Catalogue
User manual
App
Roon Ready
AUDIRVANA
Operation with a computer / Firmware
Pre-amplifier
Frequency response +0 /-3dB
0,5 Hz - 300 kHz
Signal / noise ratio
105 / 109 dB
THD | Intermodulation | Channel separation
< 0,001 % | < 0,001 % | > 90 dB
Nominal input sensitivity High level input unbalanced (RCA)
High level input balanced (XLR)
Analogue pre-amplifier output (RCA)
250 mVeff ... 4 Veff / 20 kOhm (IN 2 and IN 3)
500 mVeff … 8 Veff / 5 kOhm
nom 1 Veff, max 9,5 Veff / 47 Ohm
Power amplifier
Output power (RMS) per channel
250 watts @ 4 ohms
140 watts @ 8 ohms
Frequency response +0 /-3dB
0,5 Hz - 150 kHz
Slew rate
60 V / µS
Damping factor
> 65
Headphone output
Headphone output
4,4 mm Pentaconn (6 Ohms)
Connections
Digital inputs
3 x S/P-DIF: 1 x Standard Coax, 2 x optical TOS-Link (32...192 kHz / 16-24 Bit), DSD64 (DOP)
1 x USB DAC: Device-Mode up to 768 kSps (PCM), DOP256 and DSD 512*, supports
asynchronous data transfer. *DSD 512 only with Windows PC with appropriate driver or a Linux PC with kernel version 4.4 or higher.
2 x HDMI IN, 1 x HDMI OUT with ARC
D/A Converter
PCM
Double-Differential-Quadruple-Converter with four 32-Bit Sigma-Delta D/AConverters
per channel. 705,6 / 768 kSps conversion rate
DSD: T+A-True-1Bit DSD D/A-Converter, up to DSD 512 (22,4 / 24,5 MHz), native bitstream
DSD
T+A-True-1Bit DSD D/A-Converter, up to DSD 512 (22,4 / 24,5 MHz), native bitstream
Upsampling
T+A-Signalprocessor – synchronous upsampling with 4 selectable oversampling
algorithms. FIR short, FIR long, Bezier/IIR, Bezier
Analogue output filter
Phase-linear Bessel filter 3rd order, switchable with 60 or 120 kHz cut off frequency
Frequency response
PCM 44.1 kSps 2 Hz - 20 kHz
PCM 48 kSps 2 Hz - 22 kHz DSD 64: 2 Hz - 44 kHz
PCM 96 kSps 2 Hz - 40 kHz DSD 128: 2 Hz - 60 kHz
PCM 192 kSps 2 Hz - 80 kHz DSD 256: 2 Hz - 80 kHz
PCM 384 kSps 2 Hz - 100 kHz DSD 512: 2 Hz - 100 kHz
PCM 768 kSps 2 Hz - 120 kHz
CD-Player
Formats
CD/DA, CD-R, CD-RW, CD-text
Frequency response and dynamic range
2 Hz – 20 kHz / 100 dB
Streaming Client
Formats
MP3, AAC, OGG-Vorbis, FLAC, WAV, AIFF, ALAC, DFF, DSF
PCM 32 … 384 kHz, 16/24 Bit; MP3 bis 320 kBit
DSD64; DSD128; DSD256
Supported media servers
UPnP 1.1, UPnP AV and DLNA kompatible Server, Microsoft Windows Media Connect Server (WMDRM10, DLNA compatible servers
Supported streaming services
airable radio and podcasts, Tidal, Qobuz, Deezer, Amazon Music HD, highresaudio, Tidal connect, Spotify connect, Apple Airplay2, Plays with Audirvana, Roon
Features
Auto Network Config., Internet Radio Station database (automatic updates)
Interfaces LAN
Fast Ethernet 10/100 Base-T
WLAN
IEEE 802.11a/b/g/n/ac/ax 2x2 MIMO
2.412 – 2.472 GHz (2.4GHz ISM Band, 13 Channels)
Channel 1 – Channel 13
North America FCC, Japan MIC, Europe ETSI
20MHz bandwidth
5.180-5.825 GHz (5GHz UNII-1/2/3 Band, 24 Channels)
North America (IC and FCC):
5.180-5.600 GHz, 5.650-5.825 GHz
Europe, Japan (ETSI and MIC):
5.180-5.700 GHz
max gain in 2.4GHz band: 3.2dBi
max gain in 5 GHz band: 4.25dBi
up to 17dBm (at antenna terminal).
USB
2x USB 2.0 Mastermode
Tuner (FM)
Frequency range
FM Radio 87,5 – 108 MHz (Europa / US); 76 – 90 MHz (Japanese version)
Sensitivity
Mono (26dB S/N) 0,9 µV, Stereo (46 dB S/N) 40 µV
Overload margin
103 dB µV
Stereo channel separation
50dB
RDS Functions
Stationname, Radio text
Tuner (DAB)
Reception standard
DAB, DAB+
Freqency band
168 – 240 MHz (Band III)
Overload margin
103 dB µV
Sensitivity (BER = 10 – 4)
2,5 µV
Bluetooth
Supported audio formats
A2DP (Audio), AVRCP 1.4 (Control) / aptX® HD, SBC, AAC
Freqency band
2,4 GHz: 2042Mhz ... 2480Mhz
Max. transmission power <10 dBm (EIRP)
RC protocol
AVRCP
Mains
Mains voltage
220-240 V, 50-60 Hz / 100-130 V, 50-60 Hz (see back panel of the R 2500 R)
Normal operation (max.)
800 Watts
Standby (ECO)
< 0,5 W.
Dimensions | Weight | Accessories | Finishes
Dimensions (H x W x D)
16,5 cm x 46 cm x 40,5 cm / 6,5 x 18,1 x 16 inch
Weight
14 kg / 30,8 lbs
Accessories
Power cord, remote control SRC 2, 2x WLAN antenna, FM antenna
Finishes
Silver anodised aluminium (43), black anodised aluminium (42), brushed
Technical modifications reserved