Technical Specifications Rb-Ul2; Fig 2-3: Rb-Ul2 Rear Panel - Sonifex Redbox Series User Handbook Manual
Single/dual/quad stereo unbalanced to balanced/balanced to unbalanced converters, single/dual bi-directional matching converter, dual stereo riaa phono amplifier, stereo line isolation unit
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Also See for Redbox Series:
- Introduction manual (62 pages) ,
- User handbook manual (136 pages) ,
- User handbook manual (68 pages)
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2
Matching Converters - RB-UL2
Output Level Adjustment
The output gain can be individually adjusted for left and right
channels through pre-set potentiometers which are accessible
through the rear panel. The gain range of the unbalanced to
balanced converter is -15dBu to +15dBu ref -15dBu into the
unbalanced input.
Technical Specifications RB-UL2
Audio Specifications
Maximum Input Level:
+28dBu
Maximum Output Level: +28dBu
Distortion:
0.01% THD @ 1kHz ref +8dB output
Noise:
-100dB unity gain, ref +8dB output
Common Mode Rejection:
>66dB typically
Gain Range:
Balanced output: -15dBu to 15dBu, ref -15dBu
into unbalanced RCA input
Connections
Inputs:
4 x RCA phono (unbalanced)
Mains Input:
Filtered IEC, 110V-120V, or 220-240V
switchable, fused, 6W maximum
Fuse Rating:
Anti-surge fuse 100mA 20 x 5mm (230VAC)
Anti-surge fuse 250mA 20 x 5mm (115VAC)
4
Output Level Adjustment
RCA
Stereo
RCA
Phono
Balanced
Phono
Inputs
Outputs
Inputs
Fig 2-3: RB-UL2 Rear Panel
Equipment Type
RB-UL2:
Dual stereo unbalanced to balanced converter
Physical Specifications:
Dimensions (Raw):
28cm (W) x 10.8cm (D) x 4.2cm (H) (1U)
11" (W) x 4.3" (D) x 1.7" (H) (1U)
Dimensions (Boxed):
36cm (W) x 20.5cm (D) x 6cm (H)
14.2" (W) x 8" (D) x 2.4" (H)
Weight:
Nett: 1.05kg Gross: 1.5kg
Nett: 2.3lbs
Stereo
Balanced
Outputs
Gross: 3.3lbs
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