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661 Vertical Test Load Unit: Difference between revisions
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The 661 Vertical Test Load Unit is a plug-in for testing | {{Plugin Sidebar | ||
the power supplies and interconnections in a Tektronix [[661]] sampling scope. | |manufacturer=Tektronix | ||
|series=661 | |||
|type=661 Vertical Test Load Unit | |||
|summary=Calibration fixture | |||
|image=Tek 661 vertical test load unit 1.jpg | |||
|caption=Tek 661 Vertical Test Load Unit | |||
|introduced=1961 | |||
|discontinued=(?) | |||
|designers= | |||
|manuals= | |||
* ''please add'' [[Category:Manual needed]] | |||
}} | |||
The '''Tektronix 661 Vertical Test Load Unit''' is a plug-in for testing the power supplies and interconnections in a Tektronix [[661]] sampling scope. | |||
It serves a similar purpose to the [[TU-4]] (for the 560-series) and [[1M1]] (for the 500-series). | It serves a similar purpose to the [[TU-4]] (for the 560-series) and [[1M1]] (for the 500-series). | ||
It contains load resistors for testing the mainframe's power supply, as well as a switch for testing the wiring between the plug-in interface and the multi-pin digital output connector on the rear of the 661 mainframe. | |||
There is a banana connector on the front of the plug-in that is wired to the +300 V pin on the interface connector via a fuse. | |||
{{MissingSpecs}} | |||
==Pictures== | |||
<gallery> | <gallery> | ||
Tek 661 vertical test load unit 1.jpg | Tek 661 vertical test load unit 1.jpg | ||