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Tektronix P6057
1.4 GHz passive ×100 probe
P6056 (otherwise identical ×10 sister model)

Compatible with 50 Ω scope inputs

Produced from 1972 to (?)


Manuals – Specifications – Links – Pictures

The Tektronix P6057 is a 1.4 GHz ×100 probe for 50 Ω-input scopes, released along with the 7A19 amplifier in 1972.

It has an Identify switch and readout contact.

Its sister model P6056 has ×10 attenuation.

Key Specifications

Bandwidth DC to 1.4 GHz
Rise time 250 ps
Attenuation 100×
Input impedance 5 kΩ // approx. 1 pF
Scope input impedance 50 Ω
Maximum input Voltage 50 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.


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