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Albert Einstein He developed the general theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).


The first integrated circuit invented by the engeneer Jack S. Kilby1 (1923-2005) contained only a few transistors. Texas Instruments.

DIY power suppy

What do you need?

Old working PC power supply (second hand)
Buck/boost converter module LINK
2 x 10K ohms potentiometers LINK
2 x plastic knob LINK
1 voltmeter/ammeter module LINK
Banana connectors LINK
2 x toogle switches LINK
1 LED LINK
Wires
Shrinking tubes LINK


vintage DIY bench power supply