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{{Plugin Sidebar | | {{Plugin Sidebar | ||
manufacturer=Tektronix | type= | |manufacturer=Tektronix | ||
summary=400 MHz | |series=7000-series scopes | ||
image=7B90P_front.jpg | | |type=7B90P | ||
caption=Tektronix 7B90P front | | |summary=400 MHz programmable timebase | ||
introduced=1978 | | |image=7B90P_front.jpg | ||
discontinued=1989 | |caption=Tektronix 7B90P front | ||
|introduced=1978 | |||
manuals= | |discontinued=1989 | ||
* [ | |manuals= | ||
* [[Media:070-2309-00.pdf|7B90P Instruction Manual]] (OCR) | |||
* [[Media:Tek 7b90p schematics.pdf|7B90P Schematics]] | |||
* [[Media:47W-4493-1.pdf|7A16P and 7B90P Brochure]] | |||
{{ROM Images}} | |||
* U1030: [[Media:160-1513-00.bin|160-1513-00]] | |||
* U830: [[Media:160-1514-00.bin|160-1514-00]] | |||
}} | }} | ||
The '''Tektronix 7B90P''' is a digitally programmable 400 MHz time-base plug-in for the digitizing mainframes of the [[7000-series scopes|7000 series]]. | The '''Tektronix 7B90P''' is a digitally programmable 400 MHz time-base plug-in for the digitizing mainframes of the [[7000-series scopes|7000 series]]. | ||
All controls are programmable except for the sweep calibration screwdriver adjustment and the external trigger input terminator switch. | |||
The local/remote state of the 7B90P is slaved to the local/remote state of the mainframe. | The local/remote state of the 7B90P is slaved to the local/remote state of the mainframe. | ||
{{BeginSpecs}} | {{BeginSpecs}} | ||
{{Spec | Sweep | 10 ns/Div to 500 ms/Div ( | {{Spec | Sweep | 10 ns/Div to 500 ms/Div (1–2–5), ×10 magnifier (down to 500 ps/Div), no variable sweep, adjustable and programmable holdoff}} | ||
{{Spec | Excluded sweep | First 10 ns in 79XX programmable mainframes }} | {{Spec | Excluded sweep | First 10 ns in 79XX programmable mainframes }} | ||
{{Spec | Trigger Sensitivity PP Auto Mode AC or DC | {{Spec | Trigger Sensitivity | | ||
* PP Auto Mode AC or DC: 125 mV or 0.5 Div up to 50 MHz, 375 mV or 1.5 Div up to 400 MHz | |||
* Norm or Single Sweep AC: 100 mV or 0.3 Div up to 50 MHz, 250 mV or 1.5 Div up to 400 MHz | |||
}} | |||
{{Spec | Jitter | <100 ps at 400 MHz }} | {{Spec | Jitter | <100 ps at 400 MHz }} | ||
{{Spec | Ext. Trigger 1 MΩ | {{Spec | Ext. Trigger | 1 MΩ: 20 pF, max. 250 V DC+peak AC; 50 Ω: max. 1 W}} | ||
{{Spec | Sweep/Trigger Modes | Peak-Peak Auto, Auto, Norm, Single Sweep}} | {{Spec | Sweep/Trigger Modes | Peak-Peak Auto, Auto, Norm, Single Sweep}} | ||
{{EndSpecs}} | {{EndSpecs}} | ||
==Links== | |||
{{Documents|Link=7B90P}} | |||
==Internals == | ==Internals == | ||
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</gallery> | </gallery> | ||
==Components== | |||
{{ | {{Parts|7B90P}} | ||
[[Category:7000 series horizontal plugins]] | [[Category:7000 series horizontal plugins]] | ||
[[Category:7000_series_programmable_plugins]] | [[Category:7000_series_programmable_plugins]] |