7904: Difference between revisions

114 bytes added ,  6 October 2014
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title=Tektronix 7904|
title=Tektronix 7904|
image=Tek-7904-front.jpg |
image=Tek-7904-front.jpg |
caption=Tektronix 7904 |
caption=Tektronix 7904 (with [[7A19]], [[7A11]], [[7D11]], [[7B85]]) |
introduced=1971 |
introduced=1971 |
discontinued=1990 |
discontinued=1990 |
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{{Spec | Power consumption | 190 W }}
{{Spec | Power consumption | 190 W }}
{{Spec | Weight | 13.5 kg (30 lbs) }}
{{Spec | Weight | 13.5 kg (30 lbs) }}
{{EndSpecs}}
{{Spec | CRT Options |
 
CRT Options:
* Standard: (8×10 Div @ 1 cm), P31 (green) [[154-0644-05]] or P11 (blue) [[154-0644-09]]
* Standard: (8×10 Div @ 1 cm), P31 (green) [[154-0644-05]] or P11 (blue) [[154-0644-09]]
* Option 4, high writing speed: (8×10 Div @ 0.5 cm) , P31 (green) [[154-0661-05]] or P11 (blue) [[154-0661-09]]
* Option 4, high writing speed: (8×10 Div @ 0.5 cm) , P31 (green) [[154-0661-05]] or P11 (blue) [[154-0661-09]]
}}
{{EndSpecs}}


==Operation==
==Operation==
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==Prices==
==Prices==
1990: $12,750 (7904A)
1990: $12,750 (7904A) = $22,390 @ 2013 value


==Links==
==Links==
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File:Tek-7904-front.jpg | 7904  (non-A) front
File:Tek-7904-front.jpg | 7904  (non-A) front
File:7904-left.jpg | Left side. Left top: Vertical amplifier; left bottom: switch-mode power supply; right center: delay line; right bottom: plug-in bays
File:7904-left.jpg | Left side. Left top: Vertical amplifier; left bottom: switch-mode power supply; right center: delay line; right bottom: plug-in bays
File:7904-right.jpg | Right side. Left top: calibrator; left bottom: plug-in bays; center top: readout board; right top: Z amplifier  
File:7904-right.jpg | Right side. Top left: calibrator; bottom left: plug-in bays; top center: [[7000 series readout system|readout board]]; top right: Z amplifier  
File:7904-right-front.jpg | Right side detail. Left: calibrator; right: readout.
File:7904-right-front.jpg | Right side detail. Left: calibrator; right: readout.
File:7904 interface 1.jpg|Plug-in interface board front (left piggyback board removed)
File:7904 interface 1.jpg|Plug-in interface board front (left piggyback board removed)