G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: THE PLATE
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: 74181 ALU
G.G. (Italy):
APOLLO181: TTL 74181 UNCAPPED
G.G. (Italy):
APOLLO181: TTL 74181 DIE
G.G. (Italy):
APOLLO181: TTL 74181 DIE
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: PROM
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: 2.5 MHZ CRYSTAL
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: INPUT PORT
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: THE SCHEMA
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: THE WIRING
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: SIDE VIEW
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: SIDE VIEW WITH ALU
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: A TRIBUTE TO THE BUGBOOK
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: TOP VIEW
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: RE-WOUNDED TRANSFORMER COIL
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: SIDE VIEW
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: 74188 PROM
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: OUTPUT PORT
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: ADDRESS AND DATA DISPLAYS
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: BIPOLAR RAM
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: ALU LED STATUS
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: DISPLAYS AND 7447 DECODER
G.G. (Italy):
APOLLO181 HOMEMADE TTL CPU: TIL302