Dynamo

Learn to make a AC Generator Simple Dynamo experiment This experiment shows Magnet +conductor+Motion=Current Make a coil of fine insulated wire wound on a plastic or cardboard tube. Connect the ends of the coil to a DC milliammeter or galvanometer (for demonstration purposes!). A center-zero meter is preferred for this Read more…

FM Transmitter

 Image of FM Transmitter Circuit Diagram of FM Transmitter The circuit uses only single Transistor but good voice quality. This Circuit is very simple and uses few components. Main part of the circuit is LC  ( Coil Capacitor ) Tank circuit to produce RF at required Frequency band. A transistor Read more…