Audio IRD – Professional Audio Receiver and Decoder | IRA-3000
BLANKOM
BLANKOM IRA-3000 is a professional Audio IRD for broadcasters with a DVB-S/S2/S2X tuner (DVB-C/T/T2 and ISDB-T optional), GigE IP, and 2x ASI inputs.
Depending on the selected tuner option, its front end supports DVB-S/S2/S2x (DVB-C/T/T2 and ISDB-T optional) and additionally ASI and IP input sources.
Its various audio outputs support dual AES/EBU digital and dual analog stereo audio for universal professional needs.
The unit furthermore has GigE IP Output.
Hot-swappable redundant power supply is standard. A single power supply is optionally available.
Operation by using the front panel buttons or by the built-in comfortable web interface.
| Inputs | 1x DVB Tuner (DVB-S/S2/S2X or DVB-T/T2/C and ISDB-T), 2x ASI, IPTV (GigE, TSoIP) |
|---|---|
| Audio Outputs | 2x Analog balanced audio (XLR interfaces) |
| Ordering guide | IRA-3000 with DVB-S/S2/S2X tuner |
Broadcast-grade Audio Receiver and Decoder (IRD)
The BLANKOM IRA-3000 is a professional audio decoding device designed for demanding broadcast and headend environments. It features a highly versatile multi-standard tuner input supporting DVB-S/S2/S2X, DVB-C, DVB-T/T2, and ISDB-T, alongside 2 ASI and 2 IP inputs.
The IRA-3000 delivers excellent decoding quality and provides professional audio outputs via analog balanced XLR and AES/EBU digital interfaces. It is the perfect solution for receiving satellite radio broadcasts and reliably feeding audio into terrestrial transmitters or cable networks.


Satellite Radio Reception: Receive and decode high-quality audio broadcast programs directly from satellites via DVB-S/S2/S2X.
Terrestrial FM Broadcasting The IRA-3000 is an ideal solution for remote transmitter sites. It receives national or syndicated radio programs via DVB-S/S2/S2X satellite links and outputs professional-grade analog or AES/EBU digital audio (via XLR interfaces) directly to local FM exciters.
DAB/DAB+ Digital Radio Networks Operating as a high-fidelity satellite-to-baseband receiver, the unit decodes satellite audio feeds into pristine AES/EBU digital audio or IP streams. This provides the high-quality source audio required to feed central DAB Multiplexers for subsequent ETI or EDI ensemble generation.
Cable TV & Radio Headends (DVB-C) The device effortlessly demodulates and decodes high-quality radio broadcasts, allowing operators to seamlessly re-modulate the audio into analog FM for cable distribution or inject it into digital QAM channels.
IP Audio Distribution & STL (Studio-to-Transmitter Link) Acting as a highly efficient gateway, the IRA-3000 converts RF signals or ASI feeds into Single Program Transport Streams (SPTS) over UDP/RTP (multicast or unicast). This enables reliable, IP-based audio distribution to remote broadcast sites or enterprise IPTV networks.
IPTV Headends: Feed the decoded high-quality radio broadcasts and seamlessly inject them into IPTV networks.

BLANKOM IRA-3000 Audio IRD Receiver Decoder front panel

BLANKOM IRA-3000 Audio IRD Receiver Decoder back panel (with hot-swappable redundant power supply)
Function: Broadcast-grade Audio IRD with DVB-S/S2/S2x tuner (DVB-C, DVB-T, DVB-T2 and ISDB-T optional), IP & ASI inputs
Input Interfaces
- Tuner Input: 1x F type (DVB-C/T/T2/ISDB-T switchable or DVB-S/S2/S2X).
- ASI Input: 2x ASI inputs, BNC interface.
- IP Input: 2x IP inputs (UDP/RTP) via 100/1000M self-adaptive RJ45 ports.
Output Interfaces
- Analog Audio: 2 analog balanced audio out (XLR interfaces).
- Digital Audio: 2 AES/EBU digital audio out (XLR interfaces).
- IP Output: 2 SPTS output over UDP/RTP, unicast/multicast (for 2 decoded audio programs, respectively).
Decoding Processing
- Audio Formats: MPEG1 Layer2, MPEG-2 AAC, AC3, E-AC3, DRA.
- Sample Rate: 48 kHz, 44.1 kHz.
- Audio Gain: Adjustable Audio Gain: -24~+12 dB.
System & General
- Management: Web-server Management, LCD + control buttons (English language).
- Power Requirements: AC 110V±10%, 50/60Hz or AC 220V±10%, 50/60Hz.
- Power Consumption: <20W.
- Dimensions: 482 x 350 x 44mm (W x L x H).
- Weight: Approx. 3.2 kg.
Specifications are subject to change without prior notice.

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