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30th January 2004, 03:23 AM
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 need a simple voltage ampifier circuit hi can anyone give me a web address or a picture of a simple voltage amplifier circuit? i was thinking of changing 2mv to at least 1v so that my detector device can trace it  thanks dc | |
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30th January 2004, 03:50 AM
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| use an OpAmp with positive feedback. | |
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30th January 2004, 04:47 AM
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| Download the National Semiconductor Application note, AN-20. It will tell you all you need to know about op amps. www.nsc.com
__________________ see my website: www.geocities.com/russlk | |
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30th January 2004, 10:35 PM
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| need a simple voltage ampifier circuit Plot said "use an OpAmp with positive feedback" He means negative feedback. Len | |
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31st January 2004, 02:50 AM
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voltage amplifier  hi,would you like to try using the BJTs, that is still the basic building block of the op-amps. for proper operation and biasing try this site: http://www.rason.org its very informative
__________________ \"NONE BUT THE BRAVE DESERVES THE FAIR\" ~Shakespeare~ | |
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