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* A very powerful concept is the voltage divider, it allows us to attenuate (but not amplify!) any voltage in any circuit | * A very powerful concept is the voltage divider, it allows us to attenuate (but not amplify!) any voltage in any circuit | ||
http://tinyurl.com/yxhsk8sc | http://tinyurl.com/yxhsk8sc | ||
* We will use the OpAmp (=operational amplifier) to amplify the small signals from our microphones to usable and less noisy signals before we digitize them in the computer | |||
http://tinyurl.com/yxrdh8gx | |||
==Further Reading== | ==Further Reading== | ||