Equalizer vs. Electronic Crossover

It’s common to find any installations placed the electronic (or active) crossover after preamplifier (and before power amplifier), in both home and car audio. While the equalizer is usually found to be placed in “tape monitor” loop or before the preamplifier.

What’s the reason for those installations? What will happen if the EQ is placed after preamplifier and the crossover is placed before the preamplifier?
 
It’s common to find any installations placed the electronic (or active) crossover after preamplifier (and before power amplifier), in both home and car audio. While the equalizer is usually found to be placed in “tape monitor” loop or before the preamplifier.

What’s the reason for those installations? What will happen if the EQ is placed after preamplifier and the crossover is placed before the preamplifier?
Yes, you can place eq after preamp. Just make sure you do not overload eq on input. Remember, preamp can provide much higher signal than line level. Depending on preamp offcourse. But eq was only meant to receive line level. However if your volume setting is low, it can work well.

If you place active crossover before preamplifier, then you need two preamplifiers, don't you. No harm doing that either, your active crossover will become volume master, not pre. Plus all the inputs and riaa on the pre will be useless.

What are you trying to achieve with these weird questions? Irritate? It works.
 
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What are you trying to achieve with these weird questions?
I’m thinking of using the electronic crossover, Nakamichi EC-200, as the bass booster, by tying low and mid/high frequency outputs together and send to the integrated amplifier.

But I cannot make a decision which channels on the amplifier I should use between “tape in/tape out” or “pre out/main in” as the inputs? The former is a tape monitor loop which locates before potentiometer on the preamplifier, whereas the latter locates after the pot on the preamplifier.

Do you have any ideas?
 
For those using integrated amps, using the tape monitor is the only option.
In the PA world a 'global' EQ can often be found between the mixer (effectively a 'preamp') and the crossover.
Both will work!

What preamp and amplifiers are you using?