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Sunday, 2 September 2012

UV Board Making Step.... (STEP 2)

STEP 2: Exposing 


Put the printed transparent PCB layout in center position on the board
a) Cut the board to a size you desired if necessary
b) Tear off the black protection film on the board




c) Expose the board in Exposure box for 60-90 seconds
d) Put your circuit layout on top then press a flat glass sheet as a top layer to make a good contact between the film and surface of board
e) Turn on the light for 8-10 minutes 
f) Good contact between the film and the board is very important





      "Suit the action to the word, suit the word to the action"

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