#384: What is the bandwidth of a CW / Morse code signal? (as a function of speed and rise/fall time)
17:41
#136: What is a dB, dBm, dBu, dBc, etc. on a Spectrum Analyzer?
7:44
What is Bandwidth? - Christmas Lectures with David Pye
19:16
Review of CW Morse Paddles with weighted base (#217)
12:05
#339: Basics of a Super-heterodyne Receiver - how it works, and a peek at the signals
15:18
LoRF-Ha: AI can see you through walls
13:05
Why Should Anyone Learn & Use Morse Code?
23:30
#366: Back to Basics: Basics of the Bipolar Transistor - NPN and PNP
7:25