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Posted: Tue Nov 02, 2021 8:07 am
I think, that you are not right. I am assured. I can defend the position.
Posted: Wed Nov 03, 2021 11:42 am
I apologise, but, in my opinion, you are not right. I suggest it to discuss. Write to me in PM.
Posted: Wed Nov 03, 2021 6:46 pm
I think, that you are mistaken. I can prove it. Write to me in PM, we will discuss.
Posted: Tue Nov 16, 2021 10:20 pm
Yes, I hear you. If I find there is to much of a mismatch, I can switch back to the 2370a.
Thanks for the advice on the 2445, it needs a diaphragm, which material would you suggest, aluminum?
Posted: Sat Nov 20, 2021 6:28 am
For those still doing their PCBs the old way using copper clad boards, what the best etchant yo use these days, I made a few years ago and only used Feric Chloride, is it still a good choice or are there better options these days.
Thanks for any help with this