Figure Q3 (b) shows the circuit of an active filter. (1) Identify the type of filter...
Circuit Analysis Zo Is Zi ALi If FIGURE Q3(b) negative feedback network (b) Figure Q3(b) shows an amplifier with a Given Zof 100 kQ, Zo = 10 kQ and A 50 State the feedback topology and the amplifier type (i) (2 marks) (ii) Calculate the gain without feedback, A and the feedback factor, B. (6 marks) (iii) If the low cutoff frequency of the amplifier with feedback network (fL) is 300 Hz, calculate the low cutoff frequency (fi) if the...
TE Question 5 (20 marks) An active filter circuit is shown in Fig. 4. The cut-off frequency of this active filter is 1590Hz. The Input impedance and voltage gain of this filter are 10k0 and -5VN respectively Vout R1 vin R2 C1 Fig. 4 By assuming the operational amplifier, A is ideal, answer the following questions: (a) () State the type of this active fiter. (i) Explain the characteristic of this active filter. [2 marks] 3 marks] (b) 0) Calculate...
1. For the filter of Figure 7.24: (a) Identify the type of filter. (b) Find the cutoff frequency. (c) Attach a second stage with the same cutoff frequency that does not load the first one
please write clearly with steps. thank you Q3. (a) Derive the differential gain for the following equivalent circuit of a differential amplifier. (1o pts) iel el ie RE Ri iel Figure 6. Differential mode small signal equivalent circuit of basic differential amplifier. (b) Given that Ac-0.5 and Ad-9o for a differential amplifier. Find CMRR. (5 pts) (e) Design a first order low pass filter with cut-off frequency of 20 kHz. Assume that pass-band gain is 16dB. You can use Figure...
Could someone please write worked solutions? Thanks R. Figure 1 Consider the filter circuit that is shown in Figure 1 1. Determine the voltage at node a in terms of the passive component variables. (7 marks) 2. Determine the Laplace transfer function H(s) = Vo/Vi. Subsequently, identify the resulting filter type including its order. (9 marks) 3. If R-1k and C-10HF, determine the gain, cut-off frequency, and the quality factor of this filter. (6 marks) 4. If the input signal...
Active Low-pass and High-pass Filters for Crossover Circuitry (PSPICE) Design a first order active high-pass filter with cut-off frequency of 1 kHz & gain 20dB. Design a first order active low-pass filter with cut-off frequency of 1 kHz & gain 20dB. Plot the magnitude and phase responses of the active high-pass and low-pass filters you have designed using PSpice (Use UA741 Op amp and ±12V dual supply). Connect your active low-pass and high-pass filters as shown in Fig. 1-b. Assume...
matlab code as well please. 7. (100) Design a bandpass FIR filter with the following Spec: (a) Lower cut off frequency: 1250Hz, (b) lower transition width: 1500Hz, (c) upper cutoff frequency: 2850 Hz, (d) upper transition width: 1300 Hz, (e) stop band attenuation: 60dB, (f) passband ripple 0.02 dB, and (g) sampling frequency: 8000Hz. Your answer needs to include (i) normalized frequencies, (ii) Window type, (iii) order of the filter and their numerical values computed by matlab command firwd(), and...
What type of filter is the circuit? a) Low Pass b) High pass c) Band stop d) Band pass What type of filter is the circuit? a) Low pass b) high pass c) band stop d) band pass I + What type of filter is the circuit? a) Band Pass b) Low pass c) Band stop d) High pass
b) An amplifier has values of V = 24mV and Vout gain of the circuit 2V. Calculate the dB voltage (2 marks) c) For the circuit shown in Figure 11, calculate the lower critical frequency due to the output RC circuit. Vec +15 V R 3.9 LO C V. R. 0.33 uF 2N3904 600 n 0.1 F 5.6 k REI 33 0 R 22 k 50 mVpp 1.5 k 100 F (5 marks) Figure 11 12. a) Name the type...
please answer all the parts and show the work. THank you so much An active filter circuit is given in the Figure 1 a) Obtain the filter transfer function. What is the order of the filter? b) Sketch the magnitude of the frequency transfer function. What type of filter does it represent? c) Estimate the cutoff frequency and the roll-off slope of the filter. R1 C1 C2 R2 (K-1)R Figure 1. Circuit for Problem 6