![]() ![]() But sensitivity drops off above 446mhz to 0. Page says try and Before I tested those I got the original package to work.Īt page one user says WINNWT5 appears to work. Also page suggested “Download it from here ” but that file does not exist. It looked interesting but download link did not work. ![]() It seems that software could not be found here anymore for some reason. The software should have been at but trying to download just gave “The requested file does not exist.” Browsing did not help. Page says to download the newest version of WinNWT4. I found there some potential alternatives. The tracking generator can also be used as RF signal source:īecause I has initially problems in getting the “official” software to work, I did some Google searches for alternative software or alternative download location. Other functionality is RF signal power measurement: To use tracking generator, the user needs to press once the button on the board to turn on tracking gnerator before measurements (one press is enough, after turning on it stays on for many measurements. It can be used to measure the frequency response of RF circuits. The main function is a frequency sweeping using tracking generator. The software is LinNWT / WinNWT which supports many similar devices. There are also two pdf files that have instructions for use (Chinese/English) and circuit diagram of the card. ![]() The device shows as COM port when connected to USB, in my case COM3 I did not need to install that, because I know my computer already had driver for this quite commonly used USB to serial chip. The CH341ER.EXE are the drivers for the USB to serial converter chip that the card uses. It installed nicely to Windows 10 computer. Here the winnwt_4_09.exe is the software installation package for Windows computers. Thus lead me to look for alternative download location, like that did not work better.įinally I decided to test to update my 7zip to new version (). After some searching it seems that I was not the only one having this problem. I downloaded the RAR file mentioned but my 7zip tells that the RAR file is damaged. The product page gave link to RAR file to download. The device connects to PC and needs of course software and documentation. If you need the with shell version: please buy Product ID: 1494125ĭid not come with case so I needed to build something of my own (there are more expensive versions with case): Provide software (English language) and instructions for use. Software used on the computer side: NWT4.11.09 versionĬomputer operating system: winxp, win7, win10 Point frequency or sweep output power: ≈0 dBm Turn on the tracking source output bandwidth 33mhz-3000mhz It looked to have quite promising specifications:Īttribute: RF frequency domain analysis tool In search for some cheap and useful RF test hardware, I came by Geekcreit® Spectrum Analyzer USB LTDZ_35-4400M_Spectrum Signal Source with Tracking Source Module RF Frequency Domain Analysis Tool at sale price of aroundy $30/EURO30. Cheap spectrum analyzer and signal generator ![]()
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