If you are looking at a schematic to repair or rebuild an old unit, keep these community-sourced tips in mind:
Ground (-) is common for both outputs.
crossover's layout is essential. By rebuilding the circuit with high-quality, modern components, you can ensure that the legendary JBL brilliance continues to resonate for years to come.
Two-cell network with a low-pass for the mid/horn and high-pass for the tweeter.
Allows you to adjust the volume of the tweeter to match the midrange/woofer. The 7kHz Crossover Point jbl n7000 schematic
The JBL N7000 schematic shows you the electrical connections, but it doesn’t explain the system integration risks.
Note: For detailed schematics and component values, enthusiasts often refer to the original . 4. Application and Connection (How to Use the N7000)
"The N7000 dividing network provides a means of adding the 075 to existing high-quality two-way loudspeaker systems to obtain added brilliance in the high frequencies." — JBL Literature 5. Differences: N7000 vs. N8000 While similar, the N7000 and N8000 are not identical. 7,000 Hz crossover, ideal for 075/077. N8000: 8,000 Hz crossover.
When working with the JBL N7000 schematic, keep the following tips in mind: If you are looking at a schematic to
Ultimate Guide to the JBL N7000 Crossover Network: Schematics, Design, and Restoration
Keep in mind that working with electronics can be hazardous, especially when dealing with high-power audio systems. If you're not experienced with electronics repair, it's recommended to seek professional help.
The N7000 is specifically designed for the JBL 075 , a legendary bullet tweeter also known as the "075." It is also fully compatible with the later JBL 077 (or 2405) slot tweeter and the professional JBL 2402 driver. It should not be considered a general-purpose crossover for random tweeters.
Wait—sharp-eyed engineers will notice something unusual. In most second-order crossovers, the high-pass uses a series capacitor followed by a shunt inductor to ground. The N7000 is different. It uses a series capacitor (C1) followed by a series inductor (L1) . This configuration creates a second-order high-pass filter, but the inductor is in series with the load rather than shunting to ground. This is a deliberate JBL design choice to maintain phase coherence between the drivers at the 7,000 Hz crossover point. Two-cell network with a low-pass for the mid/horn
The JBL N7000 is a classic passive crossover network designed to integrate ultra-high frequency (UHF) drivers, most notably the iconic JBL 075 ring radiator , into vintage two-way speaker systems. Operating at a crossover frequency of , it is often paired with other vintage networks like the N1200 or LX5 to create a high-performance three-way setup. Understanding the Schematic and Circuitry
If you are currently working on a restoration project, let me know:
Connect the output terminals of the N7000 to the JBL 075 or 077 tweeter.