P80: Difference between revisions

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The '''Tektronix P80''' is the probe for the [[80|Type 80]] plug-in for the [[581]] and [[585]] oscilloscopes.
The '''Tektronix P80''' is an active probe that works only with the [[80|Type 80]] plug-in for the [[581]] and [[585]] oscilloscopes.
It is a cathode-follower probe, and contains a [[6688]] pentode.
The tube functions as a phase splitter, not a simple cathode-follower.


The P80 and contains a [[6688|6688 (E180F) miniature RF pentode]], which functions as a phase splitter providing 93 Ω differential outputs, not a simple cathode-follower.
{{BeginSpecs}}
{{Spec | Rise time | 3.5 ns in combination with [[80|Type 80]] }}
{{Spec | Bandwidth | DC to 100 MHz (from 25 Ω source) in combination with [[80|Type 80]] }}
{{Spec | Deflection | 0.1 V/Div (fixed) without optional attenuators; 0.2/0.4/0.5/1/2/5/10/20/50/100/200/500/1000 V/Div with attenuators }}
{{Spec | Input impedance | 100 kΩ // <14 pF (including capacitive coupler, without attenuators) }}
{{Spec | Input voltage | max. 150 V<sub>DC</sub> in AC position; max. 600 V<sub>DC</sub> with optional capacitive coupler; max. 100 V<sub>DC</sub> when DC coupled (without optional attenuators) }}
{{EndSpecs}}
==Manuals==
* [[Media:070-276.pdf|Tektronix Type 80 / P80 Manual (sn 4986, color schematics, PDF)]]
* [http://bama.edebris.com/download/tek/80/Tek%2080.pdf Tektronix Type 80 / P80 Manual (PDF)]
==Pictures==
<gallery>
<gallery>
Tek p80 side.JPG
Tek p80 side.JPG
Tek p80 rear.JPG|Vents for tube
Tek p80 rear.JPG|Vents for tube
Tek p80 connector.JPG|[[Amphenol 165 series connectors|Amphenol 165-14 connector]], plugs into [[80|Type 80]]
Tek p80 internal.JPG
Tek p80 internal.JPG
Tek p80 internal tube.JPG
Tek p80 internal circuit.JPG
Tek p80 internal circuit.JPG
Tek p80 internal circuit 2.JPG
Tek p80 internal circuit 2.JPG
Tek p80 internal tube.JPG
Tek type 80 with probe.jpg | P80 attached to [[80|Model 80]]
Tek p80 connector.JPG|[[Amphenol 165 series connectors|Amphenol 165-14 connector]], plugs into [[80|Type 80]]
Tek 80 probe schem.png|Schematic
Tek 80 probe schem.png|Schematic
</gallery>
</gallery>




[[Category:Active Oscilloscope Probes]]
[[Category:Active oscilloscope probes]]

Revision as of 09:33, 2 November 2019

The Tektronix P80 is an active probe that works only with the Type 80 plug-in for the 581 and 585 oscilloscopes.

The P80 and contains a 6688 (E180F) miniature RF pentode, which functions as a phase splitter providing 93 Ω differential outputs, not a simple cathode-follower.

Key Specifications

Rise time 3.5 ns in combination with Type 80
Bandwidth DC to 100 MHz (from 25 Ω source) in combination with Type 80
Deflection 0.1 V/Div (fixed) without optional attenuators; 0.2/0.4/0.5/1/2/5/10/20/50/100/200/500/1000 V/Div with attenuators
Input impedance 100 kΩ // <14 pF (including capacitive coupler, without attenuators)
Input voltage max. 150 VDC in AC position; max. 600 VDC with optional capacitive coupler; max. 100 VDC when DC coupled (without optional attenuators)

Manuals

Pictures