Audio Education


I am new to the audiophile world. Does anybody have any good references or sources to read up on the physics of- Amps, preamps, ohms, resistance, etc.  Technology surrounding audio equipment.
Something like audio-phonics for dummies. 
Thanks 
jimmyj11
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https://www.getbettersound.com/

Good practical guide written in layman's terms for listening/speaker position optimization and many other audio system tips.
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