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{{Oscilloscope Sidebar |
{{Oscilloscope Sidebar
title=Tektronix 422 |
|manufacturer=Tektronix
summary=15 MHz portable dual-trace scope |
|series=400-series scopes
image=Tek 422 front.jpg |
|model=422
caption=Tektronix 422 front |
|summary=15 MHz portable dual-trace scope
introduced=1965 |
|image=Tek_222_wtrace.jpeg
discontinued=1975 |
|caption=Tektronix 422 front
manuals=
|introduced=1965
* [http://w140.com/tek_422.pdf Tektronix 422 Manual (PDF, low quality scan)]
|discontinued=1975
* [http://w140.com/tek_422_ac_powersupply.pdf Tektronix 422 Manual, AC power supply (PDF)]
|designers=
* [http://exodus.poly.edu/~kurt/mmm/tek-422.pdf Tektronix 422 Manual with AC/DC Power Supply (PDF)]
|manuals=
* [http://w140.com/tek_422_low_sn.djvu Tektronix 422 Manual (low sn, DjVu)]
* [[Media:070-0434-02.pdf                 | Tektronix 422 Manual 070-0434-02]] (low quality scan)
* [http://w140.com/tek_422_sn_20000_up.pdf Tektronix 422 Manual for Serial Numbers 20,000 and up (PDF)]
* [[Media:070-0471-01.pdf                  | Tektronix 422 Manual 070-0471-01, AC/DC power supply]]
* [http://w140.com/tek_422_product_reference_book.pdf Tektronix 422 Product Reference Book (PDF)]
* [[Media:070-0528-00.pdf                 | Tektronix 422 Manual 070-0528-00, AC power supply]]
* [[Media:070-0434-02.pdf|Tektronix 422 Manual (PDF, OCR, low quality scan, bad-OCR)]]
* [[Media:070-0895-00.pdf                 | Tektronix 422 Manual for Serial Numbers 20,000 and up]]
* [[Media:070-0528-00.pdf|Tektronix 422 Manual, AC power supply (PDF, OCR)]]
* [https://w140.com/tek_422_low_sn.djvu     Tektronix 422 Manual] (low sn, DjVu)
* [[Media:070-0895-00.pdf|Tektronix 422 Manual for Serial Numbers 20,000 and up (PDF, OCR, bad-OCR)]]
* [[Media:tek_422_prb.pdf                  | Tektronix 422 Product Reference Book]]
* [[Media:tek_422_prb.pdf|Tektronix 422 Product Reference Book (PDF, OCR)]]
* [[Media:Tek 422 lecture notes.pdf       | Tektronix 422 Lecture Notes]]
* [[Media:Tek 422 lecture notes no ocr.pdf|Tektronix 422 Lecture Notes (PDF, needs OCR)]]
* [[Media:Tek 422 acps fcp june 1969.pdf   | 422 ACPS FCP Jun 1969]]
* [[Media:Tek 422 acps fcp june 1969.pdf]]
* [[Media:Tek 422 fcp april 1969.pdf       | 422 FCP Apr 1969]]
* [[Media:Tek 422 fcp april 1969.pdf]]
* [[Media:Tek 422 cal notes.pdf           | 422 Cal Notes]]
* [[Media:070-0549-00.pdf                 | Installation Instructions for Tek 422 Battery Pack]]
<!--
* [https://w140.com/tek_422.pdf                        Tektronix 422 Manual (PDF, low quality scan)]
* [https://w140.com/tek_422_ac_powersupply.pdf         Tektronix 422 Manual, AC power supply (PDF)]
* [https://w140.com/mmm/tek-422.pdf                     Tektronix 422 Manual with AC/DC Power Supply (PDF)]
* [https://w140.com/tek_422_sn_20000_up.pdf             Tektronix 422 Manual for Serial Numbers 20,000 and up (PDF)]
* [https://w140.com/tek_422_product_reference_book.pdf Tektronix 422 Product Reference Book (PDF)]
-->
}}
}}
The '''Tektronix Type 422''' is a 15 MHz portable dual-trace oscilloscope introduced in 1966.   
The '''Tektronix Type 422''' is a 15 MHz portable dual-trace oscilloscope introduced in 1966.   
It was available with an optional battery back for operation without mains power.   
It was available with an optional battery back for operation without mains power.   
{{BeginSpecs}}
{{Spec | Bandwidth | DC to 15 MHz}}
{{Spec | Risetime | < 23 ns }}
{{Spec | Sweep | 500 ns/div to 0.5 s/div}}
{{Spec | Input impedance | 1 MΩ ±2% // 30 pF }}
{{Spec | Delay line | 150 ns, internal delay line}}
{{Spec | Input voltage | Max. 300 V combined DC and peak AC }}
{{Spec | Trigger source | CH1 & CH2, CH1, External }}
{{Spec | Channel isolation | 100:1 at 40 KHz }}
{{Spec | Calibrator  | ~1 kHz ±20%, 2 V ext jack, 0.2 V internal, square wave}}
{{Spec | CRT | [[T4220]] tube, P31 [[phosphor]], 6 kV acceleration (Post-def 4.9 kV), 8 × 10  graticule, 0.8 cm/div }}
{{Spec | Operating temperature | –15 °C to +55 °C  }}
{{Spec | Power | AC PS, 110/115/125 or 210/230/250 V<sub>AC</sub> ±10%, 45 Hz to 440 Hz, 40 W<br />AC-DC PS, 92–137 or 184–274 V<sub>AC</sub>, 45 Hz to 440 Hz, 11.5–35 V DC, 30 W}}
{{Spec | Dimensions | AC PS (H/W/D) 6.75/10.0/17.8 inches, AC-DC PS (H/W/D) 6.75/10.0/20.7 inches    }}
{{EndSpecs}}


==Specifications==
==Links==
[[Category:Specifications needed]] ''please add''
{{Documents|Link=422}}
 
* [https://youtu.be/rl-1BQyiaLk LazyElectrons Video on 422]
The post-deflection acceleration voltage is 4900 V.


==Internals==
==Internals==
Line 47: Line 69:


The 422 uses the [[T4220]] CRT.
The 422 uses the [[T4220]] CRT.
==Links==


==Pictures==
==Pictures==
 
=== External===
<gallery>
<gallery>
Tek 422 front.jpg
Tek 422 front.jpg
Tek 422 side.jpg
Tek 422 side.jpg
Tek 422 trigger.png|Trigger circuit
422 Rear No DC Opt.png | Rear face of 422 without DC battery option
Tek 422 sweep.png|Sweep circuit
Tek r422 1.jpg        | R422, compartment closed
Tek 422 vertamp.png|Vertical amplifier circuit
Tek r422 2.jpg        | R422, compartment open
Tek 422 inputamp.png|Input amplifier circuit
Black tek 422.jpg      | Black 422, panel mount
Tek 422 horizamp.png|Horizontal amplifier circuit
Tek 422 triag trace.jpg
Tek 422 crt.png|CRT circuit
Tek 422 tight beam.jpg | 422 trace is sharp
Tek_222_wtrace2.jpeg  | 422 in ALT
Tek 422 34.JPG
Tek 422 342.JPG
422 mpf102 cal.jpg
422 mpf102 cal.jpg
Wellenkino 422.jpg
DSC_7501_AC_cord.jpg  | AC Power Cord with UK Plug
DSC_7504_DC_cord.jpg  | DC Power Cord
</gallery>
=== Internal===
<gallery>
Tek_422-Ind-LHS.jpeg          | Tek 422 Internal LHS
Tek_422-Ind-RHS.jpeg          | Tek 422 Internal RHS
Tek_422-Ind-Top.jpeg          | Tek 422 Internal Top
Tek_422-Ind-Rear.jpeg        | Tek 422 Internal Rear
Tek_422-Ind-Under.jpeg        | Tek 422 Internal Underside
Tek_422-Ind-VAmp.jpeg        | Tek 422 Internal V-Amp
Tek_422-Ind-H-Amp.jpeg        | Tek 422 H-Amp Board
Tek_422-Ind-Trigger.jpeg      | Tek 422 Trigger Board
Tek_422-Ind-Input-Board1.jpeg | Tek 422 Input Board#1
Tek_422-Input-Board2.jpeg    | Tek 422 Input Board#1
Tek_422-Ind-Regulator.jpeg    | Tek 422 Indicator unit - Regulator
Tek_422-Ind-HV.jpeg          | Tek 422 HV Case
422 8056 mpf102.jpg          | [[MPF102]] replacing [[8056]]
Tek_422-AC-PS.jpeg            | Tek422 AC Power Supply Module
Tek_422-AC-PS-Int1.jpeg      | Tek 422 AC Power supply Internal
Tek_422-AC-PS2.jpeg          | Tek 422 AC Power supply Internal
Tek_422-AC-PS3.jpeg          | Tek 422 AC Power supply Internal
Tek_422-AC-PS4.jpeg          | Tek 422 AC Power supply Internal
Tek_422-AC-PS5.jpeg          | Tek 422 AC Power supply Internal
Tek 422 front part rear.jpg
Tek 422 front part rear.jpg
Tek 422 left int.jpg
Tek 422 left int.jpg
Line 71: Line 120:
Tek 422 vert amp2.jpg
Tek 422 vert amp2.jpg
Tek 422 vert input amps.jpg
Tek 422 vert input amps.jpg
Tek-422 lvps2.png|ac-dc power supply
Tek_422-Ind-PS-TP.jpeg        | Tek 422 Indicator unit, Power supply Test points
Tek 422 acps.png|ac power supply
</gallery>
422 8056 mpf102.jpg|[[MPF102]] replacing [[8056]]
=== Schematic===
Wellenkino 422.jpg
<gallery>
Tek 422 34.JPG
Tek 422 trigger.png | Trigger circuit
Tek 422 342.JPG
Tek 422 sweep.png    | Sweep circuit
Tek r422 1.jpg|R422, compartment closed
Tek 422 vertamp.png  | Vertical amplifier circuit
Tek r422 2.jpg|R422, compartment open
Tek 422 inputamp.png | Input amplifier circuit
Black tek 422.jpg|Black 422, panel mount
Tek 422 horizamp.png | Horizontal amplifier circuit
Tek 422 triag trace.jpg
Tek 422 crt.png      | CRT circuit
Tek 422 tight beam.jpg|422 trace is sharp
Tek-422 lvps2.png    | ac-dc power supply
Tek 422 acps.png    | ac power supply
</gallery>
</gallery>
==Components==
{{Parts|422}}


[[Category:400 series scopes]]
[[Category:400 series scopes]]
Qfissler
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