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{{Oscilloscope Sidebar |manufacturer=Tektronix | {{Oscilloscope Sidebar | ||
model= 221 | | |manufacturer=Tektronix | ||
summary=5 MHz miniature analog scope | | |series=200-series scopes | ||
image=Tek 221 1.jpg | | |model=221 | ||
caption=Tektronix 221 | | |summary=5 MHz miniature analog scope | ||
introduced=1975 | | |image=Tek 221 1.jpg | ||
discontinued=1991 | | |caption=Tektronix 221 | ||
manuals= | |introduced=1975 | ||
|discontinued=1991 | |||
* [[Media:Tek-221 2.pdf|Tektronix 221 Manual ( | |manuals= | ||
* [[Media:Tek-221 2.pdf|Tektronix 221 Manual]] (unlocked) | |||
* [[Media:070-1573-01.pdf|Tektronix 221 Manual ( | * [[Media:070-1573-01.pdf|Tektronix 221 Manual]] (bad-OCR) | ||
* [[Media:061-1817-00.pdf|Mod 290A Single Sweep Modification Insert | * [[Media:061-1817-00.pdf|Mod 290A Single Sweep Modification Insert]] | ||
}} | }} | ||
The '''Tektronix Type 221''' is a miniature 5 MHz analog scope [[introduced in 1973]]. | The '''Tektronix Type 221''' is a miniature 5 MHz analog scope [[introduced in 1973]]. | ||
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</gallery> | </gallery> | ||
{{Parts|221}} | |||
[[Category:200 series scopes]] | [[Category:200 series scopes]] |