821: Difference between revisions
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|introduced=1974 | |introduced=1974 | ||
|discontinued=(?) | |discontinued=(?) | ||
|designers= | |designers=Bob Beville | ||
|manuals= | |manuals= | ||
* ''please add'' [[Category:Manual needed]] | * ''please add'' [[Category:Manual needed]] | ||
* [[Bob Beville]], ''Triggering the oscilloscope from logic signals''. In [[Media:Tekscope_1974_V6_N2.pdf|TekScope V.6 N.2 1974]], pp. 12+ | |||
* [[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. | ||
| Line 19: | Line 21: | ||
==Links== | ==Links== | ||
* [[7A42]] | * [[7A42]] | ||
{{Documents|Link=7A42}} | |||
==Photos== | ==Photos== | ||
Latest revision as of 07:04, 12 October 2023
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 7A42
| Document | Class | Title | Authors | Year | Links |
|---|---|---|---|---|---|
| 42W-5588.pdf | Application Note | Advanced Triggering Techniques | Roger Ensrud | 1984 | 7A42 • 7D11 • 7D15 |
