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Computer Controlled Bassline

Courtesy/Thanks to: Somatic Circuits

Description: TB-303 reproduction:
identical copy of the analogue voice circuit
original transistors and components
for an original tb-303 sound

vintage sounds:
100% analogue monophonic synthesizer
1v/oct control voltage and gate out
dinsync for your favorite drum machine

modern feel:
digital sequencer with memory
audio out/thru
midi in/out/thru
usb computer access

custom design:
hand built in the sub-tropical east coast of australia
precision tuned with professional test equipment
durable corrosion free fr4 fiberglass faceplate
with a solid and stylish plastic enclosure
ethically sourced components from accredited stockists

that sound:
selected high beta transistors
audio grade polyester capacitors
1% metal film resistors with matched DAC
multi-turn trims for precise tuning
genuine NOS 2sc1583, 2sc2291, 2sk30A,
BA6610, LA4140 and AN6562.
complete with all the electronic voodoo

all new parts.
pcb and modern components
lead free and RoHS compliant.

XB303 PCB are Somatic Circuits edition and not Adafruit.
XB303 are made wholly by Somatic Circuits.
Only XB303 hardware is supported by Somatic Circuits.
Software is held at
Software is supported at


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   Picture of the XB303
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