An EDFA amplifier has a rating of 20 dBm. However, when using an optical power meter only mW is offered. What reading should you expect on the optical power meter? (round to two decimal places)
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- Question 3 Consider the following cirucit: in + V1 R1 5 PULSE (0 2 1 1 1 1) (Note again the unrealistic diode characteristics.) The input is a ramp: 2.0V- 1.6V- 1.2V- 0.8V- 0.4V- 0.0V- 0.0s 0.2s 0.4s 0.6s 0.8s out .tran 2 .model diode D(Ron=5 Vfwd=1 Roff=1G) V(in) D1 diode 1.0s 1.2s 1.4s 1.6s 1.8s 2.0s The output voltage is similar to the input voltage, except that it breaks at a certain voltage and reaches a different final value. Find the break voltage and the final value of the output.Repeat example 35 for FWD and firing angle Fa) 60°. 215 l65 D1985 Example 35: A full wave rectifier used 220V, with firing angle 10° ,total resistance load 5 KQ, inductance 2.34 H,and frequency 60HZ, Draw and calculate: (a) VD.c and Ipc (b) VD.C(Max) (c) Vn (d) Vorms-Vin What is the steady-state output voltage if diodes. O a. O b. O c. O d. O e. O f. Vin Vo = -34V Vo = -28V vo Vo = -32V Vo = -30V Vo = -36V = 25:1 D2 JFI None 450sin (200t) V? Vy=1V for both Hii D1 VO :2μF =1μF
- For a half-wave rectifier that converts 60Hz AC to 12V DC voltage with no more than 1% ripple at a load current of 1A, the required capacitance of the filter capacitor should be at leastQ4) Determine and sketch the output voltage across the load resistor (RL) for the circuit shown below (assume Si diodes) V_DC V DC 0,75 (1+ 0.25 V_SIN V SIN RL -1 V SOR V_SQR 0.75 -0.75 V TRI 1 V_TRI -1A clamper circuit has 20 Vp-p. 100Hz square wave input voltage. The circuit consists of silicon diode IN4001 and 3V battery as shown in Figure 1 C. 0.1 µF D R Vi(t) 50 k2 Vo(t) 3 V Figure 1 a) Find the output voltage for all input voltages values. b) Sketch the output waveform, Vo(t).
- Q2) The expected average and RMS output voltage of the following PLECS circuit is equal to Single-phase diode rectifier L: 0.05 01 V_R (V i_N Scope V: 120 w: 2*pi*60 v_N R: 2.50 C: 500e-6 Oa) 40V, 84.85 V Ob) 38 V, 84.85V c) 38V, 80.2V O d) 40V, 38V Probe ProbeCIRCUIT DIAGRAM : D1 IÑ4001 AC Source RL 1K Q VOUT PROCEDURES : 1. Construct the half-wave rectifier circuit as shown. 2. Monitor the input voltage using the oscilloscope. Adjust the oscilloscope to show at least two complete cycles of the input signal. Draw the input waveform in Graph 1 and measure the peak-to-peak value. Record this in Table 1. Convert this value into RMS value using the formula: 3. 4. Vp-p Vp-p P-P VRMS 2.8281. The applied voltage in a Germanium diode is found to be 0.41 V with a threshold voltage of 26 mV and saturation current of 1 nA Calculate for the diode current. 2.The voltage as the switch is closed for an SCR circuit is found to be 4V and the current is 0.2A Compute for the average power conduction loss for a frequency of 60 H2 Assume the tum on and turn off time is 0.12 m and 0.25 ms respectively 3.If the trigger voltage in the circuit is replaced by SV, the series resistor by 330 ohms, compute for the gate current at the SCR when Switch 1 and 2 are momentarily switched on. The voltage at the gate to cathode is 0.7V while that of the voltage from anode to cathode is 10V 4.Id=11.84 mA n=2, and the applied bias voltage is 0.5V and the temperature requirement is at 20°C. Findthe diode saturation current 5.For a frequency of 60 Hz, compute for the average power conduction loss if the difference in the turn off and turn on time is 10 ms and the instantaneon power is given as a…
- For the given circuit below, it operates on a peak-to-peak input voltage of 104.6 V, F = 60 Hz household supply through a step-down transformer with turns N1 = 10 and N2 = 1. %3D Silicon diodes are used with a 1 Kiloohms load. Determine the output peak voltage (in volts). D1 D2 ... AC Input Vsec B (source) D3 D4 Load O 7.32 3.83 6.63 O 3.74 eeleWhat voltage is boosted at the output of a multiplier. a) average b) rms c) peak d) instantaneous Which assumption is not used in the analysis of multipliers? a) a capacitor will not discharge b) start with the cycle of the source that will forward bias the nearest diode c) the output will always be multiplied d) a single diode is forward biased at a time A voltage multiplier a) multiplies the output voltage b) has very high voltage and low current c) can employ inductors d) may not have equal numbers of diodes and capacitors A voltage regulator maintains constant voltage at the load regardless of variations at a) the input and output b) the load c) source d) in the environment Between a lower percent regulation and a higher one, which is better? a) lower b) higherier quesuon Will save this response. Quèstion 6 Power supply circuit is delivering 0.5 A and an average voltage 20 V to the load as shown in the circuit below. The ripple voltage of the half wave rectifier is 0.5 V and the diode is represented using constant voltage model. The smoothing capacitor value is equal to iL-DC =05A RL VLDC =20V 220V omsb 0.01 F 0.02 F 0.0167 F Hows b None of the above DEV Chp