Practical Electronics Magazine Apr-22 Edição anterior

Practical Electronics April 22

Projects and Circuits:
64-key MIDI Matrix - Part 1;
This simple project turns an Arduino into an 8x8-key MIDI matrix. You can customise it via software and program it to act as a MIDI pass-through.

Digital FX Unit - Part 1;
This packed effects box will produce unique sounds from an electric guitar, bass, violin or microphone preamp, or within the effects loops of an amplifier or mixer.

High-current Battery Balancer - Part 1;
Proper balancing is critical for long battery life, especially for lithium-battery types. Unlike many other designs, this one is efficient with little heat or waste.

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Series, Features and Columns:

Audio Out;
Analogue Vocoder - Part 6: Universal Audio PSU

Flowcode Graphical Programming;
Part 3: LCD temperature monitor

Make it with Micromite;
Part 35: Mini-project: iButton-controlled Electronic Door Lock