More about DC (399)

1-07-2010 | The TDA7052A is a readily available amplifier chip (Farnell # 526198) that has a DC controlled volume input. Here, the IC is used as the var...

4-05-2010 | It would appear to be a match made in heaven. China, in order to fuel its economic ambitions, has moved quickly to snatch up Central Asian r...

29-03-2010 | The market parties that have formed the Desertec Industrial Initiative (DII) are turning the grand solar power vision of founder Gerhard Kni...

20-10-2009 | Azerbaijan has apparently decided to play its energy card. As much of the world applauded Turkey's historic rapprochement with Armenia last...

28-09-2009 | Prison exchange: Mikhail Khodorkovsky looks back on his choices Radio Free Europe Radio Liberty RFE/RL's Russian Service, together with "N...

1-07-2009 | Electronic ballasts (EBs) for fluorescent lamps, also known as electronic control gear (ECG), have advantages over their conventional cousin...

1-07-2009 | A typical modern optoMOS relay has an LED at the input as in the a normal optocoupler, but the light is used to switch two complementary pho...

1-07-2009 | In order to be effective, any protection device connected between an audio amplifier output and the speakers needs to connect the load only...

12-06-2009 | New era for Gazprom, as gas giant's fortunes plummet By Bruce Pannier - Radio Free Europe / Radio Liberty It's been a tough year for Gazp...

26-05-2009 | RFE/RL's Turkmen Service talked to Stefan Bouzarovski about the EU's Southern Corridor project and the Nabucco pipeline project to bring Cas...