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475: Difference between revisions
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{{Oscilloscope Sidebar |manufacturer=Tektronix | | {{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. | |||
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. | ||