The Astral ARX32 is a game-changer. A 16-channel receiver with HexVersity® (2- to 6-antenna diversity), expandable to 32 channels via software licenses – all in just a 1U 19” rack, Astral ARX32 keeps your kit small and saves space in your rack. Take it on tour without worrying about tuning bands – it boasts a 169-1525MHz tuning range for worldwide operation. Astral ARX32 gives you peace of mind with its RF Mirror Mode for full redundant operation.
Main Features
- 16 channels all with HexVersity® (2-, 3-, 4-, 5-, or 6-antenna diversity) in 1U rack space
- Expandable to 32 channels (all with HexVersity®) in the same rack space via Software Licenses
- 169 – 1525 MHz tuning range for full global coverage
- RF Mirror Mode for full redundant operation
Additional Features
- Native Dante, MADI, AES, and Analog outputs
- SpectraBand with 3 Tuning Bands for a total of ~72 MHz of operating bandwidth for transmitters
- Optional A20-Opto expansion box to add Optocore audio I/O and full redundant power supplies
- Simple 1-minute operation to change countries for entire system
- Built-in long-range NexLink® remote control of all transmitters
- Integrated Real Time Spectrum Analyzer (RTSA) and scanner for intuitive frequency coordination
- AutoAssign: automatic deployment of multiple clean frequencies in seconds
- Built-in 6-to-2 RF combiner for multizone events
- 6 network ports (2 x RJ45, 4 x SFP) configurable for Dante, Dante Redundancy, and Control
- Web App control from browser on any computer, smartphone, or tablet
- Bridging between MADI, Dante, AES, Optocore, and Analog
- Wide, 12.4” colour OLED array with touch for control and monitoring
- Optical Fibre Ethernet option via two SFP slots.
- Supports GainForward™ Architecture: No gain setting on the Astral TX transmitter. Adjust gain at the receiver or mixer
- 100% digital long-range modulation delivers the longest transmission distance of any digital system on the market
- RF SAW filters for excellent rejection of interference transmitters
- Excellent audio quality; full 10 Hz – 20 kHz audio bandwidth
- BNC timecode input for auto timecode sync of transmitters over NexLink
- Three BNC antenna input pairs, each compatible with passive, bias-powered, and smart antennas. Configurable for HexVersity® or combiner modes
- Cascade out option on rear BNCs for cascading to other receivers
- Automatic Antenna zero loss loop through in the event of power loss for redundant operation
- Front-panel 3.5 mm and ¼” headphone outputs
- USB-A and USB-C ports for thumb drives, keyboards, transmitter pairing, and timecode syncing Support for USB hubs
- PoE+ output for powering external PoE+ powered device, including the A20-Outpost-NL
RF
Tuning
- 169 to 1525 MHz (1356 MHz switching bandwidth)
- 25 kHz steps
- SpectraBand Technology for maximum rejection of out-of-band signals
- Available frequencies depend on country of operation
- 3 bands each with their own assignable filter range, typically 24 MHz wide for a total of 72 MHz simultaneously usable bandwidth.
Modulation
- Proprietary, 100% digital RF modulation
- Standard or Long Range, selectable per channel.
Spurious Rejection
- >100 dB typical
Cascade output
- 50 ohm
- +1 dB gain from BNC input to output; less than 1 dB input to output loss in the event of power failure.
- Band-limited as per LNA pre-select filter.
RF Bias output
- 12V, 200 mA each BNC
- Smart antenna support, Wisycom-compatible
Antenna Inputs
- Multiple Antenna Modes switchable between Diversity, 4versity, 4versity + 1 Pair, HexVersity, 3-Zone Combiner, 2-Zone Combiner + 1 Pair, 3-Way Diversity, Diversity + 1 Pair
Audio
Latency
- Standard modulation = 2 ms, analog or digital outputs
- Long Range modulation = 3.9 ms, analog or digital outputs
Audio Frequency Response
- 10 Hz–20 kHz, +/- 1 dB relative to 1 kHz
Dynamic Range
- > 130 dB with an Astral transmitter
Analog Output
- RJ45 connectors conforming to the AES72 Type 1M pin-out standard, balanced connection
Analog Output Level
- Line: +20 dBu for 0 dBFS
- -10: +6 dBu for 0 dBFS
- Mic: -20 dBu for 0 dBFS
Tone Generator
- 1 KHz tone, adjustable from -20 to 0 dBFS
Audio Output Sample Rate
- 48 or 96 kHz
Digital Audio Output
- MADI: unbalanced BNC, 75 ohm output impedance
- AES3: RJ45 connectors conforming to the AES72 Type 1M pin-out standard, balanced connection, 110 ohm output impedance
- Optocore with optional A20-Opto-HMI (HMI connector) or A20-Opto-ST (ST connector)
Audio-Over-IP
- Dante, 48 or 96 kHz sample rate
Sync
- LTC / Wordclock, input impedance 75-ohm, BNC
- Dante
- MADI, unbalanced BNC, 75 ohm output impedance
Network
Dante Audio-Over-IP
- 32 input/output channels.
Control
- Web-based control and monitoring of all A20-SuperNexus settings
- GPIO with the optional A20-Opto-HMI or A20-Opto-ST accessory.
Connections
- 2x RJ45 ports and 2x SFP ports: For Dante, Control, and A20-Outpost-NL (shipping soon).
NexLink
Protocol
- 2.4 GHz, proprietary frequency-hopping backlink control of transmitters over long distance
Connections
- Front or rear diversity pair
- SMA-F ports for connecting 2.4 GHz SMA-M antennas
USB
Type
- USB-A: 5V, 1.5A output; supports keyboards, flash drives, Astral transmitters, and USB hubs
- USB-C: 5V, 3A output; supports keyboards, flash drives, Astral transmitters, and USB hubs
Drive Format
- FAT32
Powering
- AC Input: 90-240 VAC, 200W
- DC Input: 10-18 VDC, 200W
- PoE+ out (max 30W)
Environmental
Operating Temperature Range
- -10 to 40 C; 14 to 104 F
Dimensions (H x W x D)
- 4.2 cm x 44.5 cm x 31.1 cm; 1.65 in x 17.5 in 12.24 in
Weight
- 4.12 kg (unpackaged)
- 9.00 lbs (unpackaged)
- 4.3 kg (packaged)
- 9.5 lbs (packaged)
