i want to custom one guitar bass and i want use complete tone knob
example : open my link
my Diagram Pre AMPS
*VOLUME (Single Knob)
*PASSIVE TONE (Single knob)
*BLEND (Single knob)
*TREBLE LEVEL (EQ) & FREQUENCY (knob stack)
=FREQUENCY Treble
*MID LEVEL (EQ) & FREQUENCY (Knob stack)
=FREQUENCY (150Hz - 3kHz)
*BASS LEVEL (EQ) & FREQUENCY (Knob stack)
=BASS FREQUENCY
*SWITCH PickUP CHANGE
*ACTIVE PASSIVE SWITCH
*POWER(battery)
Total six Knob tone equalizer and 2 switch PU And Active/passive
QUestion
what preamp suitable for these charts?
whether to custome preamp?
There are selling so from the factory? what brand? what type?
anyone ever make/custome preamp same with me?
Give mee solution for me from my problem...
plz master or teacher

newbie...!!!



thanks
