In addition to performing tasks of amplification and switching, tubes…
A technician uses a stroboscope to “freeze” the rotation of a…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
What is the purpose of a seven-segment decoder circuit? What is a…
Before the advent of solid-state logic circuits, logical control…
In addition to performing tasks of amplification and switching, tubes…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
PARTS AND MATERIALS Two 6-volt batteries One NPN transistor—models…
In this circuit, the electric motor is supposed to turn on whenever…
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
An LED resistance calculator is perfect for when you have a single LED and need to know which resistor you should use.
PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…
Identify each of these logic gates by name, and complete their…
PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…
What would happen to this meter movement, if connected directly to a…
There are two basic Ohm’s Law equations: one relating voltage,…
You might have noticed on the table for specific resistances that all…
What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…
Explain how the microphone in your amplifier works. How, exactly, does…
Pulse Width Modulation (PWM) uses digital signals to control power…
This calculator helps you compute the inductance of a broadside coupled trace.
Example Derivatives of e Proportionality Constant When we say that a…
This calculator computes for the output pulse width of a 555 timer monostable circuit
PARTS AND MATERIALS Two 6-volt batteries Three NPN…
Power Capacity As has already been observed, transformers must be well…
Dielectric strength in kilovolts per inch (kV/in): Material*…
The Inductance Formula Wheeler’s formulas for inductance of air core…
The Parallel Wires of Infinite Length Suppose, though, that we had a…
How to Create a Band-stop Filter? Also called band-elimination,…
Read the following quotation, and then research the term…
Things start to get complicated when we need to relate two or more AC…
Digital computers communicate with external devices through ports:…
