Deva Broadcast DB91-RX IP Audio Decoder

IP Codecs
Deva Broadcast
De DB91-RX is een tweede generatie IP Audio decoder die alle populaire gecomprimeerde en ongecomprimeerde audio streams ondersteund. De nieuwe compacte IP audio decoder wordt geleverd met een ingebouwde MP3 backup speler 
185,00 Excl. BTW
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Deva Broadcast DB91-RX Compacte IP Audio Decoder.

Implementing cutting-edge technology, along with the most widely-adopted industry standards, DEVA has designed the DB91-RX to ensure a premium broadcasting experience. This second generation IP Audio decoder supports all of the most popular compressed audio streams and PCM uncompressed audio stream. Advanced and compact, the new DB91-RX IP audio decoder comes with a built-in MP3 to enhance even more its uncompromising reliability. The real time audio encoding into a high quality configurable format process is guaranteed by the powerful DSP processor.

In continuity with the streamlined design of the renowned DB90 line, this versatile device comes in a small and compact form, enabling quick and effortless integration in the existing audio systems. The front panel’s audio level bar graphs and LED indicators allow for reading at a glance the current state of the device. For easy set-up and monitoring, the DB91-RX could be managed remotely or locally through a simple and intuitive HTML5 interface and any kind of web browser, be it your PC, smart phone or tablet.

With several backup audio sources incorporated and a built-in MP3 Backup Audio Player, the DB91-RX will immediately switch between the sources when the audio is lost, and return to the main one when restored, with no user intervention. The audio content for the MP3 player is recorded on the internal SD card and the backup files can be managed remotely through the built-in FTP Server, via standard FTP client.

The DB91-RX is not only compatible with many online radio systems, Icecast and Shoutcast included, but also supports low latency Real Time Protocol (RTP) connection. Controlled through a simple and intuitive HTML 5 based WEB Interface, the device can be used for Broadcast, Internet Radio, Studio to Transmitter Link, as well as VoIP applications. The DB91-RX IP audio decoder could be also set to work as a multicast RTP receiver, which makes it a particularly valuable asset when delivering audio to multicast groups.
Continually investing in new technology by tracking industry changes, DEVA has developed the empowering second generation compact DB91-RX IP audio decoder with the emblematic for the brand key characteristics: versatility, reliability and ease of use.


  • High Quality HE-AAC (v.1 and v.2), MPEG-1 and MPEG-3 Decoding
  • 32 kHz, 44.1 and 48 kHz sample rates support
  • Support of all standard bitrates and VBR as well
  • IP address pronunciation at startup (through the headphones)
  • DHCP Client automatically assigning Network Settings
  • Easy setup via a standard web browser
  • UPnP for easy discovery in Local Networks
  • Shoutcast / Icecast compatible TCP/IP stream
  • Auto switching to another server in the event of a audio loss
  • Analog Audio Output (2 x RCA connectors)
  • Digital Audio Output (RCA Connector)
  • 2 x 6 LED front panel audio level bar graphs
  • 4 x Status LEDs, and Phones output for quick diagnostics
  • Build-in MP3 Player
udio decoder
DecoderHE-AAC (v.1 and v.2), MPEG-1 Layer 3 or raw PCM
Sample rates32 kHz, 44.1 kHz and 48 kHz
Bit RatesAll standard bitrates, including VBR
Analog audio output
Connector2 x RCA, stereo
Level9dBu @ 0dBFs
Sample rateSame as the source stream
Dynamic range101 dB
Digital audio output
TypeS/PDIF (IEC 60958)
Sample rate48 kHz
ResamplingThru build-in sample rate converter
Audio backup
SourceAny of the available sources; Up to 3 configurable backups
TriggerAudio silence detector
ThresholdAdjustable, -90dBFs to 0dBFs
Trigger timeAdjustable, 1s to 240s
File player
StoragemicroSD Card
Supported codecsMPEG-1 Layer 3, HE-AAC (v.1 and v.2)
Supported file types*.MP3, *.AAC, *.M4A, *.M3U
Playback modesAlphabetical ascending and descending, Shuffle, Playlist and Shuffled playlist
Remote file managementBuild-in FTP server
Front panel
Level indicators2 x 6 LED bar graphs
Status Indicators4 LEDs
Headphones1/8" (3.5mm) phones jack
SD CardmicroSD card slot
User interface
Indicators6 LEDs on front panel
Web interfaceFull control and status information
Stream client
TypeShoutcast/Icecast compatible TCP/IP client
ServersUp to 3 with auto-switch on failure
Device discoveryUPnP support
Operating conditions
Temperature10°C - 45°C
Humidity< 75%, non-condensing
Power requirements
ConnectorPower Jack 5.5mm
Power supply12V DC, 1A
Size and Weight
Dimensions (W;H;D)106 x 33 x 128 mm
Shipping Weight230 x 54 x 172 mm / 0.7kg
Deva DB91-RX Brochure