old printed circuit board background vintage with soldering trace backside brown electronic chip retro style |
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| navigate by keyword : abstract backdrop background board capacitor card chip circuit communication component computer conductor connect connection device digital electric electrical electricity electronic engineer engineering equipment green hardware industry information integrated macro microcircuit obsolete old part pcb printed radio repair resistor retro scheme science soldering surface system tech technology transistor vintage |
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| Old printed circuit board background. Vintage circuit board with soldering trace, close up, top view. Backside brown electronic chip retro style design |
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