01.
How to choose component values
2019 Jul 28th

How to choose component values

When I draw the first draft of a new circuit design, I'll usually work out the topology of the circuit first, and leave out any component values unless it's instantly obvious what they need to be. The topology means which components exist and how they connect to each other, and it's a separate step from deciding their values. I'll come back and fill in the missing values later. There…

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02.
More music of the dwarves
2019 Jul 1st

More music of the dwarves

I've written before about the music of Dwarf Fortress - not just music to listen to while playing (which is the main thing you can find if you search the Web for this topic) but the music described in-game. The game simulates a procedurally-generated fantasy world full of different species of intelligent creatures (dwarves, elves, humans, etc.); game characters sometimes are described…

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03.
Testing homemade fluxes
2019 Jun 13th

Testing homemade fluxes

In the last four articles (start here) I've gone through a lot of the technicalities of flux: what's in it, how it works, and how to make your own. Now, let's bring it together and try out all these experimental fluxes.What about the solder?The only solder I normally have on hand is MG Chemicals 4900. This is a lead-free Sn96 alloy with a built-in no-clean rosin flux. So to test my homema…

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