Sound Devices Astral ARX2 Dual-Channel True-Diversity Digital Receiver, 470 to 1525MHz

SKU: SDA20RX MFR: A20-RX
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Key Features

  • Experience superior sound quality with the Astral ARX2 digital receiver
  • Enjoy low latency w/this wireless receiver,perfect for live sound & broadcast applications
  • Wideband 470-1525MHz tuning offers flexibility; find clear channels easily w/this receiver
  • Rugged & durable design ensures reliable performance, making this RX ideal for field use
  • Simple to use OLED menu and controls allow quick adjustments on this dual-channel receiver
  • Count on the Astral ARX2 for reliable, steady wireless connectivity every time
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Special Order?Estimated to Ship: 12/06/2025
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Questions & Answers

FAQ

What frequency range does the A20-RX Dual-Channel True-Diversity Digital Receiver operate within?

The A20-RX operates within a frequency range of 470 to 1525MHz, providing versatile audio reception capabilities.

How does the SpectraBand technology benefit the A20-RX receiver?

SpectraBand technology enables the A20-RX to locate open spectrum spaces, even in areas congested with UHF TV band signals, ensuring uninterrupted audio clarity.

What is the purpose of the AutoAssign feature in the A20-RX receiver?

The AutoAssign feature simplifies frequency selection by scanning the tuning band and automatically selecting available frequencies, making it ideal for fast-paced shooting environments.

How do the SAW filters enhance the performance of the A20-RX receiver?

The low-loss, brick-wall Surface Acoustic Wave (SAW) filters eliminate out-of-band interference, ensuring clear, interference-free audio without the need for external filters or additional cabling.

Can the A20-RX receiver perform well near IFB or camera hop transmitters?

Yes, the A20-RX is designed for enhanced RF performance, even when operating in close proximity to IFB or camera hop transmitters, providing reliable audio reception.

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Sound Devices Astral ARX2 Specifications

  • RF Tuning

    470 to 1525MHz

    SpectraBand Technology
    Transmitters tunable in 25kHz steps
    Available frequencies depend on country of operation

  • Modulation

    Proprietary digital RF modulation
    Standard or Long Range, selectable

  • Latency

    Standard modulation = 2ms
    Long Range modulation = 3.9ms
    Measured at analog output

  • Audio Frequency Response

    10Hz-20kHz

  • Maximum Output Level

    +14 dBu, +2 dBu, -10 dBu, or -22 dBu, menu-selectable, with a 0 dBFS signal at the transmitter input, 130 ohms output impedance

  • Digital Audio Output

    AES3 balanced connection, 110 ohms output impedance, left=channel 1, right=channel 2

  • Menu and Controls

    OLED menu display, 3 button navigation

  • Privacy

    User settable 4-digit PIN

  • Powering

    6-18 VDC

  • Operating Temperature Range

    14 to 131 Degree F (-10 to +55 Degree C)

  • Dimensions (H x W x D)

    4.48 x 3.09 x 1.05" (113.7 x 78.5 x 26.6mm), Measured without backplate accessories

  • Weight

    5.8 oz (165g), Measured without backplate accessories

  • UPC Code

    850032705134

About Sound Devices Astral ARX2

If you're seeking an innovative solution for superior audio reception, the Astral ARX2 Dual-Channel True-Diversity Digital Receiver is designed to meet your needs with precision and reliability. Operating within an impressive frequency range of 470 to 1525MHz, this receiver leverages the industry-exclusive SpectraBand technology to effortlessly locate open spectrum spaces. This capability is particularly advantageous in environments congested with UHF TV band signals, ensuring uninterrupted audio clarity.

The Astral ARX2 stands out as a two-channel true diversity receiver, engineered for consistent and dependable performance. Its advanced low-loss, brick-wall Surface Acoustic Wave (SAW) filters are meticulously crafted to deliver exceptional results in challenging RF environments. These filters ensure clear, interference-free audio by effectively eliminating out-of-band interference, allowing you to achieve optimal audio reception without the need for external filters or additional cabling.

One of the standout features of the Astral ARX2 is its AutoAssign function, which simplifies the frequency selection process. By scanning the entire tuning band and automatically selecting available frequencies, this feature is ideal for fast-paced shoots where time is critical. This automated frequency selection ensures that you can focus on capturing high-quality audio without the hassle of manual adjustments.

With the Astral ARX2 Dual-Channel True-Diversity Digital Receiver, you benefit from enhanced RF performance, even when operating in close proximity to IFB or camera hop transmitters. This receiver's unique combination of a wide tuning range, superior filtering, and automated frequency selection makes it an exceptional choice for professionals who demand reliable, high-quality audio reception in any setting.

Sound Devices Astral ARX2 Features

  • SpectraBand Technology: compatible with the Astral Mini from 470MHz - 1525MHz and all tuning ranges of the A10-TX
  • Advanced Digital True Diversity topology uses two complete RF receivers for each of the two channels, with four RF receivers in total
  • SuperSlot compatible with the SL-2 and 8-Series mixer-recorders
  • State-of-the-art 100% digital long-range modulation delivers the longest transmission distance of any digital system on the market
  • GainForward Architecture compatible with the Astral Mini. Set the Mini's gain levels via trim control (with an 8-Series & SL-2) or at the Astral ARX2 (for other mixers)
  • Full 10Hz - 20kHz audio bandwidth; 100% digital RF modulation and transmission
  • Excellent immunity from nearby IFB or camera hop transmitters without the need for external filters or extra cabling
  • Maximum connectivity: SuperSlot, XLR, and TA3 adapters, A-RXMON headphone amp, and A-15PIN two-channel AES Sony camera slot adapter
  • Analog line-level or AES digital audio output

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Experience superior sound quality with the Astral ARX2 digital receiver
  • Enjoy low latency w/this wireless receiver,perfect for live sound & broadcast applications
  • Wideband 470-1525MHz tuning offers flexibility; find clear channels easily w/this receiver
  • Rugged & durable design ensures reliable performance, making this RX ideal for field use
  • Simple to use OLED menu and controls allow quick adjustments on this dual-channel receiver
  • Count on the Astral ARX2 for reliable, steady wireless connectivity every time

What's in the box:

  • Sound Devices Astral ARX2 Dual-Channel True-Diversity Digital Receiver (470 to 1525 MHz)
  • Straight Antenna (470 to 548MHz)
  • Right-Angle Antenna (470 to 548MHz)
  • Straight Antenna (548 to 638MHz)
  • Right-Angle Antenna (548 to 638MHz)
  • Straight Uncut Antenna
  • Right-Angle Uncut Antenna
  • 6x Antenna Cap
  • Sound Devices 1 Year Limited Warranty (Extended 1 Year Limited Warranty with Registration)