Catalogue R-Series

R 2500 R brochure

User manual R 2500 R

TIDAL registration information

Information on radio reception

MusicNavigator G3 App

Update your R 2500 R to the latest firmware. Select the "Device Info" menu item in the device configuration menu. Now select "Update" and confirm the set selection "WEB". Wait until the update is finished. Make sure that your PC and your R 2500 R are connected to the same network. Next, sign up for a Roon membership and download Roon for your PC or MAC. You can also download the Roon app for Android or iOS devices.

As the Roon certification process is not yet complete, the R 2500 R cannot be operated via your Roon system at the moment.

Driver for Windows

Installation manual

Versions Info

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

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

4,4 mm Pentaconn (6 Ohms)

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

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

Formats

CD/DA, CD-R, CD-RW, CD-text

Frequency response and dynamic range

2 Hz – 20 kHz / 100 dB

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

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

Reception standard

DAB, DAB+

Freqency band

168 – 240 MHz (Band III)

Overload margin

103 dB µV

Sensitivity (BER = 10 – 4)

2,5 µV

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 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 (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