Я4С-102: Difference between revisions

246 bytes added ,  15 August 2021
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{{Plugin Sidebar 2 |
{{Plugin Sidebar
title=Я4С-102 |
|manufacturer=Vilnius Research
summary=Dual delay line |
|series=Soviet 7000-series clones
image=Я4С-102_front.jpg |  
|type=Я4С-102  
caption=Я4С-102 front panel |
|summary=Dual delay line  
series=[[Soviet 7000-series clones]]|
|image=Я4С-102_front.jpg  
introduced=(?) |
|caption=Я4С-102 front panel  
discontinued=(?) |
|introduced=(?)  
manuals=
|discontinued=(?)  
|designers=
|manuals=
}}
}}
The '''Я4С-102''' is a dual delay line plug-in for [[Soviet 7000-series clones]]. It is roughly analogous to the Tek [[7M11]].
The '''Я4С-102''' is a dual delay line plug-in for [[Soviet 7000-series clones]]. It is roughly analogous to the Tek [[7M11]].


Significant differences to the 7M11 include:
Significant differences to the 7M11 include:
* faster risetime spec (150ps instead of 175ps)
* faster risetime spec (150 ps instead of 175 ps)
* shorter delay (70ns instead of 75ns)
* shorter delay (70 ns instead of 75 ns)
* connectors instead of GR874
* СР50-262 connectors instead of [[GR874]]
* separate trigger outputs instead of switchable trigger output
* separate trigger outputs instead of switchable trigger output
* trigger and signal outputs both attenuated 2:1
* trigger and signal outputs both attenuated 2:1


The signal inputs and outputs are СР50-262 type, which are similar to N connectors. N connectors will fit, just about, but the thread doesn't fully engage. The trigger outputs are СР50-73 type.
The signal inputs and outputs are СР50-262 type, which are similar to [[N connector]]s. N connectors will fit, just about, but the thread doesn't fully engage. The trigger outputs are СР50-73 type.


The sample in the photograph has a measured 125ps risetime, though with a couple of nanoseconds of 'sag' after the leading edge. This corresponds to a bandwidth of nearly 3GHz.
The sample in the photograph has a measured 125 ps risetime, though with a couple of nanoseconds of 'sag' after the leading edge. This corresponds to a bandwidth of nearly 3 GHz.


The plugin is extremely heavy at 3.7kg (8lb 2oz). It is entirely passive, having no edge connector on the rear, and can be used independently of the oscilloscope mainframe.
The plugin is extremely heavy at 3.7 kg (8lb 2oz). It is entirely passive, having no edge connector on the rear, and can be used independently of the oscilloscope mainframe. In fact, it doesn't even have a locking screw to hold it in to the mainframe at all.
{{BeginSpecs}}
{{BeginSpecs}}
{{Spec | Impedance | 50 Ω }}
{{Spec | Impedance | 50 Ω }}
{{Spec | Delay time | 70 ns }}
{{Spec | Delay time | 70 ns }}
{{Spec | Signal risetime | < 150 ps }}
{{Spec | Signal risetime | < 150 ps }}
{{Spec | Trigger risetime | < 500 ps }}
{{Spec | Trigger risetime | < 500 ps }}
{{Spec | Maximum input voltage | 2V }}
{{Spec | Maximum input voltage | 2 V }}
{{EndSpecs}}
{{EndSpecs}}


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Я4С-102_threequarter.jpg | Three-quarter view
Я4С-102_threequarter.jpg | Three-quarter view
Я4С-102_rear.jpg | Rear view
Я4С-102_rear.jpg | Rear view
Я4С-102_and_CSA803A.jpg | Я4С-102 with Tek CSA802A testing risetime
Я4С-102_and_CSA803A.jpg | Я4С-102 with Tek CSA803A testing risetime
Я4С-102_test_setup_detail.jpg | Detail of interconnections of Я4С-102 and CSA803A/SD24/SD22 sampling heads
Я4С-102_test_setup_detail.jpg | Detail of interconnections of Я4С-102 and CSA803A/SD24/SD22 sampling heads
Я4С-102_trigger_and_delayed_outputs.jpg | Trigger and delayed signal outputs
Я4С-102_trigger_and_delayed_outputs.jpg | Trigger and delayed signal outputs
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Я4С-102_triggered_output_risetime.jpg | Trigger output riestime
Я4С-102_triggered_output_risetime.jpg | Trigger output riestime
</gallery>
</gallery>
[[Category:Soviet 7000-series clones]]
[[Category:Vilnius Research Institute products]]