Sound Devices / Professional Audio
Astral HH
SKU: ARM-RF-SD-ASTRAL-HH
The Sound Devices Astral HH is a digital handheld wireless transmitter for vocals, presentation and live production. Its interchangeable capsule collar and control rings allow the microphone to be configured for different performers and workflows.
Key features
- SpectraBand tuning from 470–1525 MHz, with frequencies dependent on region.
- NexLink remote control and GainForward architecture.
- Reversible collar for compatible Shure- and Sennheiser-threaded capsules.
- USB-C battery charging and an ePaper display.
- Internal recording; recording and RF transmission cannot operate simultaneously.
Standard GT package
Includes the transmitter, CD1 capsule, body shell, capsule collar, Control 0 ring, microphone clip, pouch, three-pack of black foam, 30 g counterweight and two 18650 batteries in a carry case.
Finish and control options
Gallery examples may show optional finishes, capsules or controls. Contact ARM to confirm the exact configuration before ordering. Additional control rings and customisation are quoted separately.
RRP $5,550.00 AUD
Price $5,550.00 AUD
Save $0.00 AUD
Including GSTinc.
In stock
Available from ARM stock.
Contact ARM to confirm stock availability and your required configuration.
TECHNICAL DETAILS
Specifications
The details you need to plan your system. Expand a section to explore.
System overview
| Specification | Details |
|---|---|
| Tuning range | 470–1525 MHz; 25 kHz steps, region dependent |
| RF output options | Off, 2, 10, 20, 40 or 100 mW; maximum depends on local regulations |
| Audio bandwidth | 10 Hz–20 kHz, ±1 dB |
| Capsule connection | Reversible collar for CD1, Shure-thread or Sennheiser-thread capsules |
| Antenna | Built-in RocketAntenna and 2.4 GHz NexLink antenna |
| Recording | 32-bit float, 48 kHz mono WAV / RF64 |
| Storage | microSD card |
| Timecode accuracy | 0.2 ppm; NexLink or USB-C jam sync |
| Battery | Sound Devices XL-B18650 rechargeable lithium-ion |
| Runtime | More than 10 hours at 10 mW; operating conditions affect runtime |
| Charging | USB-C onboard charging |
| Control | Astral Remote, NexLink and interchangeable control rings |
| Dimensions (H × W × D) | 180 × 37 × 37 mm |
| Weight | 180 g without battery or counterweight |
| Construction | Magnesium, stainless steel and polycarbonate; water resistant |
| Operating temperature | −10°C to +40°C |
RF & Audio
| Specification | Details |
|---|---|
| Frequency Range | 470 to 1525 MHz; Transmitter tunable in 25 kHz steps; Available frequencies dependent on region |
| RF Output Power | Off , 2mW, 10mW, 20mW, 40mW, 100mW; (Maximum Rf power is dependent on local regulations) |
| Antennas / RF | 470-1525 MHz: Built-in |
| Antennas / NexLink 2.4 GHz | Built-in |
| Audio Frequency Response | 10 Hz – 20 kHz, +/- 1 dB re 1 kHz |
| Audio Input (Mic Capsule) | Compatible with Sound Devices CD1 capsule and capsules that use Shure and Sennheiser threads |
| Audio Input (Mic Capsule) / Bias power with Shure-style | 5V |
| Audio Input (Mic Capsule) / Bias power with Sennheiser-style | 10V |
| Audio Input (Mic Capsule) / EIN | -128 dBV (A-weighting) |
| Audio Input (Mic Capsule) / Dynamic range | >140 dB |
| Powering | Sound Devices XL-B18650 Li-Ion battery |
Power
| Specification | Details |
|---|---|
| Battery Runtime | 10+ hours at 10 mW RF output power; Power off unit remotely via NexLink or Astral-Remote to extend battery life |
| Battery Charging | Built-in battery charging via USB-C; Inductive charger dock for Astral HH (coming soon); Battery can be removed and charged in any standard 18650 charger |
| USB / Mass Storage (USB-C) | USB 2.0 high speed for file transfer of internal microSD card recordings |
| USB | Charges XL-B18650 Li-ion battery inserted in Astral HH; Pairing to Astral ARX32, Astral ARX16, and Astral ARX8 |
Operational
| Specification | Details |
|---|---|
| Interchangeable Control Rings | Control 0, supplied with Astral HH, no buttons; Control 1, optional, one push button; Control 3, optional, three push buttons; Control Switch, optional, one slide switch |
| Menu and Controls | E-Paper screen visible in direct sunlight; E-Paper screen displays image without battery power; Power and navigation buttons protected inside battery compartment |
| Remote Control | Astral-Remote Android, iOS, and iPad app via Bluetooth 5.2 LE; Astral ARX32, Astral ARX16, and Astral ARX8 receivers via super-long-range NexLink |
Internal Recording
| Specification | Details |
|---|---|
| Recording Media | Micro SD Card |
| Recording Media / Media format | ExFAT for Micro SD cards 64GB or more, FAT32 for Micro SD cards 32GB or less |
| Recording File Format | 32 Bit Float, 48 kHz, Monophonic wav; Broadcast WAV (<4 GB), RF64 WAV (>4 GB) |
| Timecode | Sync wirelessly over NexLink (from Astral ARX32, Astral ARX16, and Astral ARX8); 0.2 ppm accuracy; Holds accurate clock for four hours while powered down with batteries inserted, holds for one hour without batteries via internal supercapacitor; Auto Jams timecode via USB-C connector or wirelessly via NexLink |
| Timecode Frame Rates | 23.98, 24, 25, 29.97 DF, 29.97 ND, 30 DF, 30 ND; Frame rates are auto-detected from incoming source |
Physical
| Specification | Details |
|---|---|
| Dimensions (H x W x D) | 7.1 in x 1.5 in x 1.5 in; 18.0 cm x 3.7 cm x 3.7 cm |
| Environmental / Operating | -10° C to 40° C |
| Environmental / Storage | -40° C to 85° C |
| Environmental | Water resistant |
| Weight | 0.4 lbs / 0.18 kg (no battery or optional counterweight); 0.5 lbs / 0.23 kg (with battery); 0.6 lbs / 0.26 kg (with battery and optional counterweight) |
| Counterweight | Astral-HH Counterweight-30 (internal) to balance heavy mic capsules |
Astral HH cannot transmit RF audio and record internally at the same time. Frequencies and maximum RF power depend on the country of operation. Optional control rings and capsules are separate unless specified in the package.
Technical specifications from Sound Devices product information and user guides, organised for ARM. Features may depend on installed firmware and optional licences.