12 volt DC Power Supply from USB port The circuit given below infact is a 5 volt to 12 volt converter. It uses the 5 Volts from USB…
Description. Designing and building a USB sound card is no longer a head ache because we have got the PCM 2702 integrated circuit from Texas Instruments. The PCM2702…
USB LED Lamp Circuit Description Here is a simple USB powered lamp that can be used to light your desktop during power failures. The circuit operates from the…