Sound Design instruments
SOUND URCHINS
Electro-acoustic vibratory pickup
for sound design and sound
art performance. Many variations.
Circuit Bent
Pitched, glitched, and otherwise modified sound
instruments. From bent kids toys to highly
modified studio gear. Product varies.
Kits
Create your own sound box with our
Contact Mic Kit for recording vibrations
from all sorts of objects.
Field Recording Tools
Field Mic Pair
Ultra sensitive, high definition microphones
built into Neutrik connectors.
P48 powered for the field or the studio.
HYDROPHONE
HD-OpAmp Circuit embedded with a
high-quality cylinder piezo.
XLR – P48 powered.
Dual Piezo Buffer
High-quality, P48 impedance buffer for
improved frequency response
in contact mic recordings.
CURRENT Posts
Pitch control for cassette players
06/18/2025 – Recently updated with better explanation.Here is a stripboard layout that I did for cassette player speed mods….
Microphonium Backup Site
I created a backup site of the excellent Microphonium Schematic Archive. The sdiy.com domain that it resides at is up…
Sound Urchin Composer #005
Sound Urchin Composer series instruments are always a little differentThey all feature resonant bowls, tiered threaded rods, and the…