File:PCB 0431-10 solder side.jpg

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Captions

Captions

Discrete diode-transistor logic printed circuit modules

Summary edit

Description
English: Discrete diode-transistor logic printed circuit modules manufactured in the German Democratic Republic, back in the 1960s.

The semiconductors used for these boards:

MP35D- NPN Germanium transistor
Date
Source Own work
Author Mister rf

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File history

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Date/TimeThumbnailDimensionsUserComment
current21:36, 18 October 2021Thumbnail for version as of 21:36, 18 October 20214,685 × 2,730 (5.09 MB)Mister rf (talk | contribs)Uploaded own work with UploadWizard