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Sonifex RB-ADDA vs. RME ADI-2 DAC + 2
Tone/balance controller
Bass control, Treble Control, Balance Control
Wireless connection
None
None
High resolution audio formats
DSD
DSD
Analogue 3.5mm input (Aux)
0 ​
Analogue RCA stereo inputs
1 pair
0 pair
Analogue RCA stereo outputs
1 pair
1 pair
1 pair
Balanced input (analogue) XLR
0 pair
Balanced input digital XLR (AES / EBU)
0 ​
Balanced output (analogue) XLR
1 pair
0 pair
Balanced output 4.4mm Pentaconn
Balanced output digital XLR (AES / EBU)
0 ​
Digital coaxial input (S/PDIF)
1 ​
1 ​
1 ​
Digital coaxial output (S/PDIF)
0 ​
Digital optical input (S/PDIF)
1 ​
1 ​
1 ​
Digital optical output (S/PDIF)
0 ​
Firewire
No
No
No
Headphone output
Yes
Yes
Yes
Headphone output (3.5 mm)
1 ​
Headphone output (Jack plug 6.3 mm/1/4
1 ​
1 ​
Output power per channel
1500 mW
1500 mW
Pre output (full range)
Yes
Pre-output (RCA / XLR)
Tele plug 6.3mm input
1 ​
USB
Yes
Yes
Yes
Type of USB connector
USB powered (only via USB)
No
No
Available colours
Black
Black, Silver
Dimensions (WxHxD)
Depth
150 mm
55 mm
146 mm
Height
52 mm
130 mm
35 mm
Width
215 mm
120.5 mm
98 mm
Product weight
1.6 kg
1 kg
0.44 kg
Features
Suitable for PA use/Rack mount
Suitable for PA use/Rack mount, Remote control, Display, Volume control
Built-in D/A converter
Yes
Yes
Yes
D/A audio
32 bit / 768 kHz
24 bit / 192 kHz
DAC (audio chip)
AKM AK4493
Cirrus Logic CS4398
Can be used as a preamplifier (Preamp)
Yes
Yes
Release year
2011
2018
2019
2016
Battery operated
No
No
No
Separate power connector (mains)
Via AC adapter
Via AC adapter
Via AC adapter
AC/DC-Voltage (5v/12v/18v/24v/36v)
9.5 - 15 V
15 V