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Tektronix 821
4-bit word recognizer accessory
Tektronix 821

Produced from 1974 to (?)

(All manuals in PDF format unless noted otherwise)
Manuals – Specifications – Links – Pictures

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.


Documents Referencing 7A42

Document Class Title Authors Year Links
42W-5588.pdf Application Note Advanced Triggering Techniques Roger Ensrud 1984