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''475A [[list of manuals that are needed|manual needed]] (no good quality free scan available)'' | ''475A [[list of manuals that are needed|manual needed]] (no good quality free scan available)'' | ||
}} | }} | ||
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. | 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. | |||
It is all solid-state except for the CRT. | |||
It was introduced in November 1972. | |||
A revised version, the 475A, has 250 MHz bandwidth and a maximum vertical sensitivity of 5 mV/Div. | A revised version, the 475A, has 250 MHz bandwidth and a maximum vertical sensitivity of 5 mV/Div. | ||
The [[1106]] is a battery pack for the 475. | |||
The optional [[DM44]] multimeter attaches to the top of the instrument. | The optional [[DM44]] multimeter attaches to the top of the instrument. | ||
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==Internals== | ==Internals== | ||
The 475 uses a number of Tek-made integrated circuits, including the [[155-0032-01]] input preamplifier, [[155-0085-00]] input amplifier, [[155-0078-00]] vertical amplifier, [[155-0091-00]] channel switch, [[155-0082-00]] vertical output amplifier, and [[155-0049-00]] sweep control. | The 475 uses a number of Tek-made integrated circuits, including the [[155-0032-01]] input preamplifier, | ||
[[155-0085-00]] input amplifier, [[155-0078-00]] vertical amplifier, [[155-0091-00]] channel switch, | |||
[[155-0082-00]] vertical output amplifier, and [[155-0049-00]] sweep control. | |||
==Links== | ==Links== | ||