USB Bridge 6061 - Headphone amplifier Oehlbach - Free user manual and instructions

Product Type	Headphone Amplifier with USB DAC
Brand	Oehlbach
Model	USB Bridge 6061
Dimensions (L x D x H)	Approximately 10 x 6 x 2 cm
Weight	Approximately 150 g
Power Supply	Via USB port (5V)
Main Features	Stereo headphone amplification, digital-to-analog conversion (DAC), Hi-Res Audio support up to 24-bit/192 kHz
Connectivity	USB Type-B input, 3.5mm headphone output
Output Impedance	Less than 1 Ohm
Signal-to-Noise Ratio	> 110 dB
Output Power	Up to 100 mW into 32 Ohms
Care and Cleaning	Clean with a soft, dry cloth. Do not use chemical products.
Safety	Do not expose to moisture or extreme temperatures. Unplug during thunderstorms.
Spare Parts and Repairability	Sealed product, no user-serviceable parts. Contact customer service for any issues.
System Compatibility	Windows, macOS, Linux (without additional drivers)
Included Accessories	USB Type-A to Type-B cable, user manual
Warranty	2 years (subject to manufacturer's conditions)

Frequently Asked Questions - USB Bridge 6061 Oehlbach

How do I connect the USB Bridge 6061 amplifier to my computer?

Use the provided USB cable to connect the amplifier's USB port to an available USB port on your computer. The device is automatically recognized without additional drivers.

Can I use this amplifier with high-impedance headphones?

Yes, the USB Bridge 6061 can drive headphones up to 300 Ohms, although power is optimized for impedances from 16 to 150 Ohms.

The volume is very low, what should I do?

Check the volume level on your operating system and the amplifier. Also ensure the USB cable is properly connected and the headphones are correctly plugged in.

What is the maximum supported audio resolution?

The device supports digital audio signals up to 24-bit/192 kHz, offering Hi-Res quality.

Does the amplifier work with a gaming console?

Yes, as long as the console has a USB audio port. However, some consoles may require an adapter or specific settings.

How do I clean the amplifier?

Unplug the device and wipe it with a soft, dry cloth. Never use abrasive products or solvents.

Is there a risk of damage from power surges?

The device has surge protection, but it is recommended to unplug it during thunderstorms or significant power fluctuations.

Can I use a longer USB cable than the one provided?

Yes, but the maximum recommended length is 3 meters to avoid signal loss or interference.

Does the amplifier get hot during operation?

It is normal for the device to become slightly warm after prolonged use. If it becomes too hot, check ventilation and reduce the volume.

What should I do if the sound is distorted?

Ensure the volume is not too high (clipping). Try another headphone or source to isolate the issue. If the problem persists, contact customer service.

USER MANUAL USB Bridge 6061 Oehlbach

User manual | Warranty information

Thank you for choosing an Oehlbach® quality product. Please read these instructions carefully; this will ensure the full and error-free functioning of the product.

The Oehlbach Bridge processes audio and music data irrespective of the file format. Signals in CD standard with 16bit/44kHz as well as high-resolution 24bit/96kHz signals are converted, for example. The 24 bit AKM conversion chip provides for audio-while and detailed reproduction.

Features

• Audiophile D/A converter electronics from AKM
- Asynchronous USB connection
- Plug&Play function with PC and Mac systems
- Supports input signals up to 96kHz/24bit
- Internal up-conversion to 24bit
• High-quality and very low-noise headphone amplifier from Texas Instruments
- All types of music files can be played back
- High-quality finish with aluminium enclosure
- Very manageable device enables many diverse set-up possibilities and flexible use

Specification

Output level: 2 V (RMS)

Frequency range: 20 Hz - 20 kHz

SNR: >110 dB

Distortion factor: <0.002% (at 1 kHz)

Resolution: up to 96 kHz / 24 bit

Headphone impedance: 12 ohms - 10k ohms

Temperature range: 0 to +50 °C

Permissible relative humidity: 5 - 90%

Voltage supply: 5 v via USB (200 mA)

Dimensions: 66 x 27 x 13.5 (w x h x d in mm)

Weight: 0.016 kg

Operation

1. Connect the USB Bridge to a compatible USB interface on your computer
2. Connect a set of headphones to the 3.5 mm stereo jack plug socket on the USB Bridge
3. You can now output audio signals via the USB Bridge.

Instructions for use

• The output volume of the USB Bridge can be controlled via the PC or Mac computer
• If no audio output is possible under the Windows system, you have to select the USB Bridge as the “Standard device” under the sound playback settings

Packaging contents

• Oehlbach USB Bridge
- USB extension cable 15cm
- User guide

Remarks

Please observe the following instructions in order to prevent any risk of fire, short-circuits or damage to the product:

1. Do not expose the product to rain or moisture. Do not place any containers filled with water on the product.
2. Do not install the product in a bookcase, fitted cupboard or similarly enclosed spaces. Please ensure that there is sufficient ventilation for the product.
3. You should not cover the product or place items on the product in order to prevent short-circuits or fire due to overheating.
4. Do not place the product in proximity to sources of heat, e.g. heaters, stoves, etc.
5. Do not use the product in proximity to naked flames or candles.
6. Only use a dry cloth to clean the product.
7. Functionality may be restricted depending on the configuration of the device.
8. Please only use qualified service personnel to carry out repairs or servicing work.

Compliance with EU Directives

This product is eligible to bear the CE mark. It complies with the EU Low Voltage Directive 2006/95/EC; EU Directive 2004/108/EC; EU RoHS Directive 2011/65/EC; EU Directive on Waste Electrical and Electronic Equipment (WEEE) 2012/19/EC.