Concept explainers
(a) Design a three−pole low−pass Butterworth active filter with a cutoff frequency at
(b) Determine the magnitude (in dB) of the gain at (i)
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MICROELECT. CIRCUIT ANALYSIS&DESIGN (LL)
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- in Active Band Pass Filter Discuss the meaning of the quality factor and how band-pass filters are classified.arrow_forwardBandwidth of an active filter is related to A. the size of filter memory B. size of filter capacity in term of frequency C. size of filter accuracy in term of frequency D. filter capability to amplify its gainarrow_forwardHow can I add two voltages values together with on op amp? Using op amps, how to make an AD Converter? A DA Converter? What components determine the frequency of an astable, 555 oscillator? Draw the circuit. Draw a circuit for both an astable and a monostable, 555 multivibrator. What is the duty cycle and percentage duty cycle of a pulse train or square wave? What is the overshoot, rise time, fall time, and pulse width of a pulse and where on the waveform is each measured?arrow_forward
- 2. The quality factor of the active filters is a a. Function of lower corner frequency (FL) c. function of bandwidth 3. The advantage of the active filters are a. they need supply power c. low cost 4. The twin T-filter (Notch) can be used good as a. high quality band-pass filter c. high-pass filter 5. The advantage of the comparator Schmitt trigger circuit is: b. function of higher corner (FH) frequency d. none of these b. they used sets definite signal limits d. sensitivity variations b. specific band-reject filter d. wide band -reject filter b. immune to erratic triggering caused by slowly immune to erratic triggering caused by noise changing input signals a. c. producing a cleaner output signal d. all of them 6. A 8-bit R-2R DAC converter with Rf=10R =10 kN and Vref=1.5V, the LSB equals a. - 0.00586V b. -0.586 V c. - 0. 0586V d. none of these 7. A typical instrumentation amplifier has a. high CMRR b. unity gain c. low input impedance d. all of them 8. When an instrumentation…arrow_forwardGiven a 3 stages system comprised of two amplifiers and filter. The input power Pin = 0.1 mW. The absolute power gains are AP1 = 100, AP2 = 40 and AP3 = 0.25. Determine a) the input power in dBm b) output power (Pout) in watts and dBm c) the dB gain of each of the 3 stages d) the overall gain in dBarrow_forwardDesign a first order active low pass filter using a single ideal Operational Amplifier (Op-Amp) as follows: a) Draw the circuit diagram of the filter. b) Derive the transfer function of the filter.arrow_forward
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