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{{Plugin Sidebar 2|
title=Tektronix Type Z|
summary=Comparator preamp plug-in|
image=Tek z front.jpg |
caption=Type Z front view|
introduced=1960 |
discontinued=1968 |
series=[[500-series scopes]]|
manuals=
* [http://bama.edebris.com/manuals/tek/z/ Tektronix Type Z Manual (BAMA)]
* [http://w140.com/tek_fcp/tek_type_z_factory_cal_proc.pdf Tektronix Type Z Factory Calibration Procedure (PDF)]
}}
The Tektronix Type Z is a comparator plug-in for [[500-series scopes]].
The Tektronix Type Z is a comparator plug-in for [[500-series scopes]].
Its two main subsystems are a differential amplifier and a precision variable
Its two main subsystems are a differential amplifier and a precision variable
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amplifier is 27ns (13MHz bandwidth), but it can track a common-mode risetime of 7ns.
amplifier is 27ns (13MHz bandwidth), but it can track a common-mode risetime of 7ns.


The Type Z has two inputs, A and B, plus a precision comparison voltage, Vc, that is
The Type Z has two inputs, A and B, plus a precision comparison voltage, V<sub>C</sub>, that is
adjustable from 0 to +/-1V, 10V, or 100V via a ten-turn pot.  It's possible to
adjustable from 0 to +/-1 V, 10 V, or 100 V via a ten-turn pot.  It's possible to
view A, -B, A-B, A-Vc, or Vc-B.
view V<sub>A</sub>, -V<sub>B</sub>, V<sub>A</sub>-V<sub>B</sub>, V<sub>A</sub>-V<sub>C</sub>, or V<sub>C</sub>-V<sub>B</sub>.


Unlike later comparators, it has a separate step attenuator for each input,
Unlike later comparators, it has a separate step attenuator for each input,
permitting you to view the difference between signals of widely differing amplitudes.
permitting the user to view the difference between signals of widely differing amplitudes.
It is also the only comparator that can handle +/- 100V common mode at full sensitivity.
It is also the only comparator that can handle +/- 100 V common mode at full sensitivity.
The Type Z uses two [[turret attenuators]].
The Type Z uses two [[turret attenuators]].


With a pair of "Disconnect Signal" buttons, the Type Z was the first of the movement toward a "Gnd"
With a pair of "Disconnect Signal" buttons, the Type Z was the first of the  
position on the input switches.
movement toward a "GND" position on the input switches.


The Type Z was [[introduced in 1960]] and uses both tubes and transistors,
The Type Z was [[introduced in 1960]] and uses both tubes and transistors,
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was specifically designed for the Type Z but also marketed for the Type [[G]].
was specifically designed for the Type Z but also marketed for the Type [[G]].


* [http://bama.edebris.com/manuals/tek/z/ Tektronix Type Z Manual (BAMA)]
==Specifications==
* [http://w140.com/tek_fcp/tek_type_z_factory_cal_proc.pdf Tektronix Type Z Factory Calibration Procedure (PDF)]
[[Category:Specifications needed]] ''please add''
 
==Pictures==


<gallery>
<gallery>

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