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Making printed circuit boards using dry film photoresist
Автор: Unrelated Activities
Загружено: 2021-03-01
Просмотров: 2316
Описание:
Making printed circuit boards using dry film photoresist:
00:00 - 00:26 . PCB layout, printed on transparency for inkjet printer.
00:26 - 02:31 . Applying the photosensitive dry film.
02:31 - 03:45 . Thermal laminating machine.
03:45 - 04:36 . Aligning the layout transparency.
04:36 - 05:16 . Exposing the PCB to ultraviolet lamp
05:16 - 06:51 . Removing the protective film layer
06:51 - 11:07 . Development using Sodium carbonate Na2CO3
11:07 - 12:37 .PCB etching.
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