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{{Oscilloscope Sidebar | | |||
title=Tektronix 442 | | |||
summary=35 MHz dual-trace scope | | |||
image=Tek 442 e0.JPG | | |||
caption=Tek 442 | | |||
introduced=(?) | | |||
discontinued=(?) | | |||
manuals= | |||
* [http://w140.com/tek_442_operators.pdf Tektronix 442 Operators Manual (PDF)] | |||
* [http://w140.com/tek_442_service.pdf Tektronix 442 Service Manual (PDF)] | |||
}} | |||
The '''Tektronix 442''' is a 35 MHz dual-trace oscilloscope with a single timebase. | The '''Tektronix 442''' is a 35 MHz dual-trace oscilloscope with a single timebase. | ||
==Specifications== | |||
[[Category:Specifications needed]] ''please add'' | |||
The anode voltage on the CRT is 10kV and the standard [[phosphor]] was P31. | |||
A Tektronix 442 consumes 36 watts and weighs about 20 pounds. | |||
==Internals== | |||
Serials numbers from B010100 to B010786 use the [[154-0729-00]] CRT. | Serials numbers from B010100 to B010786 use the [[154-0729-00]] CRT. | ||
Starting with serial number B010787, the 154-0804-00 CRT is used. | Starting with serial number B010787, the 154-0804-00 CRT is used. | ||
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except for the dual-JFETs that are used as high-impedance buffers at the signal inputs. | except for the dual-JFETs that are used as high-impedance buffers at the signal inputs. | ||
==Links== | |||
==Pictures== | |||
<gallery> | <gallery> | ||
File:Tek 442 e0.JPG | File:Tek 442 e0.JPG | ||
File:Tek 442 e1.JPG | File:Tek 442 e1.JPG | ||
File:Tek 442 e2.JPG | File:Tek 442 e2.JPG | ||
File:Tek 422 1.JPG | |||
File:Tek 422 2.JPG | |||
</gallery> | </gallery> | ||
[[Category:400 series scopes]] | [[Category:400 series scopes]] | ||