More about Battery (449)

1-01-2008 | The inspiration for this design came from the author’s experience with a mini model helicopter (from Silverlit). This particular model has a...

1-10-2007 | In order to induce energy transfer from the old batteries into the rechargeable ones, a voltage difference must be established. Obviously, w...

1-09-2007 | Elektor September 2007 comes with a board containing an LED booster circuit which you can try out for yourself. Although tiny, the board con...

1-07-2007 | The power supply system of zBot1 consists of two parts, the main accumulator and the auxiliary battery. The main power source was realised w...

1-07-2007 | At the time of writing, the latest AA NiMH (Nickel metal Hydride) batteries have a capacity of up to 2900 mAh. Using an original-type conven...

1-07-2007 | LiPo (Lithium Polymer) batteries have a number of advantages compared to NiCd and NiMH batteries. In addition to having a lower weight for t...

1-07-2007 | Using rechargeable batteries to power circuits is a proven method for providing energy to mains-independent equipment. A major disadvantage...

1-04-2007 | Originally developed for receiver batteries in radio-controlled (RC) models, the circuit discussed in this article is used to charge, discha...

1-04-2007 | In theory you could just connect a solar panel via a Schottky diode to several batteries connected in series. The internal resistance of a s...

1-04-2007 | Lithium-based chemistries have for some time been showing the most promise of all battery technologies. Although they offer an unsurpassed e...