Multisim and Ultiboard

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The inverting op amp. Where should I see that Dc gain? 

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Message 21 of 22
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At DC. laugh. Sorry, It's where the delay occurs that things start 'happening'. The RC stages create a 180 degree phase shift at one particular frequency. That turns the negative feedback into positive feedback, and therefore you get oscillation. 

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Message 22 of 22
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