IN-9 neon bargraph experiment #4: ADC abuse

Blog » IN-9 neon bargraph experiment #4: ADC abuse

Posted on 03 Jan 2012 03:32

Add one resistor, one capacitor, one RCA jack, and 200 bytes of firmware to previous blinkenlight demonstration and voilà! The thing I really like about these tubes is that they are so obviously a plasma. You look at them and your mind just registers "electric flame."

Next up: properly connecting the audio input to the ADC

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