Determine the response of the circuit H(s)

In summary, the conversation discusses dividing a circuit into two halves and calculating the transfer function for each half. The first half was successfully calculated, but there is uncertainty about the second half. The role of amplifier A is also mentioned as a means of separating the two parts of the circuit.
  • #1
AAA2010
1
0
http://www.instantfilehosting.com/images/access/number-7427.jpg

i divided the circuit into two halves. i did the first half which is from X(t) till A. i got [(1+Rb/Ra)*1/(R1C1)]/[S+1/(R1C1)] but I'm not sure if i did it right and i don't know how to do the second part. can anyone help me please
 
Last edited by a moderator:
Physics news on Phys.org
  • #2
A is simply an amplifier. The voltage at the right side is the voltage at the left side multiplied by the gain A.
The transfer function of the circuit to the right is calculated in the same way you did for the left circuit..
The role of the amplifier A is to separate the two parts of the circuit, so that the input impedance of the second circuit does not influence the first one.
 

1. What is H(s) in a circuit?

H(s) is the transfer function of a circuit, which describes the relationship between the input and output signals in the frequency domain.

2. How is the response of a circuit determined?

The response of a circuit is determined by analyzing the transfer function H(s) using techniques such as Laplace transforms or frequency domain analysis.

3. What factors affect the response of a circuit?

The response of a circuit can be affected by various factors, such as the circuit components, their values, and the frequency of the input signal. The type of circuit (e.g. low-pass, high-pass) also plays a role in determining the response.

4. Can the response of a circuit be modified?

Yes, the response of a circuit can be modified by changing the values of the circuit components or by adding additional components. This can be done to achieve a specific response or to improve the overall performance of the circuit.

5. How can the response of a circuit be tested?

The response of a circuit can be tested by applying different input signals and analyzing the output signals. This can be done using specialized equipment such as oscilloscopes or through simulation software.

Similar threads

Engineering Step response of RC circuit with independent voltage and current sources
    • Engineering and Comp Sci Homework Help
Replies
7
Views
2K
Engineering Impulse Response of an RLC Circuit
    • Engineering and Comp Sci Homework Help
Replies
17
Views
5K
AC - Node Voltage Method for difficult circuit
    • Engineering and Comp Sci Homework Help
Replies
4
Views
1K
Any advice to make this Op-Amp temperature controller circuit work?
    • Engineering and Comp Sci Homework Help
Replies
34
Views
2K
Engineering What Voltage Should Be Applied to Achieve a Change in Capacitor Energy of 4uJ?
    • Engineering and Comp Sci Homework Help
Replies
1
Views
2K
How to determine drain-source voltage for this MOSFET amplifier.
    • Engineering and Comp Sci Homework Help
Replies
0
Views
505
Engineering Why Is Nodal Analysis Confusing in This Circuit Example?
    • Engineering and Comp Sci Homework Help
Replies
7
Views
893
Calculating Copper Wire Gauge for Resistance Thermometer Bridge Circuit
    • Engineering and Comp Sci Homework Help
Replies
6
Views
1K
Engineering How would I solve this using Laplace transformation?
    • Engineering and Comp Sci Homework Help
Replies
4
Views
1K
Engineering Circuit theory: capacitor energy storage and discharging/charging times?
    • Engineering and Comp Sci Homework Help
Replies
10
Views
1K

Hot Threads

Recent Insights

Back
Top