1M1: Difference between revisions

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59 bytes added ,  20 August 2014
cat
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manuals=
manuals=
* [http://bama.edebris.com/manuals/tek/tu7 1M1 / TU-7 / 067-0521-00 manual on BAMA]
* [http://bama.edebris.com/manuals/tek/tu7 1M1 / TU-7 / 067-0521-00 manual on BAMA]
[[Category:500 series plugins]]
[[Category:Calibration fixtures]]
}}
}}
The '''Tektronix [[TU-7]]/1M1/[[067-0521-00]]''' is a [[Letter-series_and_1-series_plug-ins|letter series plug-in]]  
The '''Tektronix [[TU-7]]/1M1/[[067-0521-00]]''' is a [[Letter-series_and_1-series_plug-ins|letter series plug-in]]  
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It does not have the Type P's short operating life, because it does not use a [[mercury switch]].
It does not have the Type P's short operating life, because it does not use a [[mercury switch]].


This instrument went through several names.   
This instrument went through several names.  At its [[introduced in 1964|1964]] introduction, it was the '''TU-7'''.   
At its [[introduced in 1964|1964]] introduction, it was the TU-7.   
Some early Tek-internal instruments for design, manufacturing, and calibration had TU (Test Unit) nomenclature.   
Some early Tek-internal instruments for design, manufacturing,  
and calibration had TU (Test Unit) nomenclature.   
(Other examples include the TU-?? Variac, the TU-?? dim-bulb fixture, and the [[TU-50]] sine/square/pulse generator.)   
(Other examples include the TU-?? Variac, the TU-?? dim-bulb fixture, and the [[TU-50]] sine/square/pulse generator.)   
In 1965 it was renamed Type 1M1 to fit into the letter-series nomenclature like its predecessor.   
 
Later still, the 067- calibration fixture naming system took hold and it was rechristened 067-0521-00.   
In 1965, it was renamed '''Type 1M1''' to fit into the letter-series nomenclature like its predecessor.   
The instrument was also revised once - more pulse frequencies - and the name upgraded to 067-0521-01.  
Later still, the 067- calibration fixture naming system took hold and it was rechristened '''067-0521-00'''.   
It does not appear - under any name - in any Tek catalog,  
 
but the 1964 catalog <u>does</u> list a cousin: Type [[10/11M1]], for the [[647|Type 647]] scope.
The instrument was also revised once - more pulse frequencies - and the name upgraded to '''067-0521-01'''.  
 
It does not appear - under any name - in any Tek catalog, but the 1964 catalog <u>does</u> list a cousin:  
Type [[10/11M1]], for the [[647|Type 647]] scope.


==Pictures==
==Pictures==
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File:Tek 1m1 left.jpg
File:Tek 1m1 left.jpg
<gallery/>
<gallery/>
[[Category:500 series plugins]]

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