Yamaha THR100HD Owner's Manual page 12

Names And Functions
CRUNCH: Bright clear tone with the dynamic
distortion of a British combo amp.
CLEAN: Clear, rich clean tone characteristic of
an American combo amp.
SOLID: Clear tone typical of a solid-state amp.
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n VCM Technology
The five virtual amp types found in the THR100 are
produced using Yamaha's proprietary VCM Technology, a
newly developed amp modeling technology that faithfully
reproduces the operating characteristics of controls and
distinctive tone of each individual amp. VCM also lets you
switch the virtual power tubes in the power amp section via
the rear panel Tube Type Selector !5 .
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t BOOSTER Switch
Switches the Booster ON/OFF.
* When this switch is in the ON position, the
included foot switch can be used to switch the
booster function ON/OFF. (→ page 20)
y BOOSTER
Adjusts the amount of overdrive.
* Use the "THR HD_H Utility" application to set
the booster type. (→ page 21)
u GAIN
Adjusts the amount of gain in the preamp
section. Turn the knob clockwise to increase the
amount of preamp gain.
i MASTER
Adjusts the amount of gain in the power amp
section. Turn the knob clockwise to increase the
gain.
12
o BASS
Adjusts the tonal character of the preamp
section. Turn the knob clockwise to enhance
low-range frequencies.
!0 MIDDLE
Adjusts the tonal character of the preamp
section. Turn the knob clockwise to enhance
mid-range frequencies.
!1 TREBLE
Adjusts the tonal character of the preamp
section. Turn the knob clockwise to enhance
high-range frequencies.
!2 PRESENCE
Adjusts the high-range frequencies of the power
amp input section. Turn the knob clockwise to
enhance high-range frequencies that are higher
than the TREBLE control.
!3 REVERB
Adjusts the send level to the Reverb circuit. Turn
the knob clockwise to increase the amount of
the effect.
* Turn the knob fully counter-clockwise to turn the
effect off.
* Use the "THR HD_H Utility" application to set
the reverb type. (→ page 21)
!4 VOLUME
Adjusts the final volume of the sound created
according to the panel control settings. This
setting is common for the SPEAKER OUT, LINE
OUT, and PHONES jacks.