Licky's Column

Difference between Ammeterand and Voltmeter ?

by Licky Li

Difference between Ammeterand and Voltmeter ?

The main differences between an ammeter and a voltmeter are as follows: Function: An ammeter is used to measure electric current, while a voltmet...

How to effectively organize the layout to reduce PCB design errors?

by Licky Li

How to effectively organize the layout to reduce PCB design errors?

To effectively organize the layout to reduce PCB design errors, you can follow these steps: Divide into functional blocks: Group components base...

What is the difference between RF and microwave?

by Licky Li

What is the difference between RF and microwave?

The main differences between RF (Radio Frequency) and microwave are as follows: Frequency Range: RF generally encompasses a relatively broad rang...

How to improve the efficiency of wireless radio frequency energy harvesting?

by Licky Li

How to improve the efficiency of wireless radio frequency energy harvesting?

To improve the efficiency of wireless radio frequency energy harvesting, the following methods can be considered: Optimize the antenna design...

How to choose a drive IC for a micro stepper motor?

by Licky Li

How to choose a drive IC for a micro stepper motor?

When choosing a drive IC for a micro stepper motor, the following aspects can be considered: Motor Specifications: Understand the voltage, curre...

What are the differences between SMB series connectors and SMA series connectors?

by Licky Li

What are the differences between SMB series connectors and SMA series connectors?

SMB series connectors and SMA series connectors are both commonly used RF connectors, but they have some differences: Size: SMB connectors are s...

What are the types of RF connectors?

by Licky Li

What are the types of RF connectors?

SMA series connectors   The SMA series connectors are a commonly used type of RF connector, mainly used for signal transmission in the microwave ...

How To Choose Espressif Microcontroller?

by Licky Li

How To Choose Espressif Microcontroller?

Here are some factors to consider when choosing an Espressif microcontroller: Application Requirements: Determine the specific functions and per...

Differences between electrostatic diodes and transistors

by Licky Li

Differences between electrostatic diodes and transistors

Electrostatic diodes (also known as diodes) and transistors are two common semiconductor devices, which play different roles in electronic circuits...

Design of a 128M flash chip controller based on FPGA for memory

by Licky Li

Design of a 128M flash chip controller based on FPGA for memory

Design Principles and Ideas The physical characteristics of flash memory are fundamentally different from those of common memory: currently, all k...

Making a mini retro small TV with ESP32

by Licky Li

Making a mini retro small TV with ESP32

Construction ideas CRT attributes This retro TV has a cathode ray tube (CRT) display. It is a large vacuum glass tube that emits an electron be...

How to solve the problem that the reading fluctuation is very large when the 51 single-chip microcomputer uses ADC0808 in the physical object?

by Licky Li

How to solve the problem that the reading fluctuation is very large when the 51 single-chip microcomputer uses ADC0808 in the physical object?

When using ADC0808 in a 51 single-chip microcomputer to read analog signals, if it is found that the reading fluctuation is very large, the followi...