I'm rebuilding my bench DC power supply (it currently uses a dimmer switch to adjust 115 V AC, and a large capacitor and rectifier to condition it to DC), but I want to upgrade the dimmer switch to a ...
The folks at TOG, Dublin Hackerspace, have a large variac. A variac is a useful device for testing some fault conditions with AC mains powered equipment, it allows an operator to dial in any AC output ...
When you’re testing or debugging some mains-powered gear, plugging it directly into the outlet can often be an exciting proposition. If such excitement is not really your thing, you can opt for an ...
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