects, Tutorials

FM Plotter Pro , frequency modulation now even better

8. October 2021

FM Plotter Pro was an attempt to create an android app out of the original FM Plotter project with additional improved features. This includes improved performance, a new third modulating...

Projects, Tutorials

FM Plotter, a tool to visualize frequency modulation

29. May 2021

Now what in the hell is frequency modulation? In this article i will focus on it’s use in music production. Basically any Synthesizer use frequency modulation to create the typical...

Raspberry Pi, Tutorials

How to use multiple SPIs on Raspberry Pi (e.g. 3.5 inch Touchscreen, MCP 3008)

13. November 2020

A display or a digital/analog converter (DAC) uses the SPI (serial peripheral interface) to communicate with the Raspberry Pi. The MCP 3008 is a DAC which reads analog values and...

Raspberry Pi

Kuman MHS-3.5inch touchscreen with Pygame on Raspberry Pi on command-line

9. November 2020

The Kuman MHS-3.5inch is a resistive touchscreen for the Raspberry Pi. It’s a cheap alternative to the more expensive touchscreens from Adafruit. This tutorial is about how to install it...

Raspberry Pi, Tutorials

How to read out analog signals (sensors, potentiometers etc) with Raspberry, SPI and MCP3008

7. November 2020

The Raspberry Pi has a serial peripheral interface (SPI) which can be used to communicate with microcontrollers, display drivers or in our case digital/analog converters (DACs). By default the Raspberry...

Raspberry Pi, Tutorials

How to install Eardrum Blaster on Raspberry Pi

4. November 2020

The Eardrum Blaster is a DIY Synthesizer written in Python. Please notice: the current version is experimental. It will work on your Raspberry Pi but it’s not optimized. This can...