A perfect crossover splits the incoming audio signals in different frequency bands that do not interact. After that they are added together again.
There are many types of crossovers available in the market but all these types fall under the classification that is provided below.
Classification based on components:
- Passive crossovers.
- Active crossovers
- Mechanical crossovers
- Digital Crossovers
Classification based on filter order:
- First order crossovers
- Second order crossovers
- Third order crossovers
- Fourth order crossovers
- Higher order crossovers
- Mixed order crossovers
Classification based on circuit topology:
- Parallel crossovers
- Series crossovers
A passive crossover is normally used in the signal path after the amplifier. It is a type of a capacitor or coil installed right on your speaker lead. For installation of passive crossover first of all you need to remove your speakers from its location. Disconnect the positive lead of your speaker. There you connect the bass blocker. Then connect the positive lead to the other head of bass blocker, test its operation and reinstall your speaker.
Let’s take a look on the available crossovers manufactured by a well-known manufacturer Kenwood.
Kenwood KE-600 Crossover: It is a versatile and most of the advance crossover available in the electronics market now a day. It is a six way cross over for Hi-Fi audio systems having built in parametric equalizer and DC to DC power supply for high voltage outputs and low noise. It has variable level controls, different phase switches and subwoofer output from 30Hz to 800Hz.