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The '''Tektronix 821''' is a 4-bit word recognizer accessory for triggering a scope on a combination of digital signals. | [[File:Tek821.jpg|350px|thumb|right]] | ||
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. | |||
==Links== | ==Links== | ||
Revision as of 11:32, 17 January 2016
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.