Sound Urchin videos

POTAR Design Devices Super Sound Urchin in orange with orange decal

The Sound Urchin is an electro-acoustic instrument that creates off-kilter sounds, atmospheres, and ambiance based on vibration. The entire instrument acts like a pickup and will amplify just about anything it sits on. It can be plucked, strummed, thumped, and “played” in many ways. You are only limited by your own imagination. What are other … Read more

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CV Hex Noiser

Here is a fun little noise project that you can hook up to your Baby 8 Sequencer to get some gnarly sounds. Taking CV (control voltage) from your sequencer or another synth the POTAR CV Hex Noiser creates funky noise beats, bleeps, and squelches in time with your setup. Don’t have a sequencer? No problem, … Read more

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Sub Mini Tube Booster with the JAN 6418

Here is a stripboard layout I did for a preamp/boost using the JAN 6418 subminiature tubes I have been experimenting with lately. It is based on the schematic from the previous post, but rather than powering the heater with a 1.25-volt battery, I utilized an LM317 voltage regulator and a 100-ohm resistor. This ultra-simple circuit … Read more

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Yamaha Mu-5 Build Pics

I bent this Yamaha MU-5 a few months back and never posted the pics here. The ic is surface mount and has tiny legs that make it a chore to solder to, but the results are worth all the solder stress. I love to chain this thing to my Roland Tr-505 or Alesis HR-16 and … Read more

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