After applying some of the general troubleshooting tips to narrow the…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will connect batteries in series and learn the relationship between the individual battery voltages and the total series voltage.
Don’t just sit there! Build something!! Learning to mathematically…
If we were to express the series-connected DC voltages as phasors…
Generally speaking, how many “time constants” worth of time does…
In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
In simple AC power systems, one of the two conductors is typically…
At the beginning of this chapter, it illustrates how transistors could…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.
A rheostat (variable resistor) and a switch are both examples of…
Don’t just sit there! Build something!! Learning to mathematically…
When an alternator produces AC voltage, the voltage switches polarity…
In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure current using the ammeter function.
In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.
In this circuit, three resistors receive the same amount of current (4…
Programming a circuit simulation with SPICE is much like programming…
What is a harmonic frequency? If an oscillator circuit outputs a…
As was stated in the last chapter, there is more than one type of…
In these hands-on semiconductor electronics experiments, learn to build and test circuits using discrete silicon (Si) devices, including diodes and transistors. Also, learn important circuit designs, including rectifiers, current mirrors, amplifiers, and oscillators.
What is a harmonic frequency? If an oscillator circuit outputs a…
The choice of step-down transformers to use in a project such as this…
A helpful tool for calculating the impedance of a wire microstrip.
Don’t just sit there! Build something!! Learning to mathematically…
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
In an ideal case, an inductor acts as a purely reactive device. That…
In this hands-on semiconductor electronics experiment, build a simple DC voltage regulator circuit and learn how to use reverse-biased Zener diodes as voltage clamps.
What is the purpose of the switch shown in this schematic diagram?
A transmission line of infinite length is an interesting abstraction,…
Define the following terms: energy, work, and power.
Note that the direction of the arrow at the gate indicates the…
So far, we’ve been analyzing single-battery, single-resistor…
Parallel-in/ serial-out shift registers do everything that the…
Normally, the ampacity rating of a conductor is a circuit design…
In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.
Define the following acronyms as they apply to digital logic circuits:…
The Use of Logic Gate Inverters and buffers exhaust the possibilities…
This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
Complementary Output Gates It is sometimes desirable to have a logic…
What do we do if we come across a circuit more complex than the simple…
In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.
Decibel as Absolute Unit of Power It is also possible to use the…
In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.
When plotted on a curve tracer, the characteristic curve for a normal…
Synchronous motors load the power line with a leading power factor.…
Suppose a 12 volt lead-acid battery has an internal resistance of 20…
Mutual inductors are inductors that capitalize the effect of mutual…
Perhaps the most important consideration of an ADC is its resolution.…
What is Kirchhoff’s Voltage Law (KVL)? The principle known as…
Up until this point, our analysis of transistor logic circuits has…
An inductor is a passive two-terminal electrical component that…
Bipolar transistors are constructed of a three-layer semiconductor…
A Link Budget puts into account all gains and losses a signal goes through in a system as it is transmitted. The calculator calculates the power of the received signal given amplifier and antenna gains, and medium loss.
JFETs, like bipolar transistors, are able to “throttle”…
Real operational amplifiers have some imperfections compared to an…
A calculator for computing the impedance of a wire stripline.
When capacitors are connected in series, the total capacitance is…
