File:H7878 power supply output riser board (Rob Jarratt).jpg

Original file (1,600 × 900 pixels, file size: 401 KB, MIME type: image/jpeg)

Summary

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The Astec output regulation riser board from an H7878 DECstation 5000 power supply after Rob Jarratt replaced C407 and C408 and cleaned it. LM339N and LM393 comparators are visible.

Source

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https://robs-old-computers.com/2017/10/01/decstation-5000-model-240-psu-fixed/ (retrieved 2026-10-01)

Author

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Rob Jarratt, Rob's Old Computers.

Licence

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No licence is stated on the source page. Credited to the author and used for repair reference.

File history

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Date/TimeThumbnailDimensionsUserComment
current23:17, 1 October 2026Thumbnail for version as of 23:17, 1 October 20261,600 × 900 (401 KB)Josh (talk | contribs)Upload for DEC pages

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