Glensound U2B 8 Quad Stereo Unbalanced to Balanced Converter
Model: U2B 8
About: Glensound U2B 8 Quad Stereo Unbalanced to Balanced Converter
Glensound Signature U2B8 is a professional-grade quad stereo unbalanced-to-balanced analog audio interface, designed to seamlessly integrate consumer audio equipment with professional broadcast and studio systems. It ensures optimal audio signal integrity and compatibility across diverse audio environments.
Features
- Quad Stereo Conversion: Facilitates the conversion of four stereo unbalanced inputs to balanced outputs, also configurable as eight mono channels, enhancing versatility in audio routing.
- Variable Gain Control: Each channel pair is equipped with multi-turn preset gain controls, allowing precise level matching between consumer and professional audio equipment.
- RF Filtering: Inputs are electronically isolated with RF filters to prevent extraneous signals, ensuring clean and interference-free audio transmission.
- Flexible Power Options: Operates via an internal switch-mode power supply with a wide input range (100-240VAC), and includes an external ±12V DC input for redundancy, compatible with the optional Signature PS1 external DC Master Power Station.
- Robust Construction: Housed in a durable aluminum chassis with a standard 19-inch rack-mountable design, suitable for both studio installations and mobile setups.
- Intuitive Controls: Recessed rear-panel gain controls prevent accidental adjustments, while a bright front-panel LED indicates operational status.
Specifications
| Frequency Response | ±0.1dB from 40Hz to 20kHz |
|---|---|
| Gain Range | -15dB to +15dB on each output |
| Line-Up Level (0dB Gain) | -12dBu on unbalanced input equals 0dBu on balanced output |
| Maximum Input Level | +28dBu |
| Maximum Output Level | +24dBu |
| Input Impedance | >22k Ohms |
| Output Impedance | <50 Ohms |
| Distortion | 0.04% THD at 100Hz; 0.01% THD at 1kHz and 10kHz |
| Noise | -98dB at lineup unweighted RMS (22Hz to 22kHz) ref +8dBu output |
| Interchannel Crosstalk | >-90dB from 1kHz to 15kHz |
| Input Type | Electronically isolated on gold-plated RCA phono sockets |
| Output Type | Electronically balanced on Neutrik XLR connectors |
| Power Input | Filtered IEC, 100 to 240VAC, 47 - 63Hz; External DC input: 4-pin Neutrik XLR plug ±12V |
| Dimensions (W x D x H) | 445 x 123 x 44mm (without rack ears); 482mm width with rack ears |
| Weight | 1.00 kg |
Included Accessories
- Printed A4 quick start guide
- Four rubber stick-on feet
- Four hex head M6 rack bolts
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