A bipolar transistor has parameters
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Microelectronics: Circuit Analysis and Design
- Suppose Rc=10 k, Rb=1k, Vcc=4V, Vi =5V, and β= 200. Find Vbe, Vce, Ic, and the region of operation.arrow_forwardi) A communication system employs a continuous source. The channel noise is white and Gaussian. The bandwidth of the source output is 10 MHz and signal to noise power ratio at the receiver is 100. (a) Determine the channel capacity. (b) If the signal to noise ratio drops to 10, how much bandwidth is needed to achieve the same channel capacity as in (a). (c) If the bandwidth is decreased to 1 MHz, what S/N ratio is required to maintain the same channel capacity as in (a).arrow_forwardIn the circuit shown in the figure, Vcc = 12 V, Vin = 10 mV, β = 100, r0 = 40 kΩ, RB = 360 kΩ, RC = 3.3 kΩ, RE = 220 Ω, Rs = 0.5 kΩ and RL = 7.1 kΩ . Accordingly, find the voltage gain (Vout/Vin) of the circuit. NOTE-1: The output impedance of the transistor r0 will be taken into account in the calculations.NOTE-2: Capacitors are negligible at midband frequency.arrow_forward
- In the circuit shown in the figure, Vcc = 12 V, Vin = 10 mV, β = 100, r0 = 40 kΩ, RB = 360 kΩ, RC = 3.3 kΩ, RE = 220 Ω, Rs = 0.5 kΩ and RL = 42.1 kΩ . Accordingly, find the voltage gain (Vout/Vin) of the circuit.NOTE-1: The output impedance of the transistor r0 will be taken into account in the calculations.NOTE-2: Capacitors are negligible at midband frequency.arrow_forwardIn the circuit given in the figure, β = 100, r0 = 40 kΩ, RB = 360 kΩ, RC = 3.3 kΩ, RE = 220 Ω, Rs = 0.5 kΩ and RL = 53 kΩ. Accordingly, find the voltage gain (Vout/Vin) of the circuit.NOTE-1: The output impedance of the transistor r0 will be taken into account in the calculations.NOTE-2: Capacitors are negligible at midband frequency.NOTE-3: The applied ac voltage has an amplitude of 10 mV and a frequency of 1 kHz.arrow_forwardMultiple Choice directions: Circle the letter of the answers 7. This is a special microwave coaxial cable used in the lower microwave bands L, S, and C. a. Flexible coaxial b. All of the above c. Hard line cable d. Braided coaxial 8. The practical microwave region is in the vicinity of a. 1-10 GHz b. 1-20 GHz c. 1-300 GHz d. 1-30 GHz 9. In a hybrid ring, if the signal is applied at port 1, which port has no output? a. 3 b. 2 c. 1 d. 4 Note: Explanation is not needed just provide the correct answers for each number.arrow_forward
- Electronic Since k = 0.35x10^3, VGSQ = 6.2 V, VGS(Th) = 2.4 V, RF = 100 MΩ, RG = 10 MΩ, RD = 7.6 kΩ, RS = 2.2 kΩ and RL = 21 kΩ in the circuit in the figure, the output voltage In which option is the amplitude value (Vout) given correctly? NOTE-1: E-MOSFET output impedance is rd = 70 kΩ and should be taken into account in calculations. NOTE-2: Capacitors are of negligible size at mid-band frequency. NOTE-3: It is within the 5 kHz mid-band frequency.arrow_forwardBandwidth beta=250Hz, center frequency f0=750Hz of the band-proof circuit consisting of serial LCis desired.If the capacitor value is 100nF, what should the R and L values be?arrow_forwardFor a mosfet amplifier circuit, how can I choose an input and output capacitor with poles at 10Hz and 100Hz? Where RC = 1/w.arrow_forward
- In the circuit below, it is given as RE=1kΩ, RC=5kΩ, VEE=2V, VCC=8V. Parameters of the transistor in the circuit are given as aac =0.98,β0=100. Calculate the input and output impedances of the circuit and the current and voltage gains for medium frequencies.arrow_forwardThe quality factor for the TE101 mode in a hollow rectangular resonator is given as; What should be the size of the resonator so that the quality factor of a hollow cubic resonator made of a conductor with a skin thickness of 0.50 nm is 25,000?arrow_forwardTuned Circuit Design Using a VARICAP (a) Refer to the capacitance curves for the Motorola 1N4002 The input tuning circuit of a standard analog FM radio is given below. Specify, that is design for, a voltage, capacitance, and inductance required to tune the circuit to the center frequency of KUMD-FM which operates at 103.3 MHz. Sketching and labeling a representative resonance curve is required to support your calculations. There is no single correct design answer set of values since it depends upon the voltage you initially select to tune your diode.arrow_forward
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