Powertran PSI Comp 80
The following photo was found on Pinterest, from already-deleted eBay listing 401068639718 “Powertran PSI COMP80 'The Scientific Computer' Wireless World 1979 80 RARE”; the seller is not consequently not known. It depicts the internals of a Powertran PSI Comp 80 computer, showing what appears to be two Mechanical Enterprises Sabrecoil keyboard arrays, one alphanumeric and one numeric keypad.