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Behringer UCA202 / UCA222 USB Soundcard headphone improvement
DC Op-Amp Circuits
LASER diode driver
Op-amp Basics (part 1)
Create an light-sensor Analog Squawk circuit!
DARK/LIGHT SENSOR BASED ON the LM741 opamp
DIY Line Follower Sensor Array
The Transimpedance Amplifier Circuit
Anti-Theft Alarming System
Efficient PWM driver (flyback or other applications)
Posted:Aug 28, 2009
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