Radio Shack Multimeter
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groggory
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Don't blow that much on a Radio Shack Multimeter.
Go pick up a $10 multimeter to hold you over.
Buy a TLE2426 rail splitter for your power supply section. And 1% vishays for your feedback resistors.
Later on you can pickup a good multimeter for not all too much.
Keep on truckin
Go pick up a $10 multimeter to hold you over.
Buy a TLE2426 rail splitter for your power supply section. And 1% vishays for your feedback resistors.
Later on you can pickup a good multimeter for not all too much.

groggory
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oh, and for resistor matching, build yourself a wheatstone bridge
spec20
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How's this one look? It's 9.99 http://www.multimeterwarehouse.com/dt830bf.htm
oh and what's a "wheatstone bridge" I can't match resistors with a
Multimeter? thanks.
oh and what's a "wheatstone bridge" I can't match resistors with a
Multimeter? thanks.
tangent
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Quote:
Google is your friend: http://www.google.com/search?q=%22wheatstone+bridge%22
Quote:
Not with a cheap one. Your meter must be more accurate than the accuracy you want in your matched pairs. For matching better than 1%, you need a pretty good meter indeed.
what's a "wheatstone bridge" |
Google is your friend: http://www.google.com/search?q=%22wheatstone+bridge%22
Quote:
I can't match resistors with a Multimeter? |
Not with a cheap one. Your meter must be more accurate than the accuracy you want in your matched pairs. For matching better than 1%, you need a pretty good meter indeed.
Excalibur
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Almost any other brand will be better than a Radio Shack meter. Their meters are crap. If you need one right away, get the cheapest name-brand you can find but make sure the specs. are adequate for your application.