The 2N2904 is silicon planar epitaxial PNP transistors in Jedec TO39 ( for 2N2905) and in Jedec metal cases. It is designed for high-speed saturated switching and general-purpose applications. 2N2904 Pinout 2N2904 Pin Configuration Pin … Read more
2n2904
This is an intriguing SW transmitter circuit or shortwave transmitter circuit tutorial, presented here in detail. Basically, the circuit is utilizing 12 MHz crystals to transmit the radio waves. Because of this 12 MHz crystal, … Read more