STK Power amplifier circuit,100W-150W using STK4048
This is Hybrid power amplifier circuit with PCB layout,100W-150W using STK4044XI,STK4046XI,STK4048XI so low THD and low and full protection system […] Read more
Ham radio power supply circuit with RFI elimination
Here is Ham radio power supply circuit using LM350T x4 in parallel for Amateur radio CB/RF/VHF. The output is 13.8V at 10A current. It is good circuit with PCB low noise RFI elimination. Read more
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