The first stage of a 2 stage amplifier has a voltage gain of 10, a 600ohm input resistance, a 27Kohm output resistor for the 2nd stage these values are 81Kohm, 10Kohm & 1Mohm respectively, calculate the equivalent input noise figure of the amplifier if it is driven by a generator whose output impedance is 50ohm.
The first stage of a 2 stage amplifier has a voltage gain of 10, a 600ohm input resistance, a 27Kohm output resistor for the 2nd stage these values are 81Kohm, 10Kohm & 1Mohm respectively, calculate the equivalent input noise figure of the amplifier if it is driven by a generator whose output impedance is 50ohm.
Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Question
![The first stage of a 2 stage
amplifier has a voltage gain of
10, a 600ohm input resistance,
a 27Kohm output resistor for
the 2nd stage these values are
81Kohm, 10Kohm & 1Mohm
respectively, calculate the
equivalent input noise figure of
the amplifier if it is driven by a
generator whose output
impedance is 50ohm.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F512b61dc-8fa8-4a27-addd-0bb904ddd37a%2Fbeec15ec-7d77-4c7d-92f3-a710ad71b1d9%2Fu067tmb.png&w=3840&q=75)
Transcribed Image Text:The first stage of a 2 stage
amplifier has a voltage gain of
10, a 600ohm input resistance,
a 27Kohm output resistor for
the 2nd stage these values are
81Kohm, 10Kohm & 1Mohm
respectively, calculate the
equivalent input noise figure of
the amplifier if it is driven by a
generator whose output
impedance is 50ohm.
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