Astral ARX32 Firmware

Updated
Note:

If updating an Astral ARX32 from v1.00, any attached Astral Opto needs to be physically unlinked and removed during the update. Versions v1.01 of Astral ARX32 and above do not require this step. After updating to v8.20, you must re-pair Astral Outposts.

 

Astral Series Firmware Update Quick Start Guide

 

v8.30

Released: March 11, 2026

 

Download v8.30

 

New
  • Added Astral control and monitoring compatibility with SoundBase 
  • Aux-triggered audio output paths increased from 1 to 3. 
  • Option to send headphone solo to audio outputs (ARX16 and ARX32 only) 
Changes
  • Faster lock of receiver to transmitter 
  • RX Channel/Transmitter names are now retained over a power cycle. 
  • Connected Astral Outposts are now included when performing an ‘All Devices’ firmware update from System → Firmware Update. 
  • Loading factory default settings now clears the TX List, setting memory slots and current settings. 
  • Updating firmware now clears the TX List (unpairs transmitters). 
  • Web App ‘Show Mode’ can now be set independently in each browser client. 
Fixes
  • Improved the performance at the edge of range such that (rare) bursts of static no longer occur. 
  • NexLink communication is now always re-established when coming back into range. 
  • REC+RF Mode no longer resets to RF Mode when a transmitter is powered off then back on. 
  • Outpost IP address no longer incorrectly displays 0.0.0.0 when changing it to a static address. 
  • Web App notifications no longer conflict with the RTSA Meter Views. 

 

v8.20.02

Released: November 13, 2025

 

Download v8.20.02     Download User Guide v8.20.02

 

Changes
  • Dante Controller > ‘Enable Sync To External’ is no longer automatically checked when ARX32 is Leader.
Fixes
  • ARX receivers no longer cause transmitters to split internal recordings into multiple files or stop recording completely.
  • 'Network Disconnected' message now auto-clears when network connection is reestablished. 
  • ARX receivers now correctly update Astral-HH control ring button and switch settings upon NexLink connection. 

 

v8.20

Released: October 02, 2025

 

Download v8.20     Download User Guide v8.20

NOTE: If updating an Astral ARX32 from v1.00, any attached Astral Opto needs to be physically unlinked and removed during the update. Versions v1.01 of Astral ARX32 and above do not require this step. After updating to v8.20, you must re-pair Astral Outposts.

 

New
  • Added support for simultaneous NexLink communication via multiple Astral Outposts.
  • Added support for distributing timecode to transmitters via NexLink from Astral Outposts.
  • New firmware update menu includes the ability to wirelessly update Astral transmitter firmware.
  • Ability to abort wireless pairing and exit the TX List’s wireless pairing screen.
  • Added Frequency Exclusion Regions – the ability to exclude specified frequency ranges from the AutoAssign and manual assign process.
  • Added TV Channel Finder algorithm for detecting and displaying 6, 7, or 8 MHz TV channels in the RTSA and Scan Views.
  • Added new Whip Antenna Length tool. Select a frequency range to display a real size graphic to assist in cutting whip antennas to the correct length.
  • Web App general improvements including:
    • Added keyboard entry for channel frequencies
    • Added new 1RX View ‘Select TX’ menu to manage multiple transmitters that are assigned to the same channel.
    • Added ‘dBm’ and duration scales to the RF History plot in the 1RX View.
    • Added duration shortcut in the duration scale of each 1RX View’s RF History plot.
    • Added –70dBFS to audio meter scales.
    • Added antenna A/B labeling to each antenna RSSI meter bar in 1RX Views.
    • Improved RF > Antenna Mode map graphics.
    • Added new 8RX row view in the Home tab.
    • Improved expand (+) and collapse (-) RX channel row functionality in the Home tab.
    • RTSA now shows transmitter names vertically to prevent names overlapping with neighboring transmitters.
    • New RTSA Meters mode for displaying Q + Audio Meters. Roll mouse over the meters to display the compact TX control panel with Power, RF, and Mute On/Off buttons.
    • More responsive audio and RF metering.
  • Normal + Peak Hold and Average + Peak Hold added to the RTSA Trace Type option list.
  • Dante and Control network port MAC addresses are now displayed in the Network Menu.
  • 1RX View > Audio Outs > Aux On/Off toggle can now override/disable the TX Aux On state.
  • Default static IP is now different from the Astral reciever and Outpost.
  • In RF Mirror mode, if the Secondary unit takes over control due to the Primary failing, it no longer switches back to the Primary when the Primary comes back online.
  • Added option for the RF Mirror Secondary unit to use the Primary’s Outposts or its own local Outposts.
  • Added a loss of Network connection notification to OLEDs.
Changes
  • Main Menu icon color changes for consistency across all Astral Receivers and web apps.
  • Astral TX or Astral HH transmitter control button option ‘GPIO’ has been changed to ‘Control’. The Control option can be used to trigger Macros or GPIOs.
  • Accessing the Web App RTSA now goes directly to the last viewed band’s RTSA
Fixes
  • RF History now runs in the background – it no longer resets when switching views.
  • Improved audio performance at the edge of RF range and better interference resistance
  • Fixed inaccurate RF History duration and accuracy.
  • T&M modulation high-frequency phase drift no longer occurs.
  • Device Network naming from Dante Controller now works correctly
  • BNC sync input would not always lock to external word clock, is now fixed.
  • Fixes issue where USB thumb drive formatting would not always work.
  • NexLink re-connection and stability improvements.

 

v8.10.02

Released: June 05, 2025

 

Download v8.10.02     

NOTE: If updating an Astral ARX32 from v1.00, any attached Astral Opto needs to be physically unlinked and removed during the update. Versions v1.01 of Astral ARX32 and above do not require this step. 

 

Fixes
  • Fixed a bug where AutoAssigning RX Channels with paired TXs that have no power caused NexLink to not reconnect after power was reapplied. 
  • Fixed diversity issue on receiver channel 16 (Astral ARX16 only)

 

v8.10

Released: April 23, 2025

 

Download v8.10     Download User Guide v8.10

NOTE: If updating an Astral ARX32 from v1.00, any attached Astral Opto needs to be physically unlinked and removed during the update. Versions v1.01 of Astral ARX32 and above do not require this step. 

 

New
  • Ability to trigger DiGiCo console macros from Astral transmitters and receivers. 
  • Added the ability to select which RX Channels should be AutoAssigned. 
  • Added Outputs 1-64 to the Astral Web App > Audio tab and Outputs 1-32 to the Astral Web App > Audio tab. 
Changes
  • RF sensitivity improved in both LR and Std by 3 to 5 dB, depending on antenna mode and proximity to antennas. 
  • Improved RF demodulation for significantly improved multipath performance and multi-antenna performance. 
  • Added an ‘Are You Sure’ confirmation popup when Network > Restart Network’ or ‘Clear Dante Settings’ are selected [ARX32 only]. 
  • Added an ‘Are You Sure’ confirmation popup for Group TX format commands from the ARX32 OLED GUI. 
  • The TX List Search icon has been changed to a more obvious blue icon. 
  • The ARX16 RSSI meter range changed to –100 to –65 dBm. The ARX32 RSSI meter range was already changed in v2.00. 
  • Changes to RF Mirror Mode button layout in the Network Menu to accommodate the new ‘Mirror DiGiCo Console List’ control. 
  • Updates to Frequency Tables: Added Poland, Saudi Arabia, South Africa, Taiwan, and Revised UK 
  • Replaced NexLink Tuning Mode [Automatic, Manual] setting with an On/Off Toggle switch labelled: 
    "Manually set Frequency, Modulation, and Privacy on Transmitters".  
  • When set to On, Frequency, Modulation, and Privacy must be changed manually on the transmitters and on the Astral receiver. 
  • When the Toggle is set to On, NexLinked transmitters that are powered on display orange NexLink RSSI level bars instead of green. 
Fixes
  • Fixed an issue where sometimes the Astral Opto would fail to initialize on boot up [ARX32 only]. 
  • The sync reference warning no longer occurs on boot up when synced to Dante or during a firmware update. 
  • Fixed an issue where, in the fully zoomed out Scan View, the OLEDs would flash about every 10 seconds [ARX32 only]. 
  • RF signal with very low Q now has its audio muted. 
  • The Astral Mini option for "Power on when removed from power station" has been added to the ARX32's 1RX View and TX List. 
  • Fixed an issue where the ARX16 clock drifts from the Dante clock when ‘Sync to external’ is enabled in Dante Controller. 
  • False ‘Format Failed’ messages no longer occur when formatting a transmitter. 
  • Various other system improvements. 

 

v2.00.01

Released: January 16, 2025

 

Download v2.00.01

NOTE: If updating an Astral ARX32 from v1.00, any attached Astral Opto needs to be physically unlinked and removed during the update. Versions v1.01 of Astral ARX32 and above do not require this step. 

 

Changes
  • Revamped RF-level equalizer for vastly improved multi-path performance.  
  • Added protection of audio noise occurring with Q below zero. 
  • Range of RSSI bar meters changed to –100 to –65 dBm.  
  • Ability to see RF History Q levels even when ‘approaching overload’ (yellow) and ‘overload’ (red) occur. The ‘approaching overload’ and ‘overload’ vertical lines are now the height of the Q level instead of full height.  
  • Default Sync Ref setting is now ‘Optocore In’ when an Astral Opto is first connected. 
Fixes
  • Fixed issue where low-level 'phantom' spurs could appear on the RTSA display.  
  • Fixed issue where Optocore Speed ‘2G’ default setting would not be recalled.  

 

v2.00

Released: December 04, 2024

 

Download v2.00

 

New
  • Support for the Astral HH wireless handheld microphone 
  • Support for the Astral Opto digital audio expansion box 
  • Aux Output routing - the ability to change a receiver channel’s audio output routing directly from the Astral HH or Astral TX. Ideal for talkback, guitar tuning, etc. 
  • Increased number of Optocore, Dante, and MADI outputs to 64. 
  • Added flexible tone routing matrix and ability to set tone frequency. 
  • Added 64 channel audio output metering. 
  • Ability to unlock restricted frequencies via Frequency Authorizations. Appropriate licenses required.  
  • Initial pairing of transmitter-to-ARX32 wirelessly in addition to existing USB-C cable method. 
  • Ad-hoc Handoff of NexLinked transmitters between Astral Receivers. Ideal for large, multi-Astral Receiver shows. 
  • Added ability to preview the antenna routing before selection. 
  • New Receiver-to-Band Mapping matrix for fast assigning of receiver channels to bands. 
  • Added Transmitter RF On/Off NexLink® button. 
  • Assigning a transmitter to an already populated RX Channel in the TX List now offers both Add and Replace options. 
  • Screen borders now flash when any transmitter is low on battery. 
  • Web App updated to incorporate all new features. 
  • Miscellaneous system improvements and optimizations. 
Changes
  • Standardized Menus across transmitters, Astral ARX32/16, and Web App 
  • Changed Global TX Settings to ‘Notifications’ and consolidated all confirmation and warning popup options into this one menu. 
  • Improvements to AutoAssign algorithm. 
  • Removed redundant ‘RF Off’ position from the Frequency Selector. Use the RF On/Off toggle instead. 
  • Astral ARX32 automatically activates ‘Enable Sync to External’ when set to Leader in Dante Controller. 
  • Network DHCP/Static address setup now integrated into the Network Settings Edit popup such that all network settings are applied in a single step. 
Fixes
  • Audio blip in headphones when going in and out of a 1RX View (soloing) is now fixed. 
  • A receiver channel’s RSSI meters now always show RF signal strength regardless of whether demodulating a transmitter or not. 

 

v1.11

Released: August 29, 2024

 

Download v1.11

 

Fixed 
  • Improved RF carrier re-tuning/locking to Astral Mini transmitters. 
  • Issue where Power on/off NexLink commands do not always work is now fixed. 
  • Mirror Mode now works with the Local NexLink Host. 

 

v1.10

Released: July 17, 2024

Download v1.10
New
  • Support for Astral Outpost
  • Support for T&M (Test and Measurement) modulation
  • Added support for Dante Redundancy
  • Added ability to collapse / expand all receiver groups in the Web App Home page.
  • Added an optional ‘All TX Group’ to the TX List. Enable the ‘Show All TX Group’ toggle in the
    System menu.
  • Added Lav Mic Type option to select between Normal and 3-Wire lav mics
Changes
  • Allow dash and underscore in virtual keyboard for transmitter name
  • Renamed NexLink Tuning Mode ‘Push to Transmitters’ to ‘Automatic’.

v1.00

Released: May 10, 2024

 

Download v1.00
 
New
  • Initial release