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{{Oscilloscope Sidebar | | {{Oscilloscope Sidebar | ||
|manufacturer=Tektronix | |||
summary=15 MHz portable dual-trace scope | | |series=400-series scopes | ||
image= | |model=422 | ||
caption=Tektronix 422 front | | |summary=15 MHz portable dual-trace scope | ||
introduced= | |image=Tek_222_wtrace.jpeg | ||
discontinued=1975 | | |caption=Tektronix 422 front | ||
manuals= | |introduced=1965 | ||
* [ | |discontinued=1975 | ||
* [ | |designers= | ||
* [ | |manuals= | ||
* [ | * [[Media:070-0434-02.pdf | Tektronix 422 Manual 070-0434-02]] (low quality scan) | ||
* [ | * [[Media:070-0471-01.pdf | Tektronix 422 Manual 070-0471-01, AC/DC power supply]] | ||
* [ | * [[Media:070-0528-00.pdf | Tektronix 422 Manual 070-0528-00, AC power supply]] | ||
* [[Media:070-0895-00.pdf | Tektronix 422 Manual for Serial Numbers 20,000 and up]] | |||
* [[Media:070- | * [https://w140.com/tek_422_low_sn.djvu Tektronix 422 Manual] (low sn, DjVu) | ||
* [ | * [[Media:tek_422_prb.pdf | Tektronix 422 Product Reference Book]] | ||
* [ | * [[Media:Tek 422 lecture notes.pdf | Tektronix 422 Lecture Notes]] | ||
* [ | * [[Media:Tek 422 acps fcp june 1969.pdf | 422 ACPS FCP Jun 1969]] | ||
* [ | * [[Media:Tek 422 fcp april 1969.pdf | 422 FCP Apr 1969]] | ||
* [[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}} | |||
== | ==Links== | ||
[ | {{Documents|Link=422}} | ||
* [https://youtu.be/rl-1BQyiaLk LazyElectrons Video on 422] | |||
==Internals== | ==Internals== | ||
Line 46: | Line 69: | ||
The 422 uses the [[T4220]] CRT. | The 422 uses the [[T4220]] CRT. | ||
==Pictures== | ==Pictures== | ||
=== External=== | |||
<gallery> | <gallery> | ||
Tek 422 front.jpg | Tek 422 front.jpg | ||
Tek 422 side.jpg | Tek 422 side.jpg | ||
422 Rear No DC Opt.png | Rear face of 422 without DC battery option | |||
Tek 422 | Tek r422 1.jpg | R422, compartment closed | ||
Tek 422 | Tek r422 2.jpg | R422, compartment open | ||
Tek 422 | Black tek 422.jpg | Black 422, panel mount | ||
Tek 422 | Tek 422 triag trace.jpg | ||
Tek 422 | 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 70: | 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-Ind-PS-TP.jpeg | Tek 422 Indicator unit, Power supply Test points | |||
Tek 422 | </gallery> | ||
422 | === Schematic=== | ||
<gallery> | |||
Tek 422 | Tek 422 trigger.png | Trigger circuit | ||
Tek 422 | Tek 422 sweep.png | Sweep circuit | ||
Tek 422 vertamp.png | Vertical amplifier circuit | |||
Tek | Tek 422 inputamp.png | Input amplifier circuit | ||
Tek 422 horizamp.png | Horizontal amplifier circuit | |||
Tek 422 | Tek 422 crt.png | CRT circuit | ||
Tek 422 | 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]] |
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