3B1: Difference between revisions

251 bytes added ,  16 September 2023
added specs, edited captions
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(added specs, edited captions)
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summary=10 MHz time base |
summary=10 MHz time base |
image=Tek 3b1 front.jpeg |
image=Tek 3b1 front.jpeg |
caption=Tektronix 3B1 front |
caption=Tektronix 3B1 Front |
introduced=1962 |
introduced=1962 |
discontinued=(?) |
discontinued=(?) |
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}}
}}
The '''Tektronix 3B1''' is a time-base plug-in [[introduced in 1962]] for [[560-series scopes]].   
The '''Tektronix 3B1''' is a time-base plug-in [[introduced in 1962]] for [[560-series scopes]].   
10 MHz is is the maximum trigger frequency.
It is compatible with all the members of the 560 scope family other than the [[560]] itself.
The calibrated sweep rates go from 1 s/Div to 500 ns/Div.


There is a switch that enables 5 × horizontal magnification, which makes the fastest sweep 100 ns/Div.
There is a switch that enables 5 × horizontal magnification, which makes the fastest sweep 100 ns/Div.
The 3B1 has a delayed sweep and a regular sweep.   
The 3B1 has a delayed sweep and a regular sweep.   


{{MissingSpecs}}
{{BeginSpecs}}
{{Spec | Trigger Frequency | DC to 10 MHz}}
{{Spec | Sweep Speeds | 1 Sec/div to  0.5  μs/div in 20 1-2-5 steps}}
{{Spec | Sweep Types | Normal and Delayed}}
{{Spec | Sweep Magnification | x5}}
{{EndSpecs}}


==Internals==
==Internals==
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==Pictures==
==Pictures==
<gallery>
<gallery>
3b1 front.jpg|Front  
3b1 front.jpg|3B1 Front  
3b1 left.jpg|Left
3b1 left.jpg|3B1 Left
3b1 right.jpg|Right
3b1 right.jpg|3B1 Right
3b1 bottom.jpg|Bottom
3b1 bottom.jpg|3B1 Bottom
3b1 top.jpg|Top
3b1 top.jpg|3B1 Top
3b1 cat3.jpg|In 1965 Catalog
3b1 cat3.jpg|3B1 In 1965 Catalog
3b1 normal trigger.png|Normal trigger circuit
3b1 normal trigger.png|3B1 Normal Trigger Circuit
3b1 delayed trigger.png|Delayed trigger circuit
3b1 delayed trigger.png|3B1 Delayed Trigger Circuit
3b1 delay pickoff.png|Delay pickoff circuit
3b1 delay pickoff.png|3B1 Delay Pickoff Circuit
3b1 normal sweep.png|Normal sweep circuit
3b1 normal sweep.png|3B1 Normal Sweep Circuit
3b1 delayed sweep.png|Delayed sweep circuit
3b1 delayed sweep.png|3B1 Delayed Sweep Circuit
3b1 horizontal amp.png|Horizontal amp circuit
3b1 horizontal amp.png|3B1 Horizontal Amplifier Circuit
</gallery>
</gallery>


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