You didnāt specify your level with this stuff, so here are some resources:
Basic:
Forest Mims āgetting started in electronics.ā - a nice review book, in notebook format. Starts basic but⦠basics are good.
Forest Mims Engineers Notebook.
Make: Analog Synthesizers. Ray Wilson. (of Music from Outer Space). Basic-ish.
Foundations / Wide Ranging:
Practical Electronics for Inventors. Scherz and Monk.
A bit more eclectic:
Handmade Electronic Music: The Art of Hardware Hacking. Nic Collins.
Crazy old Reference:
Musical Applications of Microprocessors. 1980. Hayden Books. Hard to find but lots of good old stuff.
I have all of these if you want more info on any.