is a classic frequency dividing network (passive crossover) designed to integrate ultra-high-frequency (UHF) drivers, most famously the
The JBL N7000 is a 3-way, 4-driver loudspeaker system designed for professional and high-end residential applications. It's known for its clear, detailed sound reproduction and robust build quality. The system features: jbl n7000 schematic
Component Aging: The original wax-potted capacitors in vintage JBL crossovers often drift in value or leak over decades. is a classic frequency dividing network (passive crossover)
Connects to the High Frequency (HF) output terminals of the main network (e.g., LX5 or LX7 Low Output (LF): Typically goes to the mid-range driver (e.g., High Output (HF): Goes to the tweeter/UHF driver (e.g., JBL 075 or 077 www.cieri.net Maintenance Tips L-Pad Cleaning: Connects to the High Frequency (HF) output terminals
L-Pad (Level Control): Original units featured a switch/transformer assembly, though modern rebuilds often substitute this with a L-Pad for continuous high-frequency level adjustment. Key Specifications for DIY Rebuilds
If you are looking at a schematic to repair or rebuild an old unit, keep these community-sourced tips in mind:
The High-Pass Filter (Tweeter Section – 075/2402)