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How does the                              work?

Noise Gate

reduces noise, 
adjusts 
threshold 
automatically 
with gain 
adjustment

Tone

–EQ, 

shelves 
highs up 
and down 
to balance 
with lows

Volume

a Master 
Volume, 
set for 
boost or 
balance 
with 
bypassed 
levels

Output 
Jack

connect to 
the next 
pedal

ʼ

input or 
amp

Tight

– set 

higher for an 
aggressive, 
chunky attack-
lower for thick, 

fatter distortion

True Bypass 
Switch

–directly 

connects Input 
Jack through the 
SideTrak loop to 
the Output Jack.  

SideTrak Loop-

 this 

loop is active when the 
FatRock is bypassed.  
Send to 

ʻ

clean effects

ʼ

 

Input, Return from 

ʻ

clean 

effects

ʼ

 Output. See back 

page for other ideas.

Input Jack

–from 

guitar or previous 
effect.  The battery 
disconnects when 
unplugged

PlexEQ–

sets 

EQ to vintage 
stack tone

Gain & Boost SW

controls amount of 
distortion: vintage 
gain with Boost out 
and Gain low, and 
modern high-gain 
tones when cranked!

DC Jack

– use 

regulated 9V– 
18VDC supply 
with center pin 
grounded–9V 

sounds like a 
50W amp tone 
while 18V is a 
cleaner, louder 
100W tone. 
Like a variac!

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