Knowledge

The gain of the EDFA fiber amplifier is high. The gain value of the fiber amplifier is one of the important parameters. The gain of a good fiber amplifier can reach 33dB, while the gain of the EDFA fi

There are many different bands in the optical fiber transmission process, such as C-band (1530nm-1560nm) and L-band (1560nm-1600nm). Different bands have different wavelengths, and communication will

1. Pros and cons of passive DWDM systems Cost savings: Compared with active DWDM backbones equipped with fiber amplifiers and dispersion compensators, passive DWDM can build high-speed transmission li

Dense Wavelength Division Multiplexing (DWDM) is a wavelength division multiplexing (WDM) technology that expands the transmission capacity of existing optical fiber networks. Save a lot of fiber reso

Which is better for CWDM/DWDM wavelength division multiplexing equipment? 1. The use of CWDM/DWDM wavelength division multiplexing equipment Due to the increasing demands on bandwidth, dense wavelengt

What is the difference between CWDM/DWDM wavelength division multiplexing equipment? At present, the effective method to solve the increasing information transmission bandwidth is to use CWDM waveleng

Under the conditions of convenient construction, try to choose a cable with a larger coil length. When choosing the number of optical cable cores, it is necessary to combine benefits with long-term pl

The selection of optical fiber cable is not only based on the number of cores of the optical cable and the type of optical fiber, but also the outer sheath of the optical fiber cable according to the

According to the state of the coated optical fiber in the optical cable, the optical cable has two types: tight structure and loose structure.

The factors that cause fiber attenuation include scattering loss, absorption loss, and microbending loss.

Optical fiber transmission is based on the principle of total reflection of available light at the interface of two media.

High-speed transceivers make it possible to transmit large amounts of data point-to-point. This serial communication technology makes full use of the channel capacity of the transmission medium, reduc