In this paper, the boost integrated flyback converter derived AC-DC converter for the indoor Light Emitting Diode (LED) lamp application is proposed. The valley fill circuit is employed in the boost ...

MTR bosses should "strengthen the sense of accountability of staff from different ranks", she added. 'TKO line short circuit due to flashover-led tripping' ...

CR tried the Autobrush Sonic Pro U-shaped toothbrush to see if testers should all make the switch from their conventional toothbrushes.

Officers are urgently appealing for the two members of the public who assisted the victim, and anyone else who may have information, to contact British Transport Police by texting 61016 or by calling ...