Post by thread:[OT]: PCB developer

The photopositiv spray laquer I use says to use 7g/liter NaOH at room temperature, with time at about 1 minute. Peter -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email spam_OUTlistservTakeThisOuTmitvma.mit.edu with SET PICList DIGEST in the body

On Wednesday 09 July 2003 15:20, Peter L. Peres scribbled: > The photopositiv spray laquer I use says to use 7g/liter NaOH at room > temperature, with time at about 1 minute. Peter, I assume this means that you sensitize bare copper boards with this spray lacquer, for use with as the positive-photo-etching system (like the MG positive-etch boards)...? If so, where do you get this stuff from? Cheers -Neil. -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email .....listservKILLspam@spam@mitvma.mit.edu with SET PICList DIGEST in the body