Differential Probe 4GHz, with TekVPI Interface. The Tektronix TDP4000 is an active Differential Probe with a bandwidth of 4 GHz. Differential Probe with TekVPI Interface Bandwidth: 4 GHz Rise time: <125ps Attenuation: 5x Differential input capacity: <= 0.3 pF Differential input resistance: 100 kohms Dynamic differential input range: +/- 2 V Common mode rejection: >25 dB at 1 GHz Common mode input range: max. +/- 1 V Typ: active, differential Serie: TDP Excellent common mode rejection Low capacitive and resistive loading Compact probe head size for probing small geometry circuit elements Connects directly to oscilloscopes using TekVPI probe interface Probe control via GPIB/USB on the oscilloscope Easy operation per one button probe menu Auto zero Auto scaling Cable length: 1.20 m Weight: approx. 160 g