Tentacle v0.4 (not supported)
Warning
Version v0.4 is now obsolete as it has been superseded by v0.6!
See also: Tentacle v0.3 (30 pieces produced) Tentacle v0.5 (not supported)
Schematics
PCB
The assembled PCB may be ordered at https://www.jclpcb.com. The production files are located here: kicad/kicad_tentacle_v0.4/production_v0.4.
The price of a assembled PCB is ~USD12 when ordering 30 pieces.
The tentacle is described in more detail in Big Picture