Just got a pair of JBL 4312 from my uncle and I super love it! Currently running it with Pioneer SX-580. How would you set their knobs? : r/vintageaudio
JBL 4312 1975 | Reverb
JBL 4312-MK2 4312B- MK2 crossovers NEW (each) | eBay
4312 - JBL 4312 - Audiofanzine
Vintage Audio Exchange
JBL 4312 SE 70th Anniversary Monitor Speakers – Page 2 – NOVO Audio and Technology Magazine