Electronics Projects Circuits | Page 3 of 100

Dreams build Labs and create electronic inventions

I love electronics very much. But I have had health problems Because too obsessed with electronicsPeople must eat safe food. Because we are part of nature. We can't eat transistors.…

November 12, 2020Alternative EducationNo Comments

TDA2030 Bridge amplifier project 35 watts

Amplifiers

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.

November 8, 2020Amplifiers11 Comments

100 watts OTL Power Amplifier circuit using transistors

Amplifiers

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?

October 29, 2020Amplifiers25 Comments

STK4231II stereo audio amplifier circuit

Amplifiers

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.

October 25, 2020Amplifiers44 Comments

100 watts DC Servo MOSFET amplifier circuit

Amplifiers

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. [...]

October 19, 2020Amplifiers16 Comments