How-tos & Troubleshootings
In modern network and power system maintenance and management, cable tracing and line testing play crucial roles. Whether in complex buildings or extensive campus networks, identifying cables or measuring the status and functionality of circuits directly impacts the stability and...
Continue reading
In the realm of fiber-optic communication systems, Optical Time Domain Reflectometry (OTDR) emerges as an essential diagnostic tool. It empowers technicians to thoroughly assess the condition and performance of fiber-optic links. By emitting light pulses and analyzing the reflected signals,...
Continue reading
How to organize the circuit board cables when the NF-8508 buttons have no function？
Please view the video
https://cdn.shopify.com/videos/c/o/v/e939a37a955f43e889453836eb69a175.mp4
Continue reading
Is there this invisible eye or ear in your house watching or listening to you and your family? In this space that's supposed to be secret and safe lies an unsettling reality: this is a bugged house. Such spying action...
Continue reading
Is it difficult to measure a room or house for the area and perimeter? Not at all. Homeowners can easily do that measurement at home with very easy-to-grab and cheap tools In this post, you will find three easy steps...
Continue reading