Licky's Column

How to Convert AC to DC using Diode, Transformer, Capacitor ?

by Licky Li

How to Convert AC to DC using Diode, Transformer, Capacitor ?

The transformer is first used to step up or down the AC voltage as needed. The AC voltage is then fed to the diode or a diode bridge. The diode(s)...

Industrial PCB Design: A Crucial Aspect of Modern Manufacturing

by Licky Li

Industrial PCB Design: A Crucial Aspect of Modern Manufacturing

In the complex landscape of modern industry, Industrial PCB (Printed Circuit Board) Design stands as a fundamental and indispensable element. Th...

Microwave Technology: A Pivotal Force in Modern Science and Industry

by Licky Li

Microwave Technology: A Pivotal Force in Modern Science and Industry

Microwave, a remarkable form of electromagnetic radiation, has emerged as a crucial element in various aspects of modern science and industry. It ...

Implant AI chips into the human body and use sensory control directly

by Licky Li

Implant AI chips into the human body and use sensory control directly

The concept of implanting AI chips into the human body and achieving direct sensory control is a topic that demands careful examination and conside...

MMC inverters, or Modular Multilevel Converters

by Licky Li

MMC inverters, or Modular Multilevel Converters

MMC inverters, or Modular Multilevel Converters, are advanced power electronic devices with several notable features and applications: Architectu...

How to Make 220V to 12V Converter at Home?

by Licky Li

How to Make 220V to 12V Converter at Home?

Components Required: Transformer: A step-down transformer with a primary winding rated for 220V and a secondary winding rated for 12V. Make sur...
Posted in circuit, design

Types of Resistors

by Licky Li

Types of Resistors

Resistors can be classified into several types based on different criteria, such as resistance adjustability, manufacturing materials, and special ...

Types of Electric Circuits

by Licky Li

Types of Electric Circuits

There are several types of electric circuits, which can be classified in different ways. Here are some common types: By Connection Type: Serie...

PNP Transistor is different from NPN Transistor

by Licky Li

PNP Transistor is different from NPN Transistor

PNP transistors and NPN transistors have several differences, including: Structure: PNP Transistor: Composed of two p-type semiconductors sand...

How to choose the appropriate substrate material for RF PCB design?

by Licky Li

How to choose the appropriate substrate material for RF PCB design?

1. Dielectric Constant (Dk) The dielectric constant determines the speed at which electrical signals propagate through the material. A lower Dk g...

Key Electrical Symbols for Power Systems and Circuit Diagrams

by Licky Li

Key Electrical Symbols for Power Systems and Circuit Diagrams

Resistor: Symbol: A zigzag line. It represents resistance in a circuit and is used to limit the flow of current. Resistors are used for voltage ...

Tantalum Capacitor Marking

by Licky Li

Tantalum Capacitor Marking

Tantalum capacitors are marked in several ways to indicate their specifications. Here are the common markings and what they mean: 1. Capacitance ...