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Tektronix P6056
3.50 GHz passive probe
P6056 probe

Compatible with 50 Ω scope inputs

Produced from 1972 to (?)


Manuals – Specifications – Links – Pictures

The Tektronix P6056 is a 3.5 GHz ×10 probe for 50 Ω-input scopes, released along with the 7A19 amplifier in 1972.

It has an Identify switch and readout encoding pin.

Its sister model P6057 has ×100 attenuation.

Key Specifications

Bandwidth DC to 3.5 GHz
Rise time 100 ps
Attenuation 10×
Input impedance 500 Ω // approx. 1 pF
Scope input impedance 50 Ω
Maximum input Voltage 16 V DC or RMS
Features Readout Pin, ID Button


This high performance device has a fragile resistor assembly in the probe head, subject to failure in rough usage.
Use with slip-on tip whenever possible. One replacement part is provided with the package.
Contact nearest Field Office for additional parts (P/N 307-0330-00), if required.
For replacement and Calibration Procedure, refer to Pg. 3 & 4 of manual.