FeaturesAll application modules are specially designed for on-site installation. Pc software tool can analyze the measurement results. The optical telephone can carry out two-party communication and...
IntroductionThe book "Communication Test Instruments" has 15 chapters, including signal generators, electronic oscilloscopes, electronic counters, ultra-high frequency millivolt meters, distortion met...
DefinitionIn the context of the proliferation of product categories, delay as a strategy to delay product differentiation has two forms: time delay and formal delay. Time delay refers to delaying the...
Main parametersProduct type: optical power meterInterface: FC, ST, SC, DINLCD display: large screen LCD Status indicator: YesPower supply: 9V battery, continuous working time is 250 hoursSize: 125.47*...
Institution introductionOfficial name:theInstituteofFairyResearch(IFR)Scientific name:theInstituteofTheologyMetaphysicsandOccultismResearch(ITMOR)< /p>Chinese name: Theological, Metaphysical, and Occu...
The law of measurementMeasurement is to use data to describe the observed phenomenon according to a certain law, that is, to make a quantitative description of things. Measurement is the quantificatio...
Inspection platform specifications:200×200-2000×4000. Inspection platform surface quality inspection:Use colored hair to inspect. No less than 25 points on each side of the level 0 and level 1 plate i...
DefinitionRadio measurement refers to the measurement of the performance of the radio communication system and its equipment, components and components using electronic technology. The frequency range...
IntroductionOptical fiber communication test refers to the test work to verify the characteristics of optical fiber communication system. Broadly speaking, the test objects include optical fibers, opt...
Luminosity refers to the degree to which an object is illuminated. It is expressed by the luminous flux received per unit area, and the unit is lux [x] (Lux, lx), which is 1m/m2. 1 lux [...
The above content is reviewed and announced by the National Science and Technology Term Review CommitteeIntroductionFiber access refers to the communication between the central office and the user Com...
Instructions for use1. Pointer display window: Indicate the built-in battery voltage 5 seconds before starting up, and then indicate the signal strength. 2. Cursor display: single display has signal,...
The signal leakage mentioned here refers to the phenomenon that occurs in the indoor distribution systemLeakage solution one: reduce power. Specific measures: BTS or active devices have low power; use...
MethodMeasurement Ruler DistanceMeasurement ruler directly measures the distance between two points, which is divided into steel ruler measurement distance and Invar baseline measurement distance. The...
PrincipleWhen a process device is manufactured or operated, it is not only necessary to know whether there is leakage, but also how large the leakage rate is. The concept of "leak" in leak detection t...