Understanding Automatic Gain Control

How do designers cope with a system that has highly variable input amplitude yet requires fairly constant output amplitude? Let’s take a look.

One of the first things...

What are the rules and guidelines for drawing good schematics?

A schematic is a visual representation of a circuit. As such, its purpose is to communicate a circuit to someone else. A schematic in a special computer program for that purpose is also a machine-r...

What's the difference between a schematic, a block diagram, a wiring diagram and a PCB layout?

Schematic

A schematic shows connections in a circuit in a way that is clear and standardized. It is a way of communicating to other engineers exactly what components are ...

Incandenza Bypass with Momentary Mod

Incandenza Bypass with Momentary Mod

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USB port PT100 trasnmitter schematic

If you want to learn how USB port works and full schematic USB port PT100 trasnmitter

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Air Conditioner Schematic of system

Inside
-evaporator coil in plenum
-refrigerant is gas LOW temperature Low pressure
- refrigerant is liquid low temperature low pressure
- expansion device
- blower
Out...

Cathode Ray Tube display diagram

Anode (entire screen)
Cathode ray tube
Deflection coils
Grid
Electron guns (red, blue, green)
RGB signals
VGA cable
High coltage supply (>20kV)
defection ...

How a color CRT TV works

- Cathode
- conductive coating
- anode
- phosphor-coated screen
- electron beams
- shadow mask
Beam of electrons are sent from the cathode/anode setup
Directed be...

Calculate the current going through 2kOhm resistor

Calculate the current going through 2kOhm resistor

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