4
OD808  OVERDRIVE
FEATURES AND CONTROLS
●OD808  produces  natural  and  mild  overdrive  effects  suggestive  of  vacuum  tube 
amplifier while retaining your guitarʼs original tone.
●As a booster, it gives you pleasant gain without spoiling amplifierʼs original char-
acter.
①OVERDRIVE (Overdrive Control)
Controls distortion and sustain level. 
Rotate  this  volume  clockwise  for 
more distortion and sustain.
②TONE (Tone Control)
Controls effect tone. Rotate this vol-
ume clockwise to emphasize middle 
and high tone.
③BALANCE (Balance Control) 
Controls  output  level  of  effected 
tone. Typically output levels of both 
normal  tone  and  effected  tone 
should be adjusted to equal levels.
④NORMAL / EFFECT
(Normal / Effect Switch) 
Switch for effect on/off. Stepping on 
this switch alternately turns effects 
on (LED on) and off (LED off).
⑤INDICATOR (LED Indicator)
It lights on when effects are on and 
lights off when effects are off. It also 
indicates battery condition. Dark or 
no LED light indicates the battery is 
low  or    not  installed.  Replace  the 
battery. 
⑥INSTRUMENT (Instrument Jack)
Input jack to connect to the output of 
guitar, other effects or related equip-
ment.  The  product  automatically 
turns on when you put a plug when 
not in use.
⑦AMPLIFIER (Amplifier Jack)
Output jack to connect to the input 
of amplifier or other effects.
⑧DC IN (Power Input Jack)
A jack to connect AC adaptor.