Re: simple preamp

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simple preamp

Posted by: andrew ()

Date: June 26, 2003 09:35PM

this is a very easy circuit to build - all parts can be found at the local electronics shop - no matter how worthless it (the local shop,) usually is...

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Re: simple preamp

Posted by: guest ()

Date: August 05, 2011 04:04AM

hi!i am working on a project where i have to take electrical signals from the skin,for a lie detector.the voltage usually varies between 1 and 5 millivolts.so,will this work for that?if not,can you help me with the amp.?

thanks,
Utkarsh. smiling smiley

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Re: simple preamp

Posted by: guest ()

Date: August 21, 2011 12:03AM

Hello, I'm building a similar circuit, and am wondering if it matters what kind of capacitors are used, ceramic or tantalum? And if it does matter, could you please explain why?

Thank you in advance,
Vignesh R.

							\| May 21, 2013
			Home Forum!! *Robotics Projects:* Smallbot *Electronics Projects:* SMT Reflow Serial Multiplexer *Project Log:* Current Projects My Bench Equipment				Preamps : Reconn's World Forum Attention! If you would like to post, but don't want to create your own account, use login:guest password:rw -- Enjoy! Goto Topic: Previous•Next Goto: Forum List•Message List•New Topic•Search•Log In•Print View simple preamp Posted by: andrew () Date: June 26, 2003 09:35PM this is a very easy circuit to build - all parts can be found at the local electronics shop - no matter how worthless it (the local shop,) usually is... Options: Reply•Quote Re: simple preamp Posted by: guest () Date: August 05, 2011 04:04AM hi!i am working on a project where i have to take electrical signals from the skin,for a lie detector.the voltage usually varies between 1 and 5 millivolts.so,will this work for that?if not,can you help me with the amp.? thanks, Utkarsh. Options: Reply•Quote Re: simple preamp Posted by: guest () Date: August 21, 2011 12:03AM Hello, I'm building a similar circuit, and am wondering if it matters what kind of capacitors are used, ceramic or tantalum? And if it does matter, could you please explain why? Thank you in advance, Vignesh R. Options: Reply•Quote Goto: Forum List•Message List•Search•Log In Array Sorry, only registered users may post in this forum. Click here to login This forum powered by Phorum.