Monthly Archives: November 2013

Creating PCB – old way – using soldering IRON (thermal transfer method)

Historical images of using thermal transfer method.

AVR Atmega RS232 voltage level converter

Working very well. Old pictures, i don’t have any information. I downloaded board from internet.

Other led alum battery – using old sealed lead-acid plates 7Ah battery – not working :)

Another experiment – of course not working

Create own lead-alum battery DIY – pictures

That pictures have few years. I was trying to develop own lead-alum battery for solar purpose. Without success.

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