Data Video BAC-03 User manual

BAC-03
BALANCED/
UNBALANCED Audio
Instruction Manual

TABLE OF CONTENTS
FCC COMPLIANCE STATEMENT ................................4
WARNINGS AND PRECAUTIONS..............................4
WARRANTY.............................................................6
STANDARD WARRANTY .............................................. 6
THREE YEAR WARRANTY ............................................ 6
DISPOSAL................................................................7
INTRODUCTION ......................................................8
CONNECTION ..........................................................9
FRONT PANEL........................................................... 9
REAR PANEL........................................................... 10
SERVICE AND SUPPORT.........................................11
Disclaimer of Product & Services
The information offered in this instruction manual is intended as a guide
only. At all times, Datavideo Technologies will try to give correct, complete
and suitable information. However, Datavideo Technologies cannot exclude
that some information in this manual, from time to time, may not be

correct or may be incomplete. This manual may contain typing errors,
omissions or incorrect information. Datavideo Technologies always
recommend that you double check the information in this document for
accuracy before making any purchase decision or using the product.
Datavideo Technologies is not responsible for any omissions or errors, or for
any subsequent loss or damage caused by using the information contained
within this manual. Further advice on the content of this manual or on the
product can be obtained by contacting your local Datavideo Office or dealer.

FCC COMPLIANCE STATEMENT
This device complies with part 15 of the FCC rules. Operation is
subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including
interference that may cause undesired operation.
WARNINGS AND PRECAUTIONS
1. Read all of these warnings and save them for
later reference.
2. Follow all warnings and instructions marked on this unit.
3. Unplug this unit from the wall outlet before cleaning. Do not
use liquid or aerosol cleaners. Use a damp cloth for cleaning.
4. Do not use this unit in or near water.
5. Do not place this unit on an unstable cart, stand, or table.
The unit may fall, causing serious damage.
6. Slots and openings on the cabinet top, back, and bottom are
provided for ventilation. To ensure safe and reliable
operation of this unit, and to protect it from overheating, do
not block or cover these openings. Do not place this unit on
a bed, sofa, rug, or similar surface, as the ventilation
openings on the bottom of the cabinet will be blocked. This
unit should never be placed near or over a heat register or
radiator. This unit should not be placed in a built-in
installation unless proper ventilation is provided.
7. This product should only be operated from the type of
power source indicated on the marking label of the AC
adapter. If you are not sure of the type of power available,
consult your Datavideo dealer or your local power company.
8. Do not allow anything to rest on the power cord. Do not
locate this unit where the power cord will be walked on,
rolled over, or otherwise stressed.

9. If an extension cord must be used with this unit, make sure
that the total of the ampere ratings on the products plugged
into the extension cord do not exceed the extension cord
rating.
10. Make sure that the total amperes of all the units that are
plugged into a single wall outlet do not exceed 15 amperes.
11. Never push objects of any kind into this unit through the
cabinet ventilation slots, as they may touch dangerous
voltage points or short out parts that could result in risk of
fire or electric shock. Never spill liquid of any kind onto or
into this unit.
12. Except as specifically explained elsewhere in this manual, do
not attempt to service this product yourself. Opening or
removing covers that are marked “Do Not Remove” may
expose you to dangerous voltage points or other risks, and
will void your warranty. Refer all service issues to qualified
service personnel.
13. Unplug this product from the wall outlet and refer to
qualified service personnel under the following conditions:
a. When the power cord is damaged or frayed;
b. When liquid has spilled into the unit;
c. When the product has been exposed to rain or water;
d. When the product does not operate normally under
normal operating conditions. Adjust only those controls
that are covered by the operating instructions in this
manual; improper adjustment of other controls may
result in damage to the unit and may often require
extensive work by a qualified technician to restore the
unit to normal operation;
e. When the product has been dropped or the cabinet has
been damaged;
f. When the product exhibits a distinct change in
performance, indicating a need for service.

WARRANTY
Standard Warranty
•Datavideo equipment are guaranteed against any
manufacturing defects for one year from the date of purchase.
•The original purchase invoice or other documentary evidence
should be supplied at the time of any request for repair under
warranty.
•The product warranty period begins on the purchase date. If
the purchase date is unknown, the product warranty period
begins on the thirtieth day after shipment from a Datavideo
office.
•Damage caused by accident, misuse, unauthorized repairs,
sand, grit or water is not covered under warranty.
•Viruses and malware infections on the computer systems are
not covered under warranty.
•Any errors that are caused by unauthorized third-party
software installations, which are not required by our
computer systems, are not covered under warranty.
•All mail or transportation costs including insurance are at the
expense of the owner.
•All other claims of any nature are not covered.
•Cables and batteries are not covered under warranty.
•Warranty only valid in the country or region of purchase.
•Your statutory rights are not affected.
Three Year Warranty
•All Datavideo products purchased after
July 1st, 2017 are qualified for a free two
years extension to the standard warranty,
providing the product is registered with
Datavideo within 30 days of purchase.

•Certain parts with limited lifetime expectancy such as LCD
panels, DVD drives, Hard Drive, Solid State Drive, SD Card, USB
Thumb Drive, Lighting, Camera module, PCIe Card are covered
for 1 year.
•The three-year warranty must be registered on Datavideo's
official website or with your local Datavideo office or one of
its authorized distributors within 30 days of purchase.
DISPOSAL
For EU Customers only - WEEE Marking
This symbol on the product or on its
packaging indicates that this product must
not be disposed of with your other household
waste. Instead, it is your responsibility to
dispose of your waste equipment by handing
it over to a designated collection point for the
recycling of waste electrical and electronic equipment. The
separate collection and recycling of your waste equipment at the
time of disposal will help to conserve natural resources and
ensure that it is recycled in a manner that protects human health
and the environment. For more information about where you can
drop off your waste equipment for recycling, please contact your
local city office, your household waste disposal service or the shop
where you purchased the product.
CE Marking is the symbol as shown on the
left of this page. The letters "CE" are the
abbreviation of French phrase "Conformité
Européene" which literally means "European
Conformity". The term initially used was "EC
Mark" and it was officially replaced by "CE Marking" in the
Directive 93/68/EEC in 1993. "CE Marking" is now used in all EU
official documents.

INTRODUCTION
The BAC-03 is a bi-directional unbalanced to balanced and
balanced to unbalanced audio converter, with four independent
amplifiers providing stereo audio input and output.
Specifications
UNBAL to BAL Output
BAL to UNBAL Output
INPUT LEVEL
-10dBv nominal
0dBm to +8dBm
nominal
INPUT IMPED
50K ohm
50K ohm
GAIN
+4 to +20dB
-20dB to +18dB
OUTPUT
LEVEL
0 to +8dBm nom,
+22dBm max
-10dBv nom, +20dBv
max
OUTPUT
LOAD
600 ohms or higher,
balanced
600 ohms or higher,
unbalanced
FREQ
RESPONSE
DC to 25kHz, +/-0.5dB
DC to 25kHz, +/-0.5dB
NOISE LEVEL
80dB below nom
output level
80dB below nom
output level
DISTORTION
<0.01% at any
frequency
<0.01% at any
frequency
POWER INPUT
DC 12V, 200mA
DIMENSIONS
140(W) x 112(D)
x40(H) mm
Notes
1) All XLR connectors should be wired as:
Pin 1= GND Pin 2=HI Pin 3=LO
2) If the BAC-03 is used to feed an unbalanced load, connect to
pins 1(GND) and 2(HI) only! DO NOT short pin 3 to ground.

CONNECTION
Front Panel
Connect two channels (L/R)
of unbalanced input
terminals to the lines
outputs from an
unbalanced audio device,
e.g, VCR or DAT recorder
Connect two channels
(L/R) of unbalanced output
terminals to the lines
inputs of an unbalanced
audio device, e.g , VCR or
DAT recorder

Rear Panel
Connect two channels (L/R)
of balanced output terminals
to the lines inputs of a
balanced audio device, e.g,
Betacam Deck
Connect two channels
(L/R) of balanced input
terminals from the lines
outputs of a balanced
audio device, e.g,
Betacam Deck