475: Difference between revisions

26 bytes added ,  12 October 2021
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{{Oscilloscope Sidebar |manufacturer=Tektronix |designers= |
{{Oscilloscope Sidebar  
series=400-series scopes |
|manufacturer=Tektronix  
model=475 |
|series=400-series scopes  
summary=Portable 200 MHz dual-trace scope |
|model=475
image=Tek 475 square sin.jpg |
|summary=Portable 200 MHz dual-trace scope
caption= Tektronix 475 |
|image=Tek 475 square sin.jpg
introduced=1972 |
|caption= Tektronix 475  
discontinued=1983 |
|introduced=1972  
manuals=
|discontinued=1983  
|designers=Luis Navarro;Bob Shand;
|manuals=
'''475'''
'''475'''
* [http://w140.com/tek_475_tek.pdf Tektronix 475 Service Manual (65MB file, ok quality, PDF)]
* [http://w140.com/tek_475_tek.pdf Tektronix 475 Service Manual (65MB file, ok quality, PDF)]
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The '''Tektronix 475''' is a portable dual-trace oscilloscope with dual time-bases similar to the [[465]],
The '''Tektronix 475''' is a portable dual-trace oscilloscope with dual time-bases similar to the [[465]],
but with 200 MHz bandwidth and a maximum vertical sensitivity of 2 mV/Div.
but with 200 MHz bandwidth and a maximum vertical sensitivity of 2 mV/Div.
It is all solid-state except for the CRT.  
It is all solid-state except for the CRT. It was introduced in November 1972.
It was introduced in November 1972.


Military variant is called OS-261 C(v)1/0, which has DC/DC converter (12/24V input) on board.
The military variant is called OS-261 C(v)1/0, which has a DC/DC converter (12/24V input) on board.


A revised version, the 475A ([[introduced in 1977]]), has 250 MHz bandwidth and a maximum vertical sensitivity of 5 mV/Div.
A revised version, the 475A ([[introduced in 1977]]), has 250 MHz bandwidth and a maximum vertical sensitivity of 5 mV/Div.