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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.

See Also