What is the purpose of a seven-segment decoder circuit? What is a…
Worksheets - LCDs
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Textbook
In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
Textbook
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Textbook
In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
Textbook
This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.
Tools
In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.
Textbook
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.
Textbook
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Textbook
In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
Textbook
In addition to performing tasks of amplification and switching, tubes…
Textbook
Single Phase Synchronous Motors Single-phase synchronous motors are…
Textbook
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Tools
In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.
Textbook
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
Textbook
In this circuit, the electric motor is supposed to turn on whenever…
Worksheets - LCDs
Identify each of these logic gates by name, and complete their…
Worksheets - LCDs
Before the advent of solid-state logic circuits, logical control…
Textbook
What is the purpose of a seven-segment decoder circuit? What is a…
Worksheets - LCDs
In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
Textbook
A technician uses a stroboscope to “freeze” the rotation of a…
Worksheets - LCDs
Don’t just sit there! Build something!! Learning to analyze digital…
Worksheets - LCDs
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Worksheets - LCDs
Contributors to this chapter are listed in chronological order of…
Textbook
As strange as it may seem, any repeating, non-sinusoidal waveform is…
Textbook
In the beam power tube, the basic four-element structure of the…
Textbook
Bipolar junction transistors (Also known as BJTs) can be used as an…
Textbook
In this hands-on electronics experiment, you will build an analog integrator using an operational amplifier and learn about integration functions, op amp input bias currents, and how to limit the voltage swing of a potentiometer.
Textbook
Programming a circuit simulation with SPICE is much like programming…
Textbook
In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.
Textbook
In the previous section, we saw a circuit using one J-K flip-flop that…
Textbook
Like its bipolar cousin, the field-effect transistor may be used as an…
Textbook
The invention of the bipolar transistor in 1948 ushered in a…
Textbook
Single Phase Synchronous Motors Single-phase synchronous motors are…
Textbook
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
Textbook
The manufacture of only silicon based semiconductors is described…
Textbook
Contributors to this chapter are listed in chronological order of…
Textbook
This calculator determines the bias and feedback of resistors for an inverting op-amp.
Tools
So far, we’ve been analyzing single-battery, single-resistor…
Textbook
Explain how a moving-coil, or dynamic microphone works. Identify how…
Worksheets - LCDs
In this hands-on electronics experiment, you will build resistive current dividers and observe how Ohm's law and Kirchhoff's current law function in real circuits using a voltmeter and an ammeter.
Textbook
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