8
TBO9 True Tube Booster / Overdrive
FEATURES AND CONTROLS
①IN (input jack)
Input jack to connect to the output of guitar,
other effects or related equipment.
②OUT (output jack)
Output jack to connect to input of amplifier
or other effects.
③BOOST
This controls tube gain. Turn it clockwise
for more gain.
●World’s smallest tube-based Booster Overdrive in a 9-series enclosure. (Jan.
2008 Maxon research) Employs subminiature tube with US Military specification.
●Provides comfortable and powerful tube sound which is very difficult to create with
a digital processing simulator. Wide range of tube sound is available without
spoiling the sound character of your guitar and amplifier.
●9V from AC adaptor is bumped up to 30V by the internal regulator and provided to
tube circuit and overdrive circuit. Stable high quality sound is constantly available
with increased dynamic headroom. Unintentional signal Distortion is greatly
reduced.
①AC2009 power plug should be connected to
AC outlet with ground. If you do not have
AC outlet with ground, use a 2-pin adaptor.
Connect green/yellow (or green) ground wire
of 2-pin adaptor to ground terminal of the AC
outlet. Be sure that guitar amplifier is turned
off before connecting/disconnecting the
AC2009 power plug.
②Connect the power cord plug to the inlet of
AC2009. Be sure that guitar amplifier is
turned down before connecting/disconnect-
ing the power cord plug.
AC2009 (AC Adaptor)
AC2009
TBO9
TBO9