Relay Calculators: Episode 3 - Relay Logic Gates, Latches and Delays
12:57
Relay Calculators: Episode 4 - Mistakes
11:16
Relay computer ep. 1 - Basic logic gates
18:43
Experimenting with Buses and Three-State Logic
49:29
Digital Logic Gates from Transistors, AND, NAND, OR, NOR, XOR, XNOR, Buffer, and Inverter
8:24
Making Non-Electric Circuits With Computer Logic
13:02
Making logic gates from transistors
8:56
Hexadecimal Relay Calculator
19:32