TDA2030 Bridge amplifier circuit
SEE! TDA2030 Bridge amplifier circuit diagram with PCB layout, output of 35 watts at 8 ohms speaker. It use Dual 15V DC power supply at 2A. Read more
100 watts OTL amplifier circuit using transistor MJ15003-MJ15004
If you are looking for Small PA amplifier circuit using transistors. This may be first choice for you. The output is 100 watts power, very loud and very durable, easy to builds. Is is real? Read more
STK4231II 2 channel 100w stereo audio amplifier circuit
See STK4231II and build a 2 channel OCL 100W stereo audio amplifier circuit with PCB layout. It’s easy, small without adjusting, and cheap. Read more
100W DC servo amplifier circuit using Power MOSFET
DC servo amplifier circuit, OCL Output 100w , use mosfet k134+j49 or Mosfet J162 + K1058, Output 112W at Speaker 8 OHM. Power Supply +56V/-56V 4A /Ch. […] Read more
Basic of Impedance and Reactance in Definition, Formula
Although you can make an amplifier with good sound quality. Understanding these things is very useful as well. Read more