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4 - using the guitar amp, Adjusting the volume and tone quality, Procedures to shape the guitar tone – Tascam GA-30CD User Manual

Page 13: 4 – using the guitar amp, 2 – part names and functions

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2 – Part names and functions

TASCAM GA-30CD

1

The.GA-30CD.has.a.built-in.boost circuit for creating

boost circuit for creating

.circuit.for.creating.

distorted.sounds..Push.the.

BOOST

.switch.to.turn.this.

circuit.ON..The.indicator.to.the.left.of.the.switch.lights.
when.it.is.active.

When.the.

BOOST

.switch.is.OFF,.the.guitar.input.signal.

is.output.as.an.undistorted.sound.

The.

GAIN

.knob.always.adjusts.the.guitar.input.volume,.

but.when.the.

BOOST

.switch.is.ON,.this.knob.also.

adjusts.the.amount.of.distortion.

The.

CENTER VOLUME

.knob.adjusts.the.total.output.

volume.from.the.6.5-inch.center.speaker,.including.the.
output.of.both.the.guitar.amp.and.any.active.effect.

Adjust.the.

BASS

,.

MIDDLE

.and.

TREBLE

.knobs.to.alter.

the.tone.quality.(frequency.characteristics).further.

NOTE

The

CENTER VOLUME

knob adjusts the overall

volume of the output signal sent to the center

speaker (6.5-inch). If an effect is used, it will be

output along with the guitar amp output.
The

BASS

,

MIDDLE

and

TREBLE

knobs reduce the

levels of frequencies in specific ranges. At 10, a knob

does not cut its frequency band at all while at 0, it

cuts its band to the maximum effect.

Adjusting the volume and tone quality

1 Turn the

CENTER VOLUME

and

SIDE VOLUME

knobs down to 0 (all the way to the left).

2 Connect a guitar.
3 Turn the

BASS

,

MIDDLE

and

TREBLE

knobs to 10

(all the way to the right).

4 Turn the

GAIN

knob to the middle (pointing up).

5 Turn up the

CENTER VOLUME

gradually while

playing the guitar until you reach the desired

volume.

6 Shape the tone by adjusting the

GAIN

,

BASS

,

MIDDLE

and

TREBLE

knobs and turning the

BOOST

switch ON or OFF.

7 Choose an effect (see “Selecting Effects and

setting Parameter” on page 14) and adjust the

three effect knobs to shape the tone further.

8 Adjust the

CENTER VOLUME

and

SIDE VOLUME

knobs as necessary to achieve the volume balance

that you desire.

Of.course,.you.can.adjust.the.knobs.in.any.order.that.

you.like,.but.we.recommend.that.you.always.turn.the.

GAIN

.and.

VOLUME

.knobs.down.before.starting.and.

before.connecting.a.guitar.

Procedures to shape the guitar tone

4 – Using the guitar amp