The is a classic high-frequency crossover network, originally designed for professional and high-fidelity "legacy" systems, most notably for the JBL 077/2405 super tweeters.
Includes an L-pad or ALPS level control to adjust the tweeter's volume to match the rest of the system. Connection & Usage jbl n7000 schematic
The JBL N7000 schematic is a testament to the engineering excellence and design philosophy that underpins this remarkable amplifier. The design team at JBL carefully considered every aspect of the amplifier's design, from the selection of components to the layout of the PCB, to create a product that would meet the demands of professional users and audiophiles alike. The design team at JBL carefully considered every
All rails include output capacitors (polypropylene + ceramic) placed close to the load to minimize loop inductance. Item description from the seller
Uses a capacitor in series with the signal to protect the tweeter from high currents below 7 kHz.
Item description from the seller. The modified N7000 and N2400 for mismatched impedance drivers is an option for rebuilding yours. Vintage JBL N7000 Frequency Dividing Network - eBay