

📡 Elevate your antenna game with the NanoVNA-H4 — precision meets portability!
The Upgraded NanoVNA-H4 by SeeSii is a compact, portable vector network analyzer featuring a 9KHz to 1.5GHz frequency range and a vibrant 4-inch touchscreen. Designed for electronics pros and radio enthusiasts, it offers advanced antenna analysis including SWR, S-parameters, phase, and delay measurements. With built-in MicroSD support for data logging, PC connectivity for exporting Touchstone files, and a comprehensive calibration kit, it’s the ultimate tool for precise antenna tuning and troubleshooting.






| Manufacturer | Seesii |
| Part number | B085CFHTBM |
| Item Weight | 454 g |
| Package Dimensions | 27.05 x 14.99 x 3.2 cm; 453.59 g |
| Batteries | 1 Lithium Ion batteries required. |
| Item model number | NanoVNA-H4 |
| Size | 4 Inch |
| Colour | 4 inch |
| Item Package Quantity | 1 |
| Special Features | HF VHF UHF Antenna Measure, Measuring Smith Chart, SWR Meter, Measuring S Parameters, Measuring Voltage Standing Wave Ratio, Measuring Phase, Delay |
| Batteries included? | No |
| Batteries Required? | No |
| Battery Cell Type | NiMH |
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