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{{Hybrid IC | |||
|Manufacturer=Tektronix | |||
|Model=H488 | |||
|Part_nos=155-0178-00,155-0178-05 | |||
|Description=horizontal output amplifier | |||
|Used_in=7904A;7912HB;7934;7104 | |||
|Designers=Dave Morgan | |||
}} | |||
implemented as a thin-film ceramic hybrid in a custom "[[Hypcon]]" package. | |||
It uses the [[ft doubler]] topology, has an input impedance of 50 Ω per side, and is designed to operate into a 365 Ω differential load. It has a current gain of 3.3 and is not back terminated. | |||
The device uses T-coils at the input and inductive peaking at the output. Its rise time is approximately 0.5 ns. | The device uses T-coils at the input and inductive peaking at the output. Its rise time is approximately 0.5 ns. | ||
It was designed by [[Dave Morgan]] and includes [[D156]] transistor dies. | It was designed by [[Dave Morgan]] and includes [[D156]] transistor dies. The ft doubler section is built using [[SHFIII]] devices. | ||
==Used in== | ==Used in== | ||
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* [[7904A]] | * [[7904A]] | ||
* [[7912HB]] | * [[7912HB]] | ||
* [[7934]] | * [[7934]] (A19A1U515) | ||
* [[7104]] | * [[7104]] | ||
== | ==Links== | ||
* [[Media:Tek 155-0178-00.pdf|Tektronix 155-0178-00 Datasheet | * [[Media:Tek 155-0178-00.pdf|Tektronix 155-0178-00 Datasheet]] | ||
{{PatentLinks|155-0178-00}} | |||
[[Category:Tektronix-made hybrid integrated circuits]] | [[Category:Tektronix-made hybrid integrated circuits]] | ||
[[Category:Hypcon]] | [[Category:Hypcon]] |