In addition to performing tasks of amplification and switching, tubes…
PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…
In addition to performing tasks of amplification and switching, tubes…
What is the purpose of a seven-segment decoder circuit? What is a…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
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 Two AAA Batteries Battery Clip (Radio Shack…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
A technician uses a stroboscope to “freeze” the rotation of a…
PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…
PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…
Before the advent of solid-state logic circuits, logical control…
In this circuit, the electric motor is supposed to turn on whenever…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
Identify each of these logic gates by name, and complete their…
This is a schematic for a simple VCO: The oscillator is of the RC…
What hazards might be posed by a circuit with excessive current going…
A third variation on the counter-DAC-based converter theme is, in my…
For reference, this section introduces the terminology used in some…
As strange as it may seem, any repeating, non-sinusoidal waveform is…
A semiconductor device is one made of silicon or any number of other…
So far, the filter designs we’ve concentrated on have employed…
The purpose of the parallel-in/ parallel-out shift register is to take…
In the last section, we learned what would happen in simple…
There was some historic crude, but usable were some historic crude,…
Also called the parallel A/D converter, this circuit is the simplest…
This tool calculates the cutoff frequency of a rectangular waveguide
With this lesson, I hope to avoid a common mistake found in…
Three-Phase Alternator Let’s take the three-phase alternator…
All entries arranged in alphabetical order of surname. Major…
A calculator for solving the maximum current a microstrip can handle.
PARTS AND MATERIALS Four 6-volt batteries 12-volt light bulb, 25 or…
Digital circuits are circuits dealing with signals restricted to the…
PARTS AND MATERIALS IBM-compatible personal computer with sound card,…
Although the prime intent of octal and hexadecimal numeration systems…
