24
Chapter 4 The Effects Explained
In this chapter you will find detailed descriptions for each of the GT-6’s onboard effects, and the parameters used to control them.
The sound being input to each effect is called the “direct
sound,” and the sound modified by the effect is called
the “effect sound.”

PREAMP/SPEAKER (Preamp/Speaker Simulator)

COSM technology plays an indispensable role in simulating the distinguishing characteristics of various guitar amps in the
“Preamp” section, and is also used to simulate various speaker sizes and cabinet constructions in the “Speaker Simulator.”
Parameter Value
On/Off Off, On
Type refer to p. 25
Gain 0–100
Bass 0–100
Middle 0–100
Treble 0–100
Presence 0–100 (0– -100)
Level 0–100
Bright Off, On
Gain SW Low, Middle, High
Speaker SW Off, On
Speaker Type 1x10”, 1x12”, 2x12”, 4x12”,
8x12”, ORIGINAL
Mic Setting (*) Center, 1 cm–10 cm
Mic Level (*) 0–100
Direct Level (*) 0–100
(*) Displayed when OUTPUT SELECT is set to
“LINE/PHONES” or “LINE (PA).”
The trademarks listed in this document are trademarks
of their respective owners, which are separate companies
from BOSS. Those companies are not affiliated with
BOSS and have not licensed or authorized BOSS’s GT-6.
Their marks are used solely to identify the equipment
whose sound is simulated by BOSS’s GT-6.