Nanovna-qt Pc Software With The S-a-a-2 Jun 2026

The S-A-A-2 screen only shows one Smith chart scale. In nanoVNA-qt, hold Ctrl and drag a box on the Smith chart to zoom into the 0.9 to 1.1 VSWR region. This allows you to perfectly match a high-gain yagi antenna.

Turn the S-A-A-2 off, then turn it back on while holding the right-hand button down. The screen should remain white, indicating it is in upload mode. Flash Firmware: nanovna-qt pc software with the s-a-a-2

menu, select the appropriate COM port (if it doesn't auto-detect), and click The S-A-A-2 screen only shows one Smith chart scale