

Sonifex RB-AES4x3
The Sonifex RB-AES4X3 is a passive, quad “one-to-three” splitter housed in a 19” rack.
€755.00 Original price was: €755.00.€715.00Current price is: €715.00.
The Sonifex RB-AES4X3 is a passive, quad “one-to-three” splitter housed in a 19” rack. Each bank is designed to split a single AES3 digital audio source to up to three destinations, using Neutrik XLR connectors.
The RB-AES4X3 provides solutions to a range of digital signal distribution problems, where correct termination is essential to maintain signal integrity. The input signal is split through high quality transformers, and 110 Ω termination can be applied, if desired, to unconnected outputs.
The RB-AES4X3 requires no power to operate, ensuring your audio remains connected from source to destination(s) without interruption from power failures.
Specification Sonifex RB-AES4X3 | |
Cable Drive Capability | |
The table below sets out the minimum signal amplitude required to drive 100 m (cumulative) of 110 Ω twisted pair cable, based on the sample rate of the digital audio: | |
Sample Rate | Minimum Signal Amplitude |
32kHz | *2Vpk-pk |
44.1kHz | *2Vpk-pk |
48kHz | *2Vpk-pk |
88.2kHz | 5Vpk-pk |
96kHz | 5Vpk-pk |
* Minimum of 2Vpk-pk is defined by the AES3 format specification. The table below sets out the minimum signal amplitude required to drive 30 m (cumulative) of 110 Ω twisted pair cable, based on the sample rate of the digital audio: | |
Sample Rate | Minimum Signal Amplitude |
176.4kHz | 3Vpk-pk |
192kHz | 3Vpk-pk |
Audio Specification | |
Input & Output Impedances: | 110 Ω |
Insertion Loss: | 0.17dB 1:1, 1.3dB 1:3 |
Impedance Match: | +/- 2% |
Max Signal 10 V P-P: | Up to 96kHz |
Attenuation Loss: | 0.17dB 1:1, 6.2dB 1:3 |
Connections | |
Inputs: | 4 x XLR 3 pin female |
Outputs: | 12 x XLR 3 pin male |
Equipment Type | |
RB-AES4X3 | Quad 3 way AES/EBU passive splitter XLR connectors |
Physical Specification | |
Dimensions (Raw): | 48 cm (W) x 10.8 cm (D) x 4.2 cm (H)(1U) 19” (W) x 4.3” (D) x 1.7” (H) (1U) |
(Boxed): | 58.5 cm (W) x 22.5 cm (D) x 7 cm (H) 23” (W) x 8.9” (D) x 2.8” (H) |
Weight: | Nett: 1.0 kg Gross: 1.4 kg Nett: 2.25lbs Gross: 3.0lbs |
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