Behringer BT108 manual Control Elements, Audio Connections

ULTRABASS BT108

3. CONTROL ELEMENTS

Fig. 3.1: Upper side: Control elements

Connect your bass to the INST. INPUT jack, using a
standard cable with a 1/4" TS connector.
Use the VOLUME control to adjust the volume of the
instrument channel. To change the instrument-to-CD volume
ratio, use your instrument’s volume control.
Use the CD INPUT to connect the output of your CD player,
tape deck, CD or MD walkman. This way you can play
along to music or bass guitar tutorial CDs.
This connector is a 1/4" TRS jack. If your CD player is
		Fig. 3.2 Rear view: Serial number
equipped with cinch outputs, you‘ll need an adapter cable,
which you can buy at your local music shop. Illustration 4.3	SERIAL NUMBER.
in chapter 4. “AUDIO CONNECTIONS” shows you what
kind of adapter to buy. You can also use a mono cable (fig.	No matter which way you adjust the controls on your bass
4.4). This will not damage your CD player or bass amp.
	amp: the sound of your bass also has some influence on the
The LOW control allows you to boost or cut the low-	overall sound. Therefore we may only give you a few tips to get
frequency range.	you started.
Using the LOW MID control you can boost or cut the lower	+ Most bass guitars sound best when their tone and
mids.	volume controls are turned up as much as possible.
The HIGH MID control allows you to boost or cut the upper	Experiment with the controls to find out how you can modify
mids.	the sound to your liking. Experienced bassists write down their
The HIGH control governs the high-frequency range to	favorite settings or attach stickies underneath the controls.
give your bass a more “cutting” sound.
The HEADPHONES jack is for headphones. When you	4. AUDIO CONNECTIONS
plug in your headphones, the built-in loudspeaker is muted.
+ The headphone signal can also be routed to a mixing	Your BEHRINGER ULTRABASS BT108 features 1/4" connectors
	on inputs and outputs. More detailed information can be found in
console or sound reinforcement system. Connect
	chapter 5, “SPECIFICATIONS.”
the headphones output on your BT108 to the line
input (LINE IN) on the console (for example,	+ Please keep in mind that all the equipment has to
BEHRINGER EURORACK UB1222FX-PRO). Please use a	be grounded at all times. For your own protection,
mono cable for this application.
	never change or disable the grounding on your
+ Some headphones produce distortion if the volume	equipment or on the cables! The unit shall always
	be connected to the mains socket outlet with a
level is too high. Please cut back the VOLUME control
	protective earthing connection.
until the distortion disappears.
Use the POWER switch to switch on your BT108. The
POWER switch should be set to “Off” before you connect
your bass amp to the mains.
+ Please note: The POWER switch does not disconnect
the unit from the mains. Unplug the power cord
when you don’t want to use the unit for some time.

Fig. 4.1: 1/4" mono connector (TS) for the INST. INPUT

6 4. AUDIO CONNECTIONS