DNM jumpers Pre Out to Main In Photo #345788 - Canuck Audio Mart
NAD C 326BEE Tweaks: Preamp Jumpers with Jena Labs - The Sound Apprentice
Straps preamp-amp Marantz originaux 70's jumpers factory parts 16mm
Original Marantz 4400 - 4 x org. Pre Out Main In Jumper Plug Part # YP1000097 - SOLGT! - ♫ Vintage HiFi - Retro Elektronik - Samleobjekter & meget mere..
External surface of RCA input broken. How difficult would this be to fix? : r/diyaudio