Both lights have short period of sustained light when they are initially powered up since the bimetallic strip is still warming up. The project uses a 5W blue LED, the aforementioned bulb, and a ...

The LED driver utilises the very low-profile LNK460VG from the LinkSwitch-PL family of ICs from Power Integrations. Suitable for an A19 incandescent bulb replacement-driver but also reconfigurable as ...

T2 also remains off since its base is grounded. In this state, White LED remains off. When the light falling on the LDR decreases, it cease to conduct and T1 forward bias providing base current to T2.

This circuit simulates an alarm to discourage thieves and it is originally designed to be used on bicycles but can be used for cars too. It blinks a LED on and off thus simulating a real alarm circuit ...

This story is from February 17, 2013 Light emitting diode tube lights from Keltron Laxmi Ajai Prasanna / TNN / Updated: Feb 17, 2013, 23:04 IST AA Follow us ...

This USB LED Light Tube Speaker can connect to all iPods, MP3, MP4, MD, CD player, notebook, PC, PDA, PSP, mobile phone and other digital products with 3.5mm stereo audio connector.

Revolution Lighting Technologies, Inc. said its 2-foot T8 LED tube has been certified by the U.S. Navy for the military standard, and is now ready for use in the U.S. Navy fleet. The manufacturer ...

The right LED lighting in the bedroom can create an inviting atmosphere that promotes calm, relaxation and, of course, sleep.