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Subject: First Negative developement Brd

From: kbyrne10@...
Date: 2016-08-19

I finally have all the supplies that I need and need a question answered.

Supplies

Scotch Laminator

Office depot Black and white copier transparencies. Two copies of each experiment circuit.

Dry film bought in China

PH up bought on E-Bay

Eagle to Gimp negative

Dakta light bulb approx 12 in above frame.

Question? How long do I turn on light bulb for first experiment in developeing board.

If it fails to develope properly how much time do I add for next experiment?

What is correct procedure for this experiment to learn this aspect properly?