VIEWS: 12 PAGES: 4 POSTED ON: 4/14/2011
Data Required in Reports Exp. 2 Low pass filter circuit diagram with R and C values Low pass filter frequency response data and fitted curve Low pass filter RC time constant and -3dB frequency Digitized waveforms of input and output with sine wave input at three frequencies, well below, at, and well above the -3dB frequency with phase shift value in angle identified Digitized waveforms of input and output with square wave input at three frequencies, well below, at, and well above the -3dB frequency with the rise time identified High pass filter circuit diagram with R and C values High pass filter frequency response data and fitted curve High pass filter RC time constant and -3dB frequency Digitized waveforms of input and output with sine wave input at three frequencies, well below, at, and well above the -3dB frequency with phase shift value in angle identified Digitized waveforms of input and output with square wave input at three frequencies, well below, at, and well above the -3dB frequency with the fall time identified DC resistance bridge circuit diagram Measured resistance values of three fixed resistors Calculated and measured resistance value of the potentiometer AC bridge circuit diagram Measured resistance values of two fixed resistors Ratio of capacitances as labeled and calculated Exp. 3 Digitized input and output waveforms with saturation voltages identified Circuit diagram, output waveform, and load resistance value when the output voltage is reduced by half from the saturation voltage Digitized waveform with slope or slew rate identified Circuit diagram of -20x amplifier Digitized sine input and output waveforms at 1 kHz showing the voltage gain of the amplifier Calculated gain from resistances as labeled Calculated gain from measured resistance values Measured gain at several frequencies, semilog frequency plot, and -3dB point Circuit diagram of -200x amplifier including the voltage divider if it is used Digitized input and output waveforms at 1 kHz showing the voltage gain of the amplifier Calculated gain from resistances as labeled Calculated gain from measured resistance values Measured gain at several frequencies, frequency plot, and -3dB point Measured offset before and after adjustment Exp. 4 Curve tracer I-V plot of 1N914 Measured I versus V data and plot of 1N914, both positive bias and negative bias Fitted curve in log scale and derived values of and Is Calculated values and plot of rd versus I Measured I versus V data and plot of Zener diode with breakdown voltage identified Digitized square wave input and output waveforms of 1N914 and 1N4001 Identify delay time, rise time, and fall time Circuit diagram of LED Qualitative description of brightness versus current Exp. 5 Circuit diagram and waveform of half-wave rectifier Circuit diagram and waveform of full-wave rectifier with and without a filter capacitor Voltage versus current from 0 to 100 mA (loading effect) data and plot. Take data at approximately, 0, 10, 50, and 100 mA. Ripple versus current from 0 to 100 mA data and plot Effect of resistance, 1 and 10 , on filter performance – loading effect and ripple Circuit diagram of Zener diode regulated power supply Voltage versus current data and plot Ripple versus current data and plot Circuit diagram of 7805 IC regulated power supply Voltage versus current from 0 to 100 mA data and plot Ripple versus current from 0 to 100 mA data and plot Measured minimum dc input voltage to 7805 Exp. 6 Circuit diagram of SCR ac controller with resistor load Digitized waveforms at gate and anode for three different values of R1 corresponding to minimum, half, and maximum output power and identify time during which SCR conducts Duration of on time versus R1 data Dimmer circuit diagram Qualitative brightness versus R1 data Exp. 7 Curve tracer plot of MOSFET Circuit diagram of MOSFET amplifier, calculations leading to the design, and actual values of R, C used (finalized design) Simulations of MOSFET amplifier, transient response with maximum voltage swing and frequency response Gain versus frequency data and plot with -3dB points identified Digitized waveforms, one showing clipping and the other maximum swing without clipping, with bias resistance values identified for both Identify the ac, dc loadlines and Q-point on the curve tracer plot Exp. 8 Circuit diagram of CMOS inverter Truth table of inverter Data and plot of output versus input voltage (transfer function) of inverter Digitized input and output waveforms of CMOS inverter. Rise time, decay time, and delay time Measured current of CMOS inverter as a function of frequency Power consumption versus frequency plot Ring oscillator circuit diagram Digitized ring oscillator waveform and measured frequency Calculation of ring oscillator frequency from delay time; comparison to experimentally measured frequency; comment or explanation Exp. 9 Measured input, output voltages and truth table of D flip-flop composed of NAND gates Digitized input and output waveforms of the divide-by-2, by-4, by-8, and by-16 counters Circuit diagram of divide-by-16 counter Circuit diagram of divide-by-10 counter Digitized input and output waveforms of decade counter Circuit diagram of 74LS123 oscillator Digitized waveforms at low, medium, and high duty cycle with frequency and duty cycle identified Data sets of R, C and corresponding frequency and duty cycle Exp. 10 Measured forward and reverse resistances of base-emitter junction Curve tracer plot of IC versus VCE, up to 20 mA Curve tracer plot of IB versus VBE, up to 200 A Calculated hFE and rc at 10 A < IB < 25 A BJT amplifier circuit design procedures BJT amplifier circuit diagram Simulated waveform at maximum output without clipping Simulated frequency dependence with -3dB frequencies identified Measured voltage gain as a function of frequency and frequency plot with -3dB frequencies Digitized waveform at maximum swing without clipping Loadlines and Q-point marked on IC versus VCE plot Data of output voltage versus load resistance Measured output impedance