Category Archives: PCB Etching

Printing transparencies for PCBs with Epson NX300

I need to print PCB artwork on transparencies for my preferred PCB making approach using presensitized board material.  My printer is an inexpensive Epson Stylus NX300.  That printer does not support printing on transparency. The problem is that the printer … Continue reading

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Boards ordered from Seeed for recording preamp!

I’m getting really close to my goal of having a solid, standardized, manufacturable square dance recording device.  I just sent out the Gerber files to have the first run of circuit boards made!  The earliest notes I can find about … Continue reading

Posted in PCB Etching, Recording preamp/limiter | 2 Comments

Making your own printed circuit boards at Maker Faire

I’ll be running a booth at Maker Faire Northside Chicago April 21, 2012.  This post will provide a little info about it. Rats.  I’m out of town that weekend.  I just wrote Christina to cancel the booth I just submitted … Continue reading

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New air stone for PCB etch tank

I’ve been using my new Container Store spaghetti-holder etching tank with cupric chloride etchant for several months now, and I’m pretty pleased with it.  I can walk away and let the bubbles do the etching, needing only a visit halfway … Continue reading

Posted in Cupric Chloride Etchant, PCB Etching | 2 Comments

What a difference 30 years makes!

While I was testing the latest version of the recording preamp, I needed a simple audio amp.  A good old LM386 would be fine.  I’ve been making stuff on printed circuit boards and vector boards for quite a while, and … Continue reading

Posted in PCB Etching, Recording preamp/limiter | 1 Comment

New PCB etch exposure stuff

While my dear old 18″ UV fluorescent tube setup for exposing sensitized PCBs works fine, it’s pretty clunky.  I found a 13W black light CFL bulb and thought it might make a more convenient setup.  Since the manufacturer says the … Continue reading

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Etching board holder

I needed a better device to hold boards while in the CuCl2 bubble etcher.  The plastic shipping holders from the coffee packet system (Flavia) we use at work looked like they might be useful someday, so over the past year … Continue reading

Posted in Cupric Chloride Etchant, PCB Etching | Leave a comment