155-0012-00: Difference between revisions
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==Used in== | ==Used in== | ||
* [[ | * [[7704]], [[7704A]] | ||
* [[7834]] | * [[7834]] | ||
* [[7844]] (U375) | * [[7844]] (U375) | ||
* [[7854]] (A14U190) | * [[7854]] (A14U190) | ||
* [[7904]] (U325), [[7904A]] | * [[7904]] (U325), [[7904A]] | ||
* [[7934]] | |||
* [[7912AD]], [[7912HB]] | |||
* [[7104]] | |||
* [[485]] | * [[485]] | ||
[[Category:Tektronix-made integrated circuits]] | [[Category:Tektronix-made integrated circuits]] | ||
Revision as of 02:47, 20 May 2017
The 155-0012-00 is a Tek-made Z Axis Logic chip in a 16-pin DIP. Under control of the horizontal switch drive, it selects the beam intensity - A or A intensified by B. It also limits beam intensity at slow speeds to prevent CRT phosphor burn.
