Category Archives: Power

Sense Home Energy Monitor: First Impressions

First (very positive) impressions of the Sense Home Energy Monitor. Continue reading

Posted in Electronics, High Voltage, Power, Reviews, Tools, Toys | Tagged , , , , , | Leave a comment

A Better Voltage Regulator

There’s a switched mode, drop-in replacement for the LM7805. Pass it on. Continue reading

Posted in Components, Current Events, Electronics, Power, Toys | Leave a comment

Rediscovering Vacuum Tubes, Part 1

A 6J6 vacuum tube is run through some DC tests… Continue reading

Posted in Analog, Digital, Electronics, HOW-TO, Nostalgia, Power, Science | 4 Comments

Mystery Device

Two bucks at a thrift store — a bargain for an electrical mystery, especially one with a huge heatsink… Continue reading

Posted in Electronics, Power, Reverse Engineering | 1 Comment