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7503: Difference between revisions
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{{Oscilloscope Sidebar |manufacturer=Tektronix |designers=| | {{Oscilloscope Sidebar |manufacturer=Tektronix | | ||
designers=Phil Crosby| | |||
series=7000-series scopes | | |||
model= 7503| | model= 7503| | ||
image=Tek 7503cl3.jpg| | image=Tek 7503cl3.jpg| | ||
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* ''please add complete manual and/or schematics'' [[Category:Manual needed]] | * ''please add complete manual and/or schematics'' [[Category:Manual needed]] | ||
}} | }} | ||
The '''Tektronix 7503''' is a 90 MHz 7000-series mainframe with three module bays, [[introduced in 1970]]. It was effectively replaced by the larger-screen [[7603]] in 1972. | The '''Tektronix 7503''' is a 90 MHz 7000-series mainframe with three module bays, [[introduced in 1970]]. It was effectively replaced by the larger-screen [[7603]] in 1972. | ||
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The 7503 was Tek's first scope to use a [[harmonica connector]] for inter-board wiring. | The 7503 was Tek's first scope to use a [[harmonica connector]] for inter-board wiring. | ||
Prior to this, inter-board wiring had either mainly been point-to-point soldered. | Prior to this, inter-board wiring had either mainly been point-to-point soldered. | ||
Other approaches were taken on certain instruments, for example the [[7704]], | Other approaches were taken on certain instruments, for example the [[7704]], in which pins sticking out of the chassis mate with holes in the boards that receive the pins and make electrical contact. | ||
in which pins sticking out of the chassis mate with holes in the boards that receive the pins and make electrical contact. | |||
{{BeginSpecs}} | {{BeginSpecs}} | ||