Circuit Assembly Tutorials || How to Build a NOT gate with an NPN Transistor
14:11
Circuit Assembly Tutorials || How to Build an AND gate with NPN Transistors
21:41
Tutorial: How to design a transistor circuit that controls low-power devices
49:29
Digital Logic Gates from Transistors, AND, NAND, OR, NOR, XOR, XNOR, Buffer, and Inverter
22:44
Circuit Assembly Tutorials || How to build an AND logic gate with diodes
10:36
Mechanical Switches are Obsolete?! Switch to a Latch Circuit! EB#53
30:13
How a 555 Works as a Timer.
13:38
Logic Gates - An Introduction To Digital Electronics - PyroEDU
13:02