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Chapter 1 Amps and pedals 32
Use the D.I. box
The D.I. box is modeled on a highly regarded American D.I. unit.
D.I. box parameters
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Boost knob: Rotate to set the input gain of the D.I. box.
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HF Cut button: Click to turn on a highpass lter. This is used to reduce noise.
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Tone knob: Rotate to set the tonal color of the D.I. box. Choose from the following preset EQ
curves:
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1: An EQ curve with a -6 dB scoop from 100 Hz to 10 kHz, most pronounced around 800 Hz.
Suitable for acoustic and string instruments, electric bass, and keyboards.
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2: An EQ curve with a very pronounced -24 dB v-shaped notch from 100 Hz to 10 kHz,
centered around 800 Hz. Suitable for electric bass guitar.
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3: An EQ curve with a -3 dB scoop from 100 Hz to 10 kHz, most pronounced around 800 to
1200 Hz. Suitable for acoustics, strings, electric and bass guitar, and keyboards.
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4: An EQ curve with a -3 dB scoop from 1 kHz to 10 kHz, most pronounced around 8
kHz. Frequencies between 60 Hz and 1 kHz have a slight boost of 1 or 2 dB above unity.
Frequencies above 10 kHz have a +3 dB boost. Suitable for acoustics, strings, electric and
bass guitars, and keyboards.
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5: A sloped EQ curve that ramps up from -24 dB at 10 Hz to + 3 dB at around 900 Hz. Suitable
for acoustic and electric guitar.
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6: A sloped EQ curve that ramps up from -24 dB at 10 Hz to +3 dB at around 900 Hz. The
signal rolls o by approximately 6 dB between 10 and 20 kHz. Suitable for electric and
bass guitar.
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Tone on/o button: Click to turn on the tone control.
Use the D.I. box only
m Drag the Blend slider located in the black bar to the far right.
Use the D.I. box and the amplier in parallel
m Drag the Blend slider located in the black bar to any central position—not to the far right or the
far left.