What is DWDM MUX / DEMUX and what is its application?
Wavelength division multiplexing (WDM) is a common technology used in optical communications. It combines multiple wavelengths to transmit signals over...
Which is better fiber optic or wireless link?
Fiber optic connection or wireless link?
You may already be biased towards fiber and wireless internet, and in fact, many aren't even in a...
ITU CWDM / DWDM Channels Guide
DWDM/CWDM Wavelength Guide
CWDM (Coarse Wavelength Multiplexing) and DWDM (Dense Wavelength Division Multiplexing) allow telecommunications companies to provide more services through their existing fiber infrastructure by...
What is Passive TAP?
Active non-optical TAP module is a simple, cheap and efficient means of monitoring transmission network traffic. It works invisibly on the network and has no IP /...
Should we choose SFP GLC-LH-SM or SFP GLC-LH-SMD fiber optic module?
Among the many different SFP modules, sometimes you may feel confused. Because the difference of some SFP modules is very...
Which one should we choose between GLC-t fiber optic module and GLc-TE module?
SFP transceiver modules have become very popular with the proliferation of routers and switches. GLC-T and GLC-TE are...
Reefer or new equipment?
What is a reefer?
The reefer is mainly for the purpose of refreshing or rebuilding.
In some countries, due to the fact that the recycling of electronic equipment is...
Guide to choosing optical modules for temperature conditions
Optical modules (sfp) are divided into the following categories according to the type of environment used and the type of weather.
Commercial Temperature Range...
How to choose the right optical module?
Today, with the spread of optical fiber networks in communication infrastructures, optical modules (SFP) are one of the most important components in these networks....
Industrial Ethernet switchesIndustrial switches are also known as industrial Ethernet switches. At the beginning of the design, the Ethernet switch does not take into account the functional requirements of the...