A simple dcdc convertor circuit for white LEDs with two transistors is a nice source of pc power supply who have used the output filter coil instead of drive transformer instead of wrapping... Read more
9 volt battery powered by a simple fm transmitter circuit pcb with very small smd resistors used Good quality and low performance. scheme transmitter At all the details and transistors! Reel... Read more
It is known as solar cell. It is a DC generator that converts the light energy falling on it into electrical energy. It is a PN semiconductor composition placed on a metal base. On top is a... Read more
The preamp circuit is built on a very simple 2sd30 transistor. The supply voltage can be changed from 12v to 18v + 680ohm with 220ohm and 9v battery can be used. Read more
Especially for people who are dealing with model model works, the importance of the charging circuit is used in a large number of electronic systems, and rechargeable batteries are used for... Read more
Circuit board MC34063 switched regulator integrated on the board 350ma lumiled ideal driver circuit for working voltage 12v dc There are 4 application circuits, one lumi led and 3 pcs serial... Read more
I had to program attiny2313 for an application I’ve searched a little bit I found a lot of circuit, but because of the lack of material and the problems in the computer because of the... Read more
Electrical engineer engineer engineer big inventor Nikola Tesla has prepared many drawings and detailed information (in English) are available. A few examples of designs: electronic arc lamp... Read more
12 volt batteries are used in many applications, of course, a high-quality circuit is required to charge the battery in the circuit required. Battery charge circuit is extremely low The... Read more
Lipo ( lithium polymer ) batteries are mainly used in a lot of tools such as cars, ships, etc .. 3.7V is used for connecting 3 or more series to obtain the appropriate voltage is the most us... Read more
