Assertion: amplifier's input impedance | /r/CapableOf | interact with the guitar pickup coils
Facets:
value: to color the tone
type: PURPOSE
Source sentences:
text: For amps with Fender style "High and Low" input jacks the Low jack not only cuts the guitar signal in half (-6dB) but it also offers up a very different input impedance (136k Low vs 1M High) which can interact with the guitar pickup coils to color the tone.