SMA type RF testing probe

The utility model provides an SMA type RF testing probe which is characterized by comprising an RF testing probe core. The RF testing probe core comprises a probe body, a metal spring and an SMA type female interface, wherein the rear end of the probe body is connected with the metal spring, the metal spring is connected with the SMA type female interface, an insulating medium and an insulating support behind the insulating medium are arranged outside the probe body, the RF testing probe core, the insulating medium and the insulating support are arranged in a shielding housing, the front end of the probe body includes a probe head, and the probe head is exposed out of the shielding housing. According to the utility model, the whole probe head can be telescopic, and the SMA type RF testing probe has relatively good impedance characteristic corresponding to high frequency test.