7A11: Difference between revisions

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7A11 (view source)

Revision as of 00:49, 24 August 2014

203 bytes added ,  24 August 2014
moved specs before long text, added links
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(moved specs before long text, added links)
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The '''Tektronix 7A11''', [[introduced in 1969]], is a vertical plug-in for [[7000-series scopes]].
The '''Tektronix 7A11''', [[introduced in 1969]], is a vertical plug-in for [[7000-series scopes]].
In includes a permanently attached FET probe.  The bandwidth of a 7A11 in a [[7904]] is 250 MHz.
In includes a permanently attached FET probe.  The bandwidth of a 7A11 in a [[7904]] is 250 MHz.
==Specifications==
{{BeginSpecs}}
{{Spec | Bandwidth | 250 MHz (in [[7904]]) }}
{{Spec | Deflection | 5 mV/Div to 20 V/Div in 1—2—5 sequence }}
{{Spec | Input resistance | 1 MΩ }}
{{Spec | Input capacitance |
* 5 mV/Div to 50 mV/Div : 5.8 pF
* 100 mV/Div to 1 V/Div : 3.4 pF
* 2 V/Div to 20 V/Div : 2.0 pF
* Add 1.2 pF for BNC input adapter
* Add 1.2 pF for AC coupling plug-on capacitor
}}
{{Spec | Features |
* Variable DC Offset (with output connector)
* 20 MHz Bandwith Limit switch
* Invert switch
}}
{{EndSpecs}}
==Internals==


Regarding the 7A11, its designer [[John Addis]] says:
Regarding the 7A11, its designer [[John Addis]] says:
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</blockquote>
</blockquote>


==Specifications==
==Links==
{{BeginSpecs}}
* http://www.barrytech.com/tektronix/tek7000/tek7a11.html
{{Spec | Bandwidth | 250 MHz (in [[7904]]) }}
* [http://www.amplifier.cd/Test_Equipment/Tektronix/Tektronix_7000_series_amplifier/amplifier_7A11.htm Tek 7A11 page @ amplifier.cd]
{{Spec | Deflection | 5 mV/Div to 20 V/Div in 1—2—5 sequence }}
{{Spec | Input resistance | 1 MΩ }}
{{Spec | Input capacitance |
* 5 mV/Div to 50 mV/Div : 5.8 pF
* 100 mV/Div to 1 V/Div : 3.4 pF
* 2 V/Div to 20 V/Div : 2.0 pF
* Add 1.2 pF for BNC input adapter
* Add 1.2 pF for AC coupling plug-on capacitor
}}
{{Spec | Features |
* Variable DC Offset (with output connector)
* 20 MHz Bandwith Limit switch
* Invert switch
}}
{{EndSpecs}}
 
==Pictures==
==Pictures==
<gallery>
<gallery>
Image:7a11_1.JPG| front above
File:tek-7a11-front.jpg
Image:7A11_2.JPG| right side, probe unplugged
File:7A11_2.JPG| right side, probe unplugged
Image:7A11_3.JPG| probe accessoires (tip cover, AC coupling capacitor, [[GR-874]] adapter)
File:7A11_3.JPG| probe accessoires (tip cover, AC coupling capacitor, [[GR-874]] adapter)
Image:7a11-right.jpg| right side detail, cover removed
File:7a11-right.jpg| right side detail, cover removed
Image:7a11-left.jpg| left side detail, cover removed
File:7a11-left.jpg| left side detail, cover removed
Image:7a11-input.jpg| input jack with probe cable  
File:7a11-input.jpg| input jack with probe cable  
Image:7a11-probe-interior.jpg| interior of probe
File:7a11-probe-interior.jpg| interior of probe
Image:7a11-probe-interior-back.jpg| interior of probe, back side with range relays
File:7a11-probe-interior-back.jpg| interior of probe, back side with range relays
File:Tek 7a11 on.JPG
File:Tek 7a11 on.JPG
</gallery>
</gallery>
Retrieved from "https://w140.com/tekwiki/wiki/Special:MobileDiff/12074"

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