Industry Information

Update November 21, 2023

RFID tag antenna manufacturing technology

Currently, there are three antenna manufacturing technologies: etched / punched antenna, printed antenna and printed antenna. Among them, the winding and printing technology has been widely used in...

Update November 20, 2023

gps navigation schematic

Update November 20, 2023

Phono preamp module

JC-2 circuit diagram of the front Mark Levisin Click to enlarge drawing

Update November 19, 2023

GPS receiver schematic

Update November 19, 2023

PV module's shielding power comparison between half-module and conventional module PK

Abstract: Half-chip technology is an effective way to reduce component packaging losses and increase component power. This article studies from two aspects: power increase of half-cell battery module...

Update November 18, 2023

Antenna distribution matching method

Antenna distribution matching method The picture shows the matching connection of two TV sets sharing an antenna. It is assumed that the impedance of the antenna and the TV are both symmetrical

Update November 17, 2023

Anti-jamming measures of CCTV

introduction Closed-circuit television monitoring systems (CCTV) are increasingly used in construction projects. Due to the complex electrical environment in the building, various sources of...

Update November 16, 2023

[Photo] Fabrication of cross antenna

Many netizens have made many transmission circuit boards and used many antennas, but enthusiasts always seek high-efficiency transmission antennas. The cross antenna described below is a commonly...

Update November 15, 2023

[Photo] J-type Antenna

A vertically polarized antenna resembling a folded oscillator, called the "SLIM JIM" antenna, has been widely used in the field of professional communications. The thin J-shaped antennas of...

Update November 14, 2023

[Photo] Quarter-wavelength GP antenna

The quarter-wave antenna in the industry radio should be regarded as the simplest and not bad antenna, so it occupies a considerable proportion in the radio industry. For example, if you pay...