This examine board contains a plug-in verify circuit appropriate for VNWA Testboard, and a 0805 and 1206 patch investigate circuits are added. Suitable Model: This confirm board kit is used for NanoVNA NanoVNA-H NanoVNA-H4 NanoVNA-F collection vector network analyzer -friendly measurement plug- and devices. DIY kit,stable performance, excessive accuracy, excessive sensitivity of excellent quality material, has a protracted provider life. Please Note: Due to the circuit can not fully consider all types of investigate situations, some components of the investigate may need to be minimize over. Please that you've satisfactory hands-on capabilities. Material:plastic colour:blue Package Contents: 1 * Testboard Main Board 6 * SMA Female Head 4 * 6mm Copper Stud four * M2 Screw 2 * 40pin Round Row 2 * 0805 49R9 Calibration Resistance Only the above kit content, other products are usually not included. Note: Light and diverse exhibits can cause the colour of the object within the photograph just a little various from the genuine thing. The measurement allowed error is +/- 1-3cm.