Building a vacuum tube computer
Building blocks used in VTC-1
NameSymbolCommentSchematic
CF-OR Wired cathode follower
Single load in
Multiple drive out
D-OR Diode-resistor
Heavy load in
Multiple drive out
NOR Triode
Single load in
Single drive out
NAND Heptode
Single load in
Single drive out
D-AND Diode-resistor
Heavy load in
Multiple drive out
CF Cathode follower
Single load in
Multiple drive out
NOT Triode
Single load in
Single drive out
PW-NOT Pentode
Single load in
Multiple drive out
SR-latch Triode
Single load in
Single drive out