BOMGE BMG22 USB Audio Interface Instruction Manual
- June 14, 2024
- BOMGE
Table of Contents
BOMGE BMG22 USB Audio Interface
Product Information
- Product Name: DC 5V Type-C Connector
- Power Source: DC 5V
- Features: Loop Back Switch, +48V Phantom Power, 1(L) & 2(R) Outputs
Product Usage Instructions
Power Connection:
When not connected to a computer, use the DC 5V power adapter to ensure proper
device functionality. Connect the power adapter to the DC 5V Type-C connector
on the device.
Loop Back Switch:
The Loop Back switch provides the option to record or not record accompaniment
music sent from the USB. Adjust the switch according to your preference.
+48V Phantom Power:
The +48V ON/OFF selector engages or disengages the +48V phantom power supply.
This power supply is available for Channel 1 only. To use +48V phantom power,
make sure to connect a capacitive microphone and set the selector to the ON
position. If using a moving coil microphone, ensure the selector is set to the
OFF position.
Output Connection:
Connect the 1(L) and 2(R) OUTPUTS to powered studio monitors for playback and
mixing purposes. These outputs allow you to hear and adjust your recordings or
audio playback.
Important Safety Instructions
CAUTION
RISK OF ELECTRIC SHOCK!
DO NOT OPEN!
Terminals marked with this symbol carry electrical curren of sufficient
magnitude to constitute risk of electric shoc
Use only high-quality professional speaker cables with ¼” TS or twist-locking
plugs pre-installed. All other installation or modification should be
performed only by qualified personnel.
This symbol, wherever it appears, alerts you to the presence of uninsulated
dangerous voltage inside the enclosure – voltage that may be sufficient to
constitute a risk of shock. !
This symbol, wherever it appears, alerts you to important operating and
maintenance instructions in the accompanying literature. Please read the
manual.
Caution
To reduce the risk of electric shock, do not remove the top cover (or the rear
section). No user serviceable parts inside. Refer servicing to qualified
personnel.
Caution
To reduce the risk of fire or electric shock, do not expose this appliance to
rain and moisture. The apparatus shall not be exposed to dripping or splashing
liquids and no object filled with liquids, such as vases, shall be placed on
the apparatus.
Caution
These service instructions are for use by qualified service personnel only. To
reduce the risk of electric shock do not perform any servicing other than that
contained in the operation instructions. Repairs have to be performed by
qualified service personnel.
-
Read these instructions.
-
Keep these instructions.
-
Heed all warnings.
-
Follow all instructions.
-
Do not use this apparatus near water.
-
Clean only with dry cloth.
-
Do not block any ventilation openings. Install in accordance with the manufacturers instructions.
-
Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
-
Do not defeat the safety purpose of the polarized or grounding-type plug. A polarzed plug has two blades with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The wide blade e or the third prong are provided for your safty. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
-
protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
-
Use only attachments/accessories specified by the manufacturer.
-
Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus.
When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over. -
Unplug this apparatus during lightning storms or when unused for long periods of time.
-
Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.
-
The apparatus shall be connected to a MAINS socket outlet with a protective earthing connection.
-
Where the MAINS plug or an appliance coupler is used as the disconnect device, the disconnect device shall remain readily operable.
-
Correct disposal of this product: This symbol indicates that this product must not be disposed of withhousehold waste, according to the WEEE Directive (2012/19/EU) and your national law. This product should be taken to a collection center licensed for the recycling of waste electrical and electronic equipment (EEE).
The mishandling of this type of waste could have a possible negative impact on theenvironment and human health due to potentially hazardous substances that are generally associated with ELE. At the same time, your cooperation in the correct disposal of this product will contribute to the efficient use of natural resources. For more information about where you can take your waste equipment for recycling, please contact your local city office, or your household waste collection service. -
Do not install in a confined space, such as a book case or similar unit.
-
Do not place naked flame sources, such as lighted candles, on the apparatus.
-
Please keep the environmental aspects of battery disposal in mind. Batteries must be disposed-of at a battery collection point.
-
This apparatus may be used in tropical and moderate climates up to 45°C.
Controls
-
INPUT 1&2 combination XLR/1/4″ connectors. You can connect microphones, instruments, or line level sources to these connectors.
-
GAIN 1&2 knob adjusts the INPUT level of input 1&2.
-
-20 LED indicate the presence of audio signals in the channel.
-
OL LED indicates that an audio signal in the channel is too loud. Turn the corresponding GAIN knob counter clockwise until the OL LED no longer illuminates.
-
HI-Z button (Channel 2 only). This key specifies the hybrid XLR/1/4 “connector to receive line level or instrument levelinput sources.
-
INPUT 1&2 combination XLR/1/4″ connectors. You can connect microphones, instruments, or line levelsources to these connectors.
-
POWER LED indicates that the unit is powered on.
-
POWER LED indicates that the unit is powered on.
-
ST selector activates mono or stereo monitoring of audio signals connected to INPUT 1 and INPUT 2 when engaged.
-
OUTPUT knob adjusts the output level at the 1(L) & 2(R) OUTPUTS.
-
PHONE knob adjusts the output level at the f headphones output.
-
output. Connect to headphones for playback and mixing.
-
USB type-B connector. Connect to a computer via this connector.
Note: Please be sure to connect the USB 3.0 port of your computer, the color of such port is blue; Do not connect the USB 2.0 port. The color of this port is black. -
POWER SOURCE switch. Select the power supply with type-B port or type-C port.
-
DC 5V type-C connector. When you are not connected to the computer, you can choose this power adapter connecting to the DC 5V to make the device function properly.
-
LOOP BACK switch is a choice to record or not record accompaniment music sent from the USB.
-
+48V ON/OFF selector engages +48V phantom power. Channel 1 to have this +48 phantom power supply. (Note: Capacitive micro- phone must be unplugged to the ON position, moving coil micro- phone must be unplugged to the OFF position.
-
1(L) & 2(R) OUTPUTS connect to powered studio monitors for playback and mixing.
Operation
- Connect the computer, microphone and guitar, as shown in the connection scheme.
- POWER SOURCE switch is switched to USB. If DC5V power is used, Please switch the POWER SOURCE to DC5V.
- The computer is used to play background music and record the BMG22 device’s output of the audio signal.
- MIC1 is connected to the microphone (Capacitor microphone needs to turn the +48V switch to ON, please turn the 48V switch to OFF.
- The MIC2 connects the guitar and presses the Hi-Z switch to improve the sound of the guitar.
- Recording practice: If you need to record the sound of microphone, guitar and computer at the same time, please switch the LOOP BACK to the ON end; When recording only microphone and guitar sound without computer sound, please switch LOOP BACK to OFF.
- Practical operation of monitoring: When the LOOP BACK switch is closed, the sound of the computer can be directly monitored, but the sound of the microphone and guitar cannot be monitored. At this time, press the DIRECT MONITOR switch to monitor the sound of the microphone, guitar and computer at the same time. When the LOOP BACK switch is on, you need to press the DIRECT MONITOR switch to listen to the microphone, guitar and computer sounds. You must turn off the LOOP BACK switch and turn off the DIRECT MONITOR switch when you want to listen to the live recorded sound while recording.
Getting started
- You do not need to install the driver. All Windows and Mac OSX systems can be used by default. The computer displays the sound card program as “BOMGE Audio Microphones”.
- Connect the computer through the USB cable supplied with the goods. Specify your U-Phoria device as the audio in your DAW software.
- Connect a pair of headphones to the headphone port to listen for input levels and playback of audio software. Use the OUTPUTknob or PHONE knob to adjust the earphone volume.
- Connect the instruments and audio source to INPUT1 and INPUT2. Use the GAIN1 and GAIN knobs to adjust the input level of the connected sound source. If you are recording with a capacitive microphone, turn on the +48V phantom power switch on the back panel.
- Connect a pair of monitors to 1(L) vs 2(R)OUTPUT for playback and mixing The sound. Use the OUTPUT knob to adjust OUTPUTS The volume level at the output end.
Specifications
