Hi,
I should have the next batch of Big box/original PSU adaptors, with Tick circuit, on sale next week. The 50/60Hz tick signal accuracy was <1Hz, the PIC microcontroller timer takes care of this nicely.
@lesta_smsc
My guide to spotting fake picoPSUs:
http://www.ianstedman.co.uk/Amiga/am...ml#fakepicopsu