Little acid jam using the stg soundlabs graphic sequencer and time buffer modules. Master clock by the TR-606 into the Time buffer, then out to the 303. Cwejman VM-1, and harvestman Piston Honda doing added bassline and harmony.
STG modules link here: stgsoundlabs.com/
Custom modifications to the 606 by Robert @ Alien Devices.
Devilfish Modifications to the 303 by Robin Whittle, Real World Interfaces