sdrpp setup for windows - alanbjohnston/CubeSatSim GitHub Wiki

Windows installation steps for sdrpp for the RTL-SDR USB dongle

  1. Download Zadig: https://github.com/pbatard/libwdi/releases/download/v1.4.1/zadig-2.7.exe

  2. You will need to have an RTL-SDR USB dongle to plug in to do the next two steps. Run Zadig. Do not click randomly in this application or things might stop working on your computer! Look for the digits 2838 in the USB ID field. If you see this, go to the next step. If not, go under Options and make sure List All Devices is checked. If you still don't see the digits 2838 in the USB ID field, in the dropdown menu, select Bulk-In, Interface (Interface 0). Now you should see the digits 2838 in the USB ID field.

  1. Look at the field to the right of the green arrow. It should say WinUSB. If it does, click once the Replace Driver button and wait 30 seconds. You may get a warning from Windows. Once it is done, the button will change to Reinstall Driver You can close Zadig as you no longer need it.

  1. Download the SDR++ (sdrpp) application https://github.com/AlexandreRouma/SDRPlusPlus/releases/download/1.0.4/sdrpp_windows_x64.zip)

  2. Unzip the files of the sdrpp_windows_x64.zip file

  3. Download and copy this file into the sdrpp_windows_x64 folder frequency_manager_config.json

  4. Run the SDR++ (sdrpp) application

  5. In the Source menu, it says Airspy. Use the dropdown menu to select RTL-SDR or RTL-SDR USB

  1. Click on the Play button (triangle button at the top left). You should hear static and see movement in the waterfall. if you have any kind of antenna plugged into the RTL-SDR, you should see some FM stations.

  2. Move the Gain slider to about three quarters - the field is the unlabeled row with a number (probably 0.0) beneath the PPM Correction field. The FM signals should get much bigger.

  1. Check the box IQ Correction
  1. Set the frequency to 434.9 MHz (434.900.000 is the displayed value in Hz) and the mode to NFM and you should see and hear your CubeSatSim if it is transmitting. You can use the top vertical Zoom slider on the right side of the screen to zoom in. Click to center the signal.

Adjust the Max and Min sliders on the right side of the screen so the background is blue

  1. Scroll down on the left side to find the Frequency Manager. You will see various frequencies listed. If you double click on them, it will tune this frequency and set the correct mode. For example, clicking on NOAA PHL will tune the National Weather Service broadcast: