What is a directional coupler ?
An example of forward power measurement using a 3-port directional coupler will be described. Application A directional coupler is used to measure the forward power that input into the input […]
Relationship between oscilloscope and spectrum analyzer amplitude
This note explains the relationship between oscilloscope and spectrum analyzer amplitude. Application Both oscilloscopes and spectrum analyzers measure electrical signals. The oscilloscope measurement results are displayed on the screen as […]
Relation between noise floor of spectrum analyzer and internal ATT
This note explains the relationship between the noise floor of the spectrum analyzer and the internal attenuator (ATT). Application The figure below shows a simplified block diagram of the spectrum […]
Spectrum Analyzer Basics (2) About RBW (Resolution Bandwidth)
Application I will explain in a little more detail about the RBW that appeared in the previous basics (1). RBW is an abbreviation for Resolution Bandwidth. The IF filter section […]
Electric field strength measurement by reference level offset function
Electric field strength can be read directly by converting the antenna factor with the reference level offset function of MSA series. Application When you connect an antenna to a spectrum […]
Shielding characteristics comparison of anechoic box
The comparison data of the shielding characteristics of MY1510 and another overseas anechoic box is shown below. Outline The interface such as AC power supply, LAN and USB terminal for […]
Spectrum Analyzer Basics (1)
Let’s reconfirm the basic knowledge about spectrum analyzers. Application A spectrum analyzer is a highly sensitive measuring instrument that displays AC power by frequency. It may be damaged by static […]
Units of reference level for measurement
Summary of measurement units and calculation of noise level Application You may find plenty of measurement units in documents or references on wired or non-wired communication equipment. This application note […]
Daily inspection method of shield box
A low cost daily inspection system of electromagnetic anechoic box/shield box consisting of a spectrum analyzer/signal analyzer (MSA438TG/538TG) equipped with a tracking generator function and a sleeve antenna (M300/400 series) […]
External transfer of I/Q data measured by the signal analyzer
I/Q data measured can be easily transferred by the signal analyzer. Application Connection schematic diagram Solution Set the signal analyzer to the real time mode. Select the display of the […]