BLOG & NEWS

2025/07/15

Why is the test effect best when the standing wave ratio (VSWR) is equal to 1?

VSWR equal to 1 is a physical sign of perfect impedance matching, zero energy reflection, and complete energy transmission, representing that the RF energy has reached the purest and most efficient flow state on the transmission path.

Learn More
2025/07/14

Mastering Ethernet loopback testing: quickly locate and solve network faults (ultimate guide)

Whether it is launching new services, routine maintenance or emergency troubleshooting, mastering efficient loopback testing methods can greatly shorten fault diagnosis time.

Learn More
2025/07/11

The impact of PRI functional testing on network communication: dual guarantee of efficiency and reliability

TFN T6300A Gigabit Ethernet tester, with its highly integrated design concept and powerful PRI testing capabilities, is profoundly changing the working mode of network engineers.

Learn More
2025/07/10

TFN T200K Ethernet Tester: Hot-selling in the whole network, the wise choice of engineers

TFN T200K Ethernet Tester redefines the "basic equipment" for network engineers with its comprehensive functions, extreme portability and affordable price.

Learn More
2025/07/09

TFN F4 OTDR is hot-selling - the basic choice of fiber optic test engineers!

Choosing F4 means choosing to obtain professional-grade fiber optic testing capabilities with a more economical investment, and calmly respond to the growing challenges of optical network construction and maintenance.

Learn More
2025/07/08

OTDR Intelligent Optical Link Analysis (IOLA) Function - A Must-Have for Fiber Test Engineers

TFN RM7 OTDR, with intelligent optical link analysis function as its core, provides efficient and accurate solutions for fiber testing and is becoming a standard tool for engineers.

Learn More
2025/07/07

How to choose the appropriate pulse width when using an optical time domain reflectometer

In optical fiber network testing, the pulse width selection of the optical time domain reflectometer (OTDR) directly affects the test accuracy and efficiency.

Learn More
2025/07/01

Fiber fusion splicer: the invisible "neurosurgeon" of smart city construction - Focus on TFN S5 six-motor fusion splicer

TFN S5 six-motor fiber fusion splicer can ensure the efficiency, stability and smoothness of smart city neural networks

Learn More
2025/06/27

Binocular thermal imager: a powerful tool for discovering hidden targets in the wild

In the vast and complex, poorly lit or heavily camouflaged wild environment, quickly and accurately discovering hidden targets is the key to the success of rescue, reconnaissance and other tasks.

Learn More