Rolls DB14b Users Manual
Thank you for your purchase of the DB14 AV PRESENTER.
RIGHT
VOLUME
LEFT
VOLUME
RIGHT/LEFT
IN
R/L
OUT
LOW Z OUT
AV
PRESENTER
DB14b
The DB14 is a special purpose direct box for applications
such as connecting a laptop computer to a sound system. Or
where needed, a stereo source signal can be separated, and
individual volume controls used for each track such as a
rehearsing choir to a music track. It has stereo RCA inputs, a
stereo 1/8" (3.5mm), 2 volume controls, RCA and XLR outputs, and uses no power.
DESCRIPTION
Right/Left In: RCA and 1/8" input jacks. For connection to a
laptop computer, CD player, DVD player, etc.
R/L Out: RCA jacks for sending the input signals out to a line
level amplification device.
Low Z Out: Male XLR jack for sending out a mix of both A and
B signals.
Right/Left Volume: Controls the level of each input signal
independently.
SPECIFICATIONS
Max Input Level: +20 dB
Max Output Level: +20dB RCA, 0 dB XLR
Frequency Response: (Low Z) 50 Hz to 16 kHz
Weight: 1 lb (.45 kg)
Size: 2" x 3.5" x 1.25"
(5 x 9 x 3.2 cm)
CONNECTION
Shown below is a connection example for the DB14b. The laptop
computer’s stereo output is connected to the 3.5mm stereo input
of the DB14b via a stereo 3.5mm to 3.5mm cable.
NOTE: The Right and Left signal levels are adjusted
individually by the Right and Left Volume controls.
The XLR output is connected to a balanced low impedance input
on a snake or a mixer balanced input.
The two stereo RCA outputs may be connected to unbalanced
high impedance stereo, or individual right and left mixer inputs.
To unbalanced
input
VOLUME
VOLUME
RIGHT
LEFT
DB14b
PRESENTER
AV
OUT
IN
R/L
LOW Z OUT
To snake or mixer
RIGHT/LEFT
Owners Manual
WARRANTY
For information on the Rolls One Year Limited Warranty, and
to register this product, visit our website at www.rolls.com
SCHEMATIC
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Rolls Corporation
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AV PRESENTER
DB14
1/8" (3.5mm) signals
- Individual Right and Left level
controls
- Transformer balanced XLR
mono output.
The DB14 is a special purpose direct box for
applications where a stereo source signal can
be separated, and individual volume controls
used for each track such as an AV presenta-
tion from a laptop computer, or a rehearsing
choir to a music track. It has stereo RCA and 1/
8" inputs, 2 volume controls, RCA and XLR
outputs, and uses no power.
- Splits Stereo RCA and stereo
DB14 AV PRESENTER
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