/diy/ - Do It Yourself

>Making an analog VCO for synth
>Finally get the exponential converter to track 1 volt/octave
>Get Octaves 1, 2, 4, and 5 in almost perfectly in tune on the VCO
>Octave 3 stubbornly remains a quarter tone flat
Honestly, how? Everything above and below is just fine
I get A1=109.5Hz, A2=220.6Hz, A4=439Hz, A5=1755Hz, which is all pretty close to ideal, but A3 winds up at 850Hz

>Finally got my copy of "The Art of Electronics" in the mail today
>It's a counterfeit copy
Fuck you Amazon, I even made sure I wasn't buying from a 3rd party seller.

>>756626
>>But what are the 41 61 21 81 things are those inches?
>>756630
>>Fuck this thread I'm out.

Know how to how up four 2-way speakers to a mini amplifier? Or rather, anyone know a good DIY source I could use to learn how to wire boom boxes?