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David Wise (talk | contribs) m (not "in at the finish" after all - discontinued one year before entire 500 series) |
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series=[[500-series scopes]]| | series=[[500-series scopes]]| | ||
manuals= | manuals= | ||
* [http:// | * [http://w140.com/mmm/tek-w.pdf Tektronix Type W Manual (37MB, PDF)] | ||
* [[Media:070-432.pdf|Tektronix Type W Manual (11MB, PDF)]] | |||
* [http://w140.com/tek_type_w_schematics.pdf Tektronix Type W Schematics Only (PDF)] | * [http://w140.com/tek_type_w_schematics.pdf Tektronix Type W Schematics Only (PDF)] | ||
* [[Media:Tek type w fcp jan 1969.pdf|Tektronix Type W Factory Calibration Procedure, January 1969 (PDF, needs OCR)]] | |||
* [[Media:Tek type w fcp no ocr.pdf|Tektronix Type W Factory Calibration Procedure, March 1969 (PDF, needs OCR)]] | |||
<!-- * [[Media:tek_type_w_schem_only.pdf|Tektronix Type W Schematics Only (PDF, OCR)]] --> | |||
}} | }} | ||
The '''Tektronix Type W''' is a differential comparator plug-in amplifier for [[500-series scopes]]. | The '''Tektronix Type W''' is a differential comparator plug-in amplifier for [[500-series scopes]]. | ||
Its bandwidth varies from 23 MHz to 8 MHz depending on gain. Only modestly | Its bandwidth varies from 23 MHz to 8 MHz depending on gain. Only modestly | ||
faster than its | faster than its [[Z|Type Z]] predecessor, Type W extends performance in | ||
terms of sensitivity, reaching 1 mV/div. | terms of sensitivity, reaching 1 mV/div. | ||
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while the other modes provide "slideback" measurements of small variations superimposed on a large constant. | while the other modes provide "slideback" measurements of small variations superimposed on a large constant. | ||
An output of V<sub>c</sub> is provided on the front panel of the Type W. Unlike the | An output of V<sub>c</sub> is provided on the front panel of the Type W. Unlike the Z, | ||
Type W has two gain axes, a decade attenuator and a 1-2-5-10-20-50 selector, | Type W has two gain axes, a decade attenuator and a 1-2-5-10-20-50 selector, | ||
reminiscent of [[D|Type D]] from ten years before. | reminiscent of [[D|Type D]] from ten years before. | ||
Type W is the only letter-series plug-in with an "infinite resistance" input mode selectable at the front panel. | Type W is the only letter-series plug-in with an "infinite resistance" input mode selectable at the front panel. | ||
( | ([[1A5|Type 1A5]] has an internal jumper that can be cut.) | ||
In the letter-series timeline of differential | In the letter-series timeline of differential comparators, Type W, [[introduced in 1965]], | ||
follows | follows [[Z|Type Z]] and precedes [[1A5|Type 1A5]]. | ||
==Specifications== | ==Specifications== | ||
| Line 40: | Line 44: | ||
==Pictures== | ==Pictures== | ||
<gallery> | <gallery> | ||
Type_w_front.jpg|Front view. | |||
Type_w_topleft.jpg|Top-left view. | |||
Type_w_bottom.jpg|Bottom view. | |||
Tek w block.png|Block Diagram | |||
Tek w differential comparator.png|Differential Comparator | |||
Tek w input attenuators.png|Input Attenuators | |||
Tek w switching diagram.png|Switching Diagram | |||
Tek type w a phase 1.jpg|A-phase (prototype) Type W | |||
Tek type w a phase 2.jpg|A-phase (prototype) Type W | |||
Tek type w a phase 3.jpg|A-phase (prototype) Type W | |||
Tek type w a phase 4.jpg|A-phase (prototype) Type W | |||
Tek type w a phase 5.jpg|A-phase (prototype) Type W | |||
</gallery> | </gallery> | ||
[[Category:500 series plugins]] | [[Category:500 series plugins]] | ||