SA1500X, 1.5 GHz, ±8 V, 10X Attenuation, Single-Ended Active Oscilloscope Probe
784256-01 - NI (National Instruments)
The SA1500X is single-ended, active voltage probe that is used for many different high-speed measurement applications. The probe is powered by an included auxiliary power supply that is internationally compatible and certified. You can use it with oscilloscopes that provide 50 Ω input impedance.