JBL 4312 // Studio Control Monitor / Custom Grilles – AURAL HiFi
JBL 4312 MkII | ldsound.info
4312 mkii – LYNPHAMAUDIO.COM
How many JBL owners? - Page 23 - AudioAficionado.org
JBL 4312 STUDIO CONTROL MONITORS Speakers PAIR EXCELLENT! 1980's ?? WOOD | Reverb
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