Sonifex RB-UL1 Unbalanced to Balanced Converter

Single Converters

Sonifex RB-UL1 Unbalanced to Balanced Converter

Sonifex RB-UL1 Unbalanced to Balanced Converter

Single Converters

SKU: 19032

Cat no: 6035

  • Compact Unit
  • Lightweight
  • 2 x RCA Unbalanced Inputs
  • 2 x Balanced XLR Outputs
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Estimated Delivery 1 to 2 days

£190.00 (ex vat) £228.00 (incl vat)

The RB-UL1 is a single stereo unit for interfacing domestic, or semi-pro unbalanced equipment to professional balanced line levels.
The two RCA unbalanced inputs have an impedance of 10kohms and are routed to two balanced XLR-3 outputs with an output impedance of The output gain can be individually adjusted for left and right channels by using pre-set potentiometers accessible through the rear panel.

Product Specification

Maximum Input Level +28dBu

Input Impedance >10kohms

Maximum Output Level +28dBu

Output Impedance
Distortion 0.01% THD @ 1kHz, ref +8dBu output

Noise -100dB, unity gain, ref +8dB output

Common Mode Rejection >66dB typically

Frequency Response 20Hz to 20kHz +/- 0.1dB (600 ohm load, ref 1kHz)

Gain Range Balanced out -15dBu to +15dBu, ref -15dBu into unbalanced input


Audio Inputs 2 x RCA phono (unbalanced)

Audio Outputs 2 x XLR 3 pin male (balanced)

Mains Input Filtered IEC, switchable 110-120V, or 220-240V, fused, 6W max

Physical Specification

Weight Nett: 1.0kg

Gross: 1.45kg

Dimensions Raw: 28cm (W) x 10.8cm (D) x 4.2cm (H)

Boxed: 36cm (W) x 20.5cm (D) x 6cm (H)

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