https://www.youtube.com/watch?v=CJlrbMHLBd4&list=PLtaR0lZhSy...
https://www.youtube.com/watch?v=6JAgXz6xO0s&list=PLtaR0lZhSy...
They give an DRM-free PDF eBook right away and will ship a paper version later.
https://nostarch.com/open-circuits - also contains a link to this same PDF.
Apart from their more popular ones like Eloquent Javascript and Automate The Boring Stuff, i have discovered several nice gems in their catalogue which they keep small and of really high quality.
I haven't been disappointed by any of the books i have purchased from them... 14 to be exact.
Over the years I picked up a clock that used LED shadows cast onto a gnomon to create the clock's "hands".
Picked up a Peggy — giant LED display board.
And then some weird plywood thing with marbles and chutes that was a kind of mechanical adder..... I think that was when I went in and chatted.
And patience. Lots of patience.
many of the samples had to be mounted using clamps or dop wax.