PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
In addition to performing tasks of amplification and switching, tubes…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
Identify each of these logic gates by name, and complete their…
PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…
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.
What is the purpose of a seven-segment decoder circuit? What is a…
A technician uses a stroboscope to “freeze” the rotation of a…
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
PARTS AND MATERIALS Two 6-volt batteries One NPN…
Single Phase Synchronous Motors Single-phase synchronous motors are…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
In this circuit, the electric motor is supposed to turn on whenever…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
Before the advent of solid-state logic circuits, logical control…
An ideal transistor would show 0% distortion in amplifying a signal.…
Let’s analyze a simple series circuit and determine the voltage…
So far in our discussions on electricity and electric circuits, we…
Don’t just sit there! Build something!! Learning to mathematically…
If we take three equal resistors and connect one end of each to a…
PARTS AND MATERIALS Calculator (or pencil and paper for doing…
Don’t just sit there! Build something!! Learning to mathematically…
Feedback is a fascinating engineering principle. It can turn a rather…
PARTS AND MATERIALS 4011 quad NAND gate (Radio Shack catalog #…
Don’t just sit there! Build something!! Learning to mathematically…
As the name suggests, the tetrode tube contains four elements: cathode…
If vectors with uncommon angles are added, their magnitudes (lengths)…
Note: this is a very unique and useful property of e. As in…
This calculator computes for the output pulse width of a 555 timer monostable circuit
A serial-in, parallel-out shift register is similar to the serial-in,…
Calculate the voltage output by the secondary winding of a transformer…
The first and most straightforward network analysis technique is…
Resonance in a Tank Circuit A condition of resonance will be…
Shift registers, like counters, are a form of sequential logic.…
“I consider that I understand an equation when I can predict the…
Solve this equation for the value of x: x + 5 = 8 How many exact…
SCRs are unidirectional (one-way) current devices, making them useful…
It should be common-sense knowledge that liquids flow through…
Although many textbooks provide good introductions to digital memory…
How is it possible to assign a fixed value of voltage or current (such…
For ease of drawing complex circuit diagrams, electronic amplifiers…
Contributors to this chapter are listed in chronological order of…
Note that the direction of the arrow at the gate indicates the…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.
A calculator designed to compute the power-added efficiency (PAE) of an amplifier
You might have been wondering how charges can continuously flow in a…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
An important electrical quantity with no equivalent in DC circuits is…
In simple AC power systems, one of the two conductors is typically…
Definition of a Logarithm “log” denotes a…
Don’t just sit there! Build something!! Learning to mathematically…
If we were to express the series-connected DC voltages as phasors…
