What makes the Audere preamp different?
Most preamps are configured like the diagram below - The preamp is basically a tone controller that comes after passive balance control and before the volume control.
A few look like this next diagram. In this version the preamp is inserted before the pickup signals mix, so it has a stereo front end.
The Audere preamp looks like the diagram below. The preamp controls the loading for each pickup (resistive and capacitive), then a stereo amplifier comes before the pickup signals mix. Next is tone control, master volume control, then cable driver. The signal is DC coupled until the output connector.
Some advantages of this design are: