Antenna

1 Introduction Today, we will talk about these concepts and differences in the communication field in conjunction with some common communication interfaces such as serial ports and I2C. Concept bit rate: refers to the number of bits transmitted per

Posted at 21-07-13 by SKYSKY views(3187)

1. The relationship between the wavelength in the PCB and the wavelength in the sky: 1) The relationship between the speed of light and the medium: c=1/() among them: Speed ​​of light c = 2.99792458 10^8 m/s Vacuum dielectric constant =8.85418781

Posted at 21-05-21 by SKYSKY views(406)

With the gradual decline in the price of wireless products, many people have built wireless networks in enterprises or at home, which greatly facilitates daily applications. However, the home area is larger, the distance between enterprises is farthe

Posted at 21-07-12 by SKYSKY views(357)

1. Antenna classification: During the propagation of electromagnetic waves, the direction of the electric field vector is linear polarization if the electric field always points in one direction. If the electric field rotates, it is elliptical polar

Posted at 21-05-21 by SKYSKY views(357)

Antenna gain is a very important part of the knowledge structure of antennas, and of course it is also one of the important parameters for antenna selection. The antenna gain also plays a great role in the operating quality of the communication syste

Posted at 21-07-12 by SKYSKY views(2344)

BNC connector and TNC connector are two common products in electronic connectors. BNC connector: The applicable frequency range is 0~4GHz. It is a coaxial cable connector with bayonet connection mechanism for low power. This kind of connector can b

Posted at 21-07-12 by SKYSKY views(1047)

Step 1: Materials and tools 1. Materials 1) RCA cable end-I got my help from Radioshack because I need them right away, but you can easily find cheap cables online, or look for cables you dont need to replace old stereo equipment, and only These w

Posted at 21-07-12 by SKYSKY views(343)

RCA input and output is the main audio input and output interface of car power amplifier, of course, there are other interfaces such as binding posts. In order to achieve better results, car power amplifiers will also do special treatment on the inte

Posted at 21-07-12 by SKYSKY views(451)

I often encounter the need to connect a large-screen color TV with a coaxial RCA input socket to the VGA interface of a computer and other equipment as a display. The solution is to configure an interface converter. The circuit in the picture plays a

Posted at 21-07-12 by SKYSKY views(433)

Step 1: Prepare materials To make this line, what you need is: 1) Two RCA cables (yellow, white and red cables. You can buy them for less than $2.) 2) 3.5 mm audio plug (this plug is located at the end of the earphone. You can cut off a pair of

Posted at 21-07-12 by SKYSKY views(759)