3B4: Difference between revisions

59 bytes removed ,  23 November 2023
moved incorrect reference to a real time adaptor to the 3t4
No edit summary
(moved incorrect reference to a real time adaptor to the 3t4)
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{{Plugin Sidebar |
{{Plugin Sidebar
manufacturer=Tektronix |series=560-series scopes |type= 3B4 |
| manufacturer=Tektronix
summary=Time base plugin |
| series=560-series scopes
designers= |
| type=3B4
image=3b4_front.jpg|
| summary=Time Base Plug-In
caption=3B4 front view |
| designers=
introduced=1964 |
| image=3b4_front.jpg
discontinued=(?) |
| caption=3B4 Front View
manuals=
| introduced=1964
| discontinued=(?)
| manuals=
* [[Media:070-431.pdf|Tektronix 3B4 Manual]] (PDF)
* [[Media:070-431.pdf|Tektronix 3B4 Manual]] (PDF)
* [http://bama.edebris.com/download/tek/3b4/3b4.djvu Tektronix 3B4 Manual @ BAMA] (DjVu)
* [http://bama.edebris.com/download/tek/3b4/3b4.djvu Tektronix 3B4 Manual @ BAMA] (DjVu)
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* [[Media:Tek 3b4 fcp june 1967.pdf|Tektronix 3B4 Factory Calibration Procedure, June 1967]]
* [[Media:Tek 3b4 fcp june 1967.pdf|Tektronix 3B4 Factory Calibration Procedure, June 1967]]
}}
}}
The '''Tektronix Type 3B4''' is a timebase plug-in for [[560-series scopes]], introduced in 1964.
The '''Tektronix Type 3B4''' is a timebase plug-in for [[560-series scopes]], introduced in 1964.


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The trigger input is amplified and buffered by a [[6DJ8]]-based differential amplifier driving a common-emitter
The trigger input is amplified and buffered by a [[6DJ8]]-based differential amplifier driving a common-emitter
[[2N964]] germanium PNP transistor whose collector current switches the tunnel diode.
[[2N964]] germanium PNP transistor whose collector current switches the tunnel diode.
The [[283]] Real Time adapter enables real-time sweeps with a 3B4.


{{MissingSpecs}}
{{MissingSpecs}}
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<gallery>
<gallery>
3b4_front.jpg|front view
3b4_front.jpg| Front View
3b4_left.jpg|left side view
3b4_left.jpg | Left Side View
3b4_right.jpg|right side view
3b4_right.jpg| Right Side View
3b4_top.jpg|top view
3b4_top.jpg | Top View
</gallery>
</gallery>


{{Parts|3B4}}
{{Parts|3B4}}


[[Category:560 series plugins]]
[[Category:560 series plugins]]
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