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585: Difference between revisions
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The Type 585 is a 100MHz [[580-Series scope]] introduced by Tektronix in | The Type 585 is a 100MHz [[580-Series scope]] introduced by Tektronix in | ||
[[introduced_in_1959|1959]] and made through the 1960's. | [[introduced_in_1959|1959]] and made through the 1960's. | ||
== Plug-in Interface == | |||
The 585 uses [[580-series plug-ins]], | The 585 uses [[580-series plug-ins]], | ||
which look like [[letter-series and 1-series plug-ins]] | which look like [[letter-series and 1-series plug-ins]] | ||
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letter-series and 1-series plug-ins in a 585. | letter-series and 1-series plug-ins in a 585. | ||
== Trigger Circuit == | |||
The original 585 (up to serial number 1070) has | The original 585 (up to serial number 1070) has | ||
an "A" trigger circuit that has a differential | an "A" trigger circuit that has a differential | ||
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transistor. The tunnel diode is AC-coupled to the | transistor. The tunnel diode is AC-coupled to the | ||
base-emitter junction of the transistor. | base-emitter junction of the transistor. | ||
== Vertical Signal Path == | |||
Like the [[545]], [[551]], and [[555]], the 585 uses a | Like the [[545]], [[551]], and [[555]], the 585 uses a | ||
[[distributed amplifier]] for vertical deflection. | [[distributed amplifier]] for vertical deflection. | ||
Unlike the other 500-series scopes, the 585 uses a CRT | Unlike the other 500-series scopes, the 585 uses a CRT | ||
with distributed vertical deflection plates, the [[T581]], | with distributed vertical deflection plates, the [[T581]], | ||
enabling it to have both high sensitivity and fast risetime. | enabling it to have both high sensitivity and fast risetime. | ||
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it is essentially a 585A. | it is essentially a 585A. | ||
== Rackmount Versions == | |||
Rackmount versions were also made, the RM585 and RM585A. | Rackmount versions were also made, the RM585 and RM585A. | ||