Badscrew Projects

Making and hacking software and hardware. Also making music and art.

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Badscrew Projects

Making and hacking software and hardware. Also making music and art.

Charge your mornings up!

Badscrew, January 22, 2022July 15, 2023

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Hardware

Universal Radio Tester

September 7, 2021July 15, 2023

This simple device is a basic signal generator that can be used to debug audio and AM radio frequency circuits. It produces a (roughly) 1 kHz periodic wave output that has enough harmonic frequency content to go into high MHz range – this will make the signal audible even when…

Audio

Bad Screamer: adding a mid-boost

February 4, 2023July 15, 2023

All articles from the Bad Screamer series Thinking about this a little bit, there’s a way to act on the frequency response using a little more complex emitter negative feedback circuit. Did a bit of play with the sim and various values, I can create a mid bump this way…

Hardware

Minitel

June 22, 2021July 15, 2023

Hey, look what I’ve got, it’s small, cute and it works. Well, the Minitel network is no more, but I have some interesting ideas (and three of these!) Will speak about this more in near future!

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