Problem H a) Determine the closed-loop 3-db bandwidth. The op amp has a unity-gain frequency of 0.8 MHz. b) Determine the frequency at which the gain is a) -2db b) -4db) o Va O Vb Ra ww Rb Rd www V+ Vout

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Problem H
a) Determine the closed-loop 3-db
bandwidth. The op amp has a unity-gain
frequency of 0.8 MHz.
b) Determine the frequency at which
the gain is a) -2db b)-4db)
o
Va
O
Vb
+
Ra
$
Rb
Rd
ww
V+
Vout
O
R₁
1k
Ra
4k
Ra
R₁
1k 30k
Rb
4k
R₁
100k
Transcribed Image Text:Problem H a) Determine the closed-loop 3-db bandwidth. The op amp has a unity-gain frequency of 0.8 MHz. b) Determine the frequency at which the gain is a) -2db b)-4db) o Va O Vb + Ra $ Rb Rd ww V+ Vout O R₁ 1k Ra 4k Ra R₁ 1k 30k Rb 4k R₁ 100k
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