1 Comparator tutorial & clapper circuit
An Afrotechmods tutorial on using an op-amp as a comparator, including a clapper circuit, often linked when someone needs a simple threshold detector without a microcontroller.
Topic
analogue circuits
4 videos. Ranked by independent recommendations, not by views.
2 Razavi Electronics all lectures
Professor Razavi's university lecture series on microelectronics, repeatedly recommended as the place to learn undergraduate semiconductor and analogue circuit theory.
3 #104: Circuit tutorial: sawtooth generator w/ current sources, diode switches, hysteresis comparator
Linked for its clear explanation of a current source circuit and as an entry point into a well regarded analogue electronics channel.
4 #157: Circuit fun: Automatic audio leveling circuit | audio compressor | for scanning receiver
An explanation of an automatic audio level control circuit built with germanium diodes, shared as a worked example with a schematic.
