This book is available at archive.org https://archive.org/details/art-of-electronics-3e https://archive.org/details/art-of-electronics-3e The first four or fi

This book is available at archive.org https://archive.org/details/art-of-electronics-3e https://archive.org/details/art-of-electronics-3e The first four or five chapters are quite nice. Beyond that it's too advanced for me, but I mostly dabble in analog guitar and audio electronics.