We used a 4 inch LCD screen. We have now increased the measurement frequency of NanoVNA to 1.5G. Due to the larger screen we now have more PCB space for components and batteries, so now we use a separate charge pump to power the mixer and added tantalum capacitors to further reduce power supply noise.
1950mAh battery It can be used independently for more than 8 hours. Added DC dimming to the 4.0-inch full-view LCD screen, which can be seen more clearly when used outdoors and more comfortable when used indoors.
In order to facilitate geeks to create more possibilities, UART1, PC14, and PC15 are introduced on the PCB. Thanks to the manufacturing experience of NanoVNA-H, we made a new ABS shell for NanoVNA-H 4, which can effectively protect SMA connectors and buttons. Every set of NanoVNA-H 4 is installed with a complete shell
note: Different batches may cause differences in product appearance, printed text, and color, which will not affect the use
Material: plastic
colour: black
Package Contents:
4 x NanoVNA-H4 host(including 4-inch touch screen, built-in battery)
8 x 15cm SMA male to male RG316 RF cable
4 x SMA female to female connector
4 x SMA Simple Calibration Set SHORT
4 x SMA Simple Calibration Set OPEN
4 x SMA simple calibration set LOAD
4 x USB Type-C data cable
4 x Type-c to Type-c cable supports connection with most Android phones
4 x Pick We used a 4 inch LCD screen. We have now increased the measurement frequency of NanoVNA to 1.5G. Due to the larger screen we now have more PCB space for components and batteries, so now we use a separate charge pump to power the mixer and added tantalum capacitors to further reduce power supply noise.
1950mAh battery It can be used independently for more than 8 hours. Added DC dimming to the 4.0-inch full-view LCD screen, which can be seen more clearly when used outdoors and more comfortable when used indoors.
In order to facilitate geeks to create more possibilities, UART1, PC14, and PC15 are introduced on the PCB. Thanks to the manufacturing experience of NanoVNA-H, we made a new ABS shell for NanoVNA-H 4, which can effectively protect SMA connectors and buttons. Every set of NanoVNA-H 4 is installed with a complete shell
note: Different batches may cause differences in product appearance, printed text, and color, which will not affect the use
Material: plastic
colour: black
Package Contents:
4 x NanoVNA-H4 host(including 4-inch touch screen, built-in battery)
8 x 15cm SMA male to male RG316 RF cable
4 x SMA female to female connector
4 x SMA Simple Calibration Set SHORT
4 x SMA Simple Calibration Set OPEN
4 x SMA simple calibration set LOAD
4 x USB Type-C data cable
4 x Type-c to Type-c cable supports connection with most Android phones
4 x Pick
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.

Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
