JBL Model 4312 Control Monitors from 1982 - Legendary Studio Monitors - YouTube
JBL 4312 Control Monitors - "Killer", With Stands - SOLD – Holt Hill Audio
Doctorjohn Cheaptubeaudio: Audio Reviews and More: Review: JBL 4312A Part I Century Gold
JBL 4312 II | hifi-wiki.com
JBL 4312 Control Monitor | Audio for sale on Okinawa bookoo!
Just picked up a set of super clean JBL 4312 Control Monitors to replace my Marantz Imperial 7s. The Sansui 881 powers them quite well! : r/vintageaudio