A Differential Difference Amplifier with Preamplified Choppers for Electret/Condenser Microphones
碩士 === 國立中興大學 === 電機工程學系所 === 94 === This thesis proposes a differential difference amplifier with preamplified choppers for electret / condenser microphones. The most popular microphone preamplifier is source follower circuit. It can convert the impedance of microphone and extract the audio signals...
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| Format: | Others |
| Language: | zh-TW |
| Online Access: | http://ndltd.ncl.edu.tw/handle/02063637482679213538 |