One of the more fascinating applications of electricity is in the…
Research the FCC (Federal Communication Commission) guidelines on…
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.
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
Don’t just sit there! Build something!! Learning to analyze relay…
This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
What does the acronym RF stand form, in reference to radio-related…
“I think it is safe to say that no one understands quantum…
Don’t just sit there! Build something!! Learning to mathematically…
In addition to performing tasks of amplification and switching, tubes…
A tool designed to calculate skin depth based on the conductive material being used and the frequency of the signal.
The Q, or quality, factor of a resonant circuit is a measure of the…
The use of variable voltage for instrumentation signals seems a rather…
The smaller the cross-sectional area of any given wire, the greater…
There are three major kinds of power supplies: unregulated (also…
The SPICE (Simulation Program, Integrated Circuit Emphesis)…
How is it possible to assign a fixed value of voltage or current (such…
Since the enable input on a gated S-R latch provides a way to latch…
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.
By introducing electrical reactance into the feedback loops of an…
Fallacious reasoning and poor interpersonal relations account for more…
There are many different types of power sources, and here some of the…
The manufacture of only silicon based semiconductors is described…
In this circuit, three resistors receive the same amount of voltage…
Notice something important here: taking the derivative of f(x)…
As we saw earlier, a power system with no secure connection to earth…
This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit
A special type of relay is one that monitors the current, voltage,…
