Flow charts are not an official list of degree requirements ... Covers switching converter principles for dc-dc, ac-dc, and dc-ac power conversion. Other topics include harmonics, pulse-width ...

Absolute Power was unquestionably one of the biggest DC Comics events of the last few years. It was a storyline that had been ...

WASHINGTON — Hundreds of D.C. residents lost power over the weekend after an underground equipment issue in Northwest caused a fire. Pepco's power outage maps showed power was nearly fully ...

Thousands are still without power as trees were uprooted and powers lines were downed downed due to high winds that buffeted the D.C. region. The winds have died down from 55-mph gusts over the ...

The ultimate power semiconductor switch (transistor) can block voltage and allow current flow in two directions, with the ...