Apparently I've made a blunder on the Infinite melody boards (both original
and REV1).
The base of the BC547 should be connected to pin 15 if IC2 (4015) and not
pin 1 of IC1 (LM358).
The schematic is correct. The error is on the PCB.
Ken
_______________________________________________________________________
Ken Stone sasami@...
Modular Synth PCBs for sale <http://www.blaze.net.au/~sasami/synth/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>
and REV1).
The base of the BC547 should be connected to pin 15 if IC2 (4015) and not
pin 1 of IC1 (LM358).
The schematic is correct. The error is on the PCB.
Ken
_______________________________________________________________________
Ken Stone sasami@...
Modular Synth PCBs for sale <http://www.blaze.net.au/~sasami/synth/>
Australian Miniature Horses & Ponies <http://www.blaze.net.au/~sasami/>