Saturday, March 28, 2015
This is the circuit diagram of 100W amplifier with paired transistor 2N3055 and MJ2955. 2N3055 and MJ2955 is a silicon power transistor used mostly in amplifier and power supply circuitsbut it is designed for general–purpose switching and amplifier applications. 2N3055 transistor is packed in a TO-3 can, the maximum power rating is 115W, voltage 60V and 15 amperes maximum with a beta gain of 20 to 70 at a collector current of 4A.
Tuesday, November 18, 2014
Friday, June 20, 2014
This is the schematic diagram of power audio amplifier using single power IC LM12 / LM12CL. The design is very simple. This power amplifier needs power supply with dual polarity output ( +, gnd, - ), don't exceed than 60V : (+30V) ; ground ; (-30V).