821: Difference between revisions
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{{Instrument Sidebar | |||
|manufacturer=Tektronix | |||
|model=821 | |||
|class=Logic Analyzer | |||
|series= | |||
|summary=4-bit word recognizer accessory | |||
|image=Tek821.jpg | |||
|caption=Tektronix 821 | |||
|introduced=1974 | |||
|discontinued=(?) | |||
|designers=Bob Beville | |||
|manuals= | |||
* ''please add'' [[Category:Manual needed]] | |||
* [[Media:Tek 821 description.pdf|Tek 821 Description]] | |||
}} | |||
The '''Tektronix 821''' is a 4-bit word recognizer accessory for triggering a scope on a combination of digital signals. | The '''Tektronix 821''' is a 4-bit word recognizer accessory for triggering a scope on a combination of digital signals. | ||
The 821 can be powered from the scope's probe power socket. Up to four 821s can be cascaded for up to 16 input bits. | The 821 has a [[LEMO S-series connector]] by which it can be powered from the scope's probe power socket. | ||
Up to four 821s can be cascaded for up to 16 input bits. | |||
==Links== | ==Links== | ||
* [ | * [[7A42]] | ||
{{Documents|Link=821}} | |||
{{PatentLinks|821}} | |||
==Photos== | |||
<gallery> | |||
Tek 821 1.jpg | |||
Tek 821 description.png | |||
Tek 821 2.jpg | |||
Tek 821 3.jpg | |||
Tek 821 4.jpg | |||
Tek 821 5.jpg | |||
</gallery> | |||
[[Category:Logic analyzers]] | [[Category:Logic analyzers]] | ||
Latest revision as of 14:19, 4 November 2024
The Tektronix 821 is a 4-bit word recognizer accessory for triggering a scope on a combination of digital signals.
The 821 has a LEMO S-series connector by which it can be powered from the scope's probe power socket. Up to four 821s can be cascaded for up to 16 input bits.
Links
Documents Referencing 821
| Document | Class | Title | Authors | Year | Links |
|---|---|---|---|---|---|
| Tekscope 1974 V6 N2.pdf | Article | Triggering the oscilloscope from logic signals | Bob Beville | 1974 | 821 |
