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First of all, all the optical modules shipped by our company have passed multiple verifications to ensure excellent quality. Our after-sales service is also very reliable. If any of the following adverse situations occur with the optical module, you can directly contact our company for after-sale...

Transmitting end optical power: Directly connect the light-emitting port of the optical module and test the optical power value of the optical module at a short distance. Receiving sensitivity: By connecting the light-emitting port and the light-receiving port with a digital adjustable attenuator...

Due to many developments and technological breakthroughs in the relevant hardware, software, protocols and standards, the widespread use of VoIP will soon become a reality. Technological advances and developments in these areas contribute to the creation of a more efficient, functional and intero...

For multimedia applications on existing communication networks, the International Telecommunication Union (ITU-T) has developed H.32x multimedia communication series protocol, the following are the main standards to do a simple description: H.320, the standard for multimedia communication on the ...

The composition of an optical module mainly consists of three parts: TOSA components, ROSA components and PCBA boards. (Note: BOSA components can include TOSA components and ROSA components.)   If you want to determine the components of an optical module failure, you can do so through the followi...

(1) Ensure that this optical module has passed the quality certification   Only optical modules that have passed quality certification can be guaranteed to be intact modules. If they have not passed, it is recommended not to use such optical modules anymore.   The optical module itself malfunctio...