inverting amplifier
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inverting amplifier

 
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sannydrops



Joined: 11 Feb 2006
Posts: 2
Location: Philippines
Posted: Sun Feb 12, 2006 5:27 am    Post subject: inverting amplifier Reply with quote
Books say that inverting amplifiers have a negative gain. But how come my inverting amplifier (a 741 op-amp) doesn't have a negative gain but still has the same magnitude?


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neon



Joined: 25 Feb 2006
Posts: 594
Posted: Sat Feb 25, 2006 12:55 pm    Post subject: Reply with quote
you missunderstand the book. negative gain refers to sign changing put in a pos input you will get a negative output.
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