Building virtually any electronic circuit from these small signal transistors and their complementary pairs may be feasible. This goes to show just how versatile and important these devices can be.
Almost 90 % of all medium power electronic gadgets incorporate 2N3055 transistors in their output stages – probably enough to prove the high versatility of the device. The article provides you with all the necessary details about this important electronic active component.
The article presents some very useful, assorted IC 555 application circuits, which depict the two basic operating modes of the IC- the astable and the monostable modes- and how they may be exploited for various applications.
The article relates the technical specifications of SCRs and their working principles through an easy to understand, step-wise explanation. The article also offers a few interesting SCR projects that can be easily built and used for the relevant purposes.
You might be very frequently hearing those “squeaking” alarm sounds, after which an individual can be seen confidently walking away from the car just parked in. The car owner just locked and armed his vehicle by activating a remote control system. We’ll learn how to make it here.
A cheap cassette player constructible design is discussed in this article. An interesting home electronic project for all those electronic enthusiasts who still believe and appreciate the versatility of these outstanding audio recording and reproducing devices.
The article describes a few simple oscillator circuits which are suitably dimensioned as different types of tone generators resembling the sounds of birds. The circuits are able to imitate bird sounds like that of a parrot, sparrow, and woodpecker.
Fluorescent lamps in most houses incorporate ordinary inductive ballasts, which are pretty inefficient and consume almost double the power. The competitive light fixture idea using white LEDs is amazingly power economical and comparatively cheaper to build. Learn the entire build procedure here.
The article discusses a PWM controlled, dimmable LED driver circuit design idea using a single IC HV9925 from Supertex Inc. The circuit supports a string of 10 to 12 high efficiency white LEDs, the included features in the IC ensures a current controlled and efficient power output to the LEDs.
The IC LM317 is so versatile that an almost unlimited number of different, small, high grade power supply circuits can be built using it. The configurations can be introduced for different applications for upgrading an existing unit with features that would virtually make it indestructible.