1 Electric car chargers aren't chargers at all – EVSE Explained
A Technology Connections explainer on how EV chargers signal to the car, recommended as an accessible alternative to reading the charging standard itself.
Channel
Technology Connections
6 recommended videos. Channel on YouTube
2 The US electrical system is not 120V
Referenced for a detailed look at how American service panels are laid out and why 208 and 240 volt supplies differ.
3 Perhaps the weakest link in the US electrical system
Technology Connections argues the US mains plug and socket is a weak point in the electrical system; cited in discussions of extension lead ratings and why appliances forbid them.
4 The Superheterodyne Radio: No really, that's its name
An explanation of heterodyning and intermediate frequencies in radio receivers, recommended as a clear introduction, with an audible demonstration of beat frequencies.
5 Thermoelectric cooling: it's not great.
Linked whenever someone asks about Peltier coolers, as a clear explanation of why thermoelectric fridges use a lot of power for very little cooling.
6 Why it's not possible to synchronize turn signals (but also absolutely is)
A Technology Connections explainer on old thermal car indicator flashers and why their timing drifts, praised as clear and entertaining.
