According to the standard scheme for LM1875 beautiful design pcb design will certainly give better quality sound extremely simple understandable way 🙂
Frequency Response: 14 Hz to 100kHz Harmonic Distortion: “0.04% SNR: 105 dB Rated output power: 20 W
LM1875 Integrated Circuit use the computer without connecting to the Cooler cooler can use in power supply
LM1875 Amplifier schematic
Symmetrical Power Supply Circuit Diagram
Part List
1Ω 1w
10Ω
1k 2 pcs
22k 2 pcs
1MΩ
2.2uf 16 volts Non-Pole
22uf 16 volts Non-Pole
220uf 35 volt 2 pcs
330pf 50 volts
100nf 63v 2 pcs
220nf 100v
LM1875
2.5 A Fuse 2 pcs
2 fuse holders
Double Terminal 2 pcs
triple terminal
Symmetrical Supply Circuit
1N5404 4 pcs
4700uf 35 volt 2 pcs
Triple clips 2 pcs
2×18v 60 watt Transformer
LM1875 pcb file (Sprintlayout- 5) :
Password: 320volt.com
Published: 2008/03/23 Tags: audio amplifier circuits, ic amplifier, simple circuit projects
USB to RS232 Converter Circuit FT232AM MAX3245
Found on notebooks with serial port can output this circuit on the circuit board Protel PCB FT232A and MAX3245 have a schema file .. USBPCB3.PCB and usb1.sch schema files prepared by PROTEL99-SA