3A3: Difference between revisions

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-{{Plugin Sidebar 2|
+{{Plugin Sidebar
-title=Tektronix Type 3A3 |
+|manufacturer=Tektronix
-summary=Dual trace differential amplifier plugin |
+|series=560-series scopes
-image=3a3 front.jpg |
+|type=3A3
-caption=Type 3A3 front view |
+|summary=dual differential amplifier plug-in
-series=[[560-series scopes]] |
+|image=3a3 front.jpg
-introduced=1964 |
+|caption=Type 3A3 Front View (SN 4990 up)
-discontinued=1972 |
+|designers=Roy Hayes
-manuals=
+|introduced=1964
-* [http://bama.edebris.com/download/tek/3a3/3a3early.djvu Tektronix 3A3 Manual (early) (DjVu)]
+|discontinued=1972
-* [http://bama.edebris.com/download/tek/3a3/3a3late.djvu Tektronix 3A3 Manual (late) (DjVu)]
+|manuals=
+* [[Media:070-408.pdf|Tektronix 3A3 Manual (early)]]<br /><small>[https://bama.edebris.com/download/tek/3a3/3a3early.djvu Alternate - DjVu @ BAMA]</small>
+* [[Media:070-0787-00.pdf|Tektronix 3A3 Manual (late)]]<br /><small>[https://bama.edebris.com/download/tek/3a3/3a3late.djvu Alternate - DjVu @ BAMA]</small>
+* [[Media:Tek 3a3 fcp june 1968.pdf|Tektronix 3A3 Factory Calibration Procedure, June 1968]]
+* [[Media:Tek 3a3 cal outline.pdf|Tektronix 3A3 Calibration Outline]] (OCR)
 }}
-The '''Tektronix 3A3''' is a dual trace differential amplifier for [[560-series scopes]].
+The '''Tektronix 3A3''' is a dual-trace differential amplifier plug-in for [[560-series scopes]].
 It was designed by [[Roy Hayes]].
 {{BeginSpecs}}
-{{Spec | Bandwidth | switch-selectable, 5 kHz or 500 kHz}}
+{{Spec | Bandwidth | 500 kHz or 5 kHz (switch-selectable) }}
+{{Spec | Deflection | 0.1 mV/Div to 10 V/Div, in 1−2−5 steps }}
+{{Spec | Input impedance | 1 MΩ // 47 pF }}
 {{EndSpecs}}
-[[Category:Specifications needed]]
-''please add more''
+==Links==
+{{Documents|Link=3A3}}
 ==Internals==
-Early 3A3s use a [[7586]] Nuvistor for the front end cathode follower.  Serial numbers 4990 and up use a dual JFET.
+Early 3A3s use a [[7586]] Nuvistor for the front end cathode follower.
+Serial numbers 4990 and up use a dual JFET.
 ==Pictures==
+'''Older version (below SN 4990, Nuvistor in input stage)'''
 <gallery>
-File:3a3 front.jpg|Front
+A3 front SN4990below.jpg | 3A3 Front
-File:3a3 right.jpg|Right side
+A3_right_SN4990below.jpg | 3A3 Right
-File:3a3 left.jpg|Left side
+A3_left_SN4990below.jpg  | 3A3 Left
-File:3a3 top.jpg|Top
+a3 001.JPG               | 3A3, Nuvistor in Input Stage
-File:3a3 bottom.jpg|Bottom
-File:3a3 001.JPG| Nuvistor in input stage
-File:3A3 002.JPG| Dual JFET in input stage
 </gallery>
+'''Newer version (from SN 4990 up, FET in input stage)'''
+<gallery>
+a3 front.jpg  | 3A3 Front
+a3 right.jpg  | 3A3 Right
+a3 left.jpg   | 3A3 Left
+a3 top.jpg    | 3A3 Top
+a3 bottom.jpg | 3A3 Bottom
+A3 002.JPG    | 3A3, Dual JFET in Input Stage
+</gallery>
+==Components==
+{{Parts|3A3}}
 [[Category:560 series plugins]]