QUESTION 3 In a certain frequency, the output voltage of a filter is 830mV and the...
3. The following output data are recorded from a test on a filter circuit when an input sinusoidal signal having an amplitude of 2V is applied with frequencies shown below. Complete the following: a. Draw the frequency response graph. b. Calculate the cut-off frequency from the graph and calculate the roll-off rate. c. Determine minimum filter order necessary to achieve the response. Explain. d. Draw the input and output waveforms on the same graph if the gain of the filter...
FrqRsp07 80 pF + Given: A series-resonant filter with a resonant frequency of 200 kHz has a quality factor of 15. Vi is the input voltage and V is the output voltage. Required: a. Determine the inductance value, L, in mH for the filter. b. Determine the resistance value, R, in k for the filter c. Determine the filter's gain in decibels, Gdb, at a frequency of 120 kiIz. d. Determine what type of filter this is. Solution: L= C...
1. The voltage input to an amplifying circuit is 40mV, and the output is 3v calculate the voltage gain in volts and in decibels. 2. The gain of a filter is -0.4 dB. Determine the output power when Pin = 1.4 W
Question 1 Design a lowpass filter, with cutoff frequency wc. The maximum gain of the fitler should be A dB, and the filter gain at angular frequency ws should be no more than As dB. Use as few circuit elements as possible. wc 1552(rad/s) A 22,48 (dB) ws 3776 (rad/s) As -17,98 (dB)
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...
BPF Filter Bandpass Filter The following circuit acts as a C This filter has a center (resonance) frequency at Hz. 27-VLC and a 3-dB bandwidth of BW = Hz. 2RC 3l f, and a passband for which the signal is This means that the filter has 0 dB gain at attenuated less than 3 dB centered approximately at f, from f,-BW2 to f.+BW/2 (this passband is not exactly centered at f, but its total width is BW) 3l8 Input Signal...
6) Use the RC filter to the right. a) (10pts) Find the voltage gain (Vo/Vin) of the circuit for very low frequencies, 12kΩ 10nF V va b) (10pts) Find the voltage gain of the previous answer in dB. c) (40pts) Use the provided semi-log grid to create an idealized Bode magnitude plot of the circuit's voltage gain. Be sure to label the cutoff frequency (Hz) and to properly represent any nonzero slopes. 6d) (20pts) Find the circuit's actual voltage gain...
Calculate SNR(dB) given a noise voltage specification of 500.5nV/sqrt(Hz), used over an audio frequency range of 20Hz to 20kHz, with a voltage gain of 55dB. The output voltage is 1.75 V. Calculate the noise voltage specification given SNR(dB) = 150dB using the same output voltage, frequency range, and gain as in number 3.
For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolbar, select "Bode Plotter". Change initial (I) and final (F frequencies to 1Hz and 200 KHz, respectively. Use a Voltage AC source as the input signal. You do not need to change any parameter from voltage AC source Connect "Bode Plotter" to input and output of your circuit...
Simulation For each filter mentioned in the following cases, first simulate the circuit using Multisim. You can get a plot of the transfer function that is called the Bode plot. From the right toolbar, select "Bode Plotter". Change initial (I) and final (F) frequencies to 1Hz and 200 KHz, respectively. Use a Voltage AC source as the input signal. You do not need to change any parameter from voltage AC source. Connect "Bode Plotter" to input and output of your...