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1401: Difference between revisions
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|manuals= | |manuals= | ||
* [[Media:070-1071-00.pdf|Tektronix 1401 Manual]] | * [[Media:070-1071-00.pdf|Tektronix 1401 Manual]] | ||
* [[Media:070-1197-00.pdf|Tektronix 1401A Manual | * [[Media:070-1197-00.pdf|Tektronix 1401A Manual]] | ||
* [[Media: | * [[Media:070-1197-00 (1982).pdf|Tektronix 1401A Manual (1982)]] | ||
* [[Media:062-1327-00.pdf|Tektronix 323-1401 Cabinet Assembly | * [[Media:062-1327-00.pdf|Tektronix 323-1401 Cabinet Assembly]] | ||
}} | }} | ||
The '''Tektronix 1401''' is a spectrum analyzer front-end covering the frequency range of 1 MHz to 500 MHz, | The '''Tektronix 1401''' is a spectrum analyzer front-end covering the frequency range of 1 MHz to 500 MHz, | ||
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There is also a 1401A-1 which has a 75 Ω input impedance. | There is also a 1401A-1 which has a 75 Ω input impedance. | ||
The predecessor of the 1401A, the 1401, did not have the BNC "cal output" or "cal on" pushbutton switch. | The predecessor of the 1401A, the 1401, did not have the BNC "cal output" or "cal on" pushbutton switch. | ||
{{MissingSpecs}} | |||
==Internals== | ==Internals== | ||
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There is one tunnel diode found in the external trigger circuit. | There is one tunnel diode found in the external trigger circuit. | ||
It is a 152-0402-00, a 2 mA, 25 pF tunnel diode in a DO-17 package. It is only used when the external trigger input is connected. | It is a [[152-0402-00]], a 2 mA, 25 pF tunnel diode in a DO-17 package. It is only used when the external trigger input is connected. | ||
There is one Tektronix custom IC, [[155-0042-02]], listed as a Miller Integrator. | There is one Tektronix custom IC, [[155-0042-02]], listed as a Miller Integrator. | ||
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John_Perry_323_and_1401A_side_view_with_custom_support.jpg | 1401A/323 combo side view with hand made acrylic support. | John_Perry_323_and_1401A_side_view_with_custom_support.jpg | 1401A/323 combo side view with hand made acrylic support. | ||
</gallery> | </gallery> | ||
==Parts== | |||
{{Parts|1401}} | |||
[[Category:Spectrum analyzers]] | [[Category:Spectrum analyzers]] | ||