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|summary=500 MHz non-storage mainframe | |summary=500 MHz non-storage mainframe | ||
|manuals= | |manuals= | ||
* [ | '''7904''' | ||
* [ | * [[Media:070-2390-00.pdf|Tektronix 7904 Manual]] (OCR) | ||
* [ | * [[Media:Servicing the Tek 7904 Power Supply.pdf|Servicing the 7904 High-Efficiency Power Supply]] | ||
'''7904A''' | |||
* [[Media:070-4593-00.pdf|Tektronix 7904A Manual]] (OCR) | |||
<small> | <small> | ||
'''Alternate Copies''' | |||
* [https://bama.edebris.com/download/tek/7904/Tektronix_7904_Service_May1983.pdf Tektronix 7904 Manual May 1983] @ BAMA | |||
* [https://www.ko4bb.com/getsimple/index.php?id=manuals&dir=Tektronix/Tektronix_-_7904A Tektronix 7904A Manual] (DjVu @ KO4BB) | |||
'''Modifications''' | '''Modifications''' | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-0650-00.pdf 050-0650-00 (1980) Vertical amplifier IC replacement] | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-0651-01.pdf 050-0651-01 (1975) Vertical output IC replacement (155-0065-00)] | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-0706-01.pdf 050-0706-01 (1980) Vertical output IC replacement (155-0065-00)] | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-0729-06.pdf 050-0729-06 (1980) A Trigger selector circuit board replacement] | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-0730-06.pdf 050-0730-06 (1980) B Trigger selector circuit board replacement] | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-0763-03.pdf 050-0763-03 (1981) Vertical interface circuit board replacement] | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-1014-00.pdf 050-1014-00 (1980) Vertical output IC replacement] ([[155-0064-00]]) | ||
* [ | * [https://hakanh.com/dl/docs/kitinstructions/050-1723-01.pdf 050-1723-01 (1983) P31 CRT replacement] | ||
* [ | * [https://hakanh.com/dl/docs/custommods/7904mod721K.pdf Custom Mod 721K (1972) Single shot readout and/or grat illumination] | ||
</small> | </small> | ||
}} | }} | ||
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|align=right| $12,750 | |align=right| $12,750 | ||
|- | |- | ||
! | ! In 2022 Dollars | ||
|align=right| $ | |align=right| $19,500 | ||
|align=right| $ | |align=right| $20,300 | ||
|align=right| $ | |align=right| $21,400 | ||
|align=right| $ | |align=right| $23,800 | ||
|align=right| $ | |align=right| $27,400 | ||
|- | |- | ||
!rowspan=2| Mainframe with [[7A19]],<br />7A19 Opt. 04, [[7B92]] | !rowspan=2| Mainframe with [[7A19]],<br />7A19 Opt. 04, [[7B92]] | ||
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|align=right| $24,190 | |align=right| $24,190 | ||
|- | |- | ||
! | ! In 2022 Dollars | ||
|align=right| $ | |align=right| $37,000 | ||
|align=right| $ | |align=right| $38,400 | ||
|align=right| $ | |align=right| $41,000 | ||
|align=right| $ | |align=right| $47,200 | ||
|align=right| $ | |align=right| $52,000 | ||
|} | |} | ||