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Astral HH
Astral HH
Astral HH
Astral HH
Astral HH
Astral HH

Astral HH

Brand: SOUND DEVICES

MFR: A20-HH

SKU: SF-2443-UUMX

11,006.63 ﾹ

Astral Wireless Transmitter - Handheld (Only available in black). SpectraBand 470 MHz - 1525 MHz, GainForward, NexLink, A20-Remote. Includes: 1 x CD1, 1 x Astral HH Body Shell, 1 x Astral HH Capsule Collar, 1 x Astral HH Control 0, 1 Astral HH Mic Clip, 1 x Astral HH Pouch, 1 x Astral HH Black Foam, 1 x Astral HH Counterweight-30, 2 x 18650 batteries in a carry case.

Items Included

  • Sound Devices Astral HH Digital Handheld Microphone Transmitter (470 to 1525 MHz)
  • svgCD1 Cardioid Dynamic Mic Capsule
  • svgControl 0 Ring (No Controls)
  • svgAstral HH Counterweight-30
  • svgMic Clip
  • svgThreaded Adapter for Mic Clip
  • svg2 x XL-B18650 Li-Ion Rechargeable Batteries (with Small Soft Case)
  • svgUSB-A to USB-C Charging Cable
  • svgAstral HH Pouch
Not in stock - Order now and we'll deliver when available - Normally ships in 3-4 weeks or less
Quantity

Categories: Wireless Microphone Systems

Key Features:

  •  470–1525 MHz worldwide UHF tuning
  • 100% digital RF modulation, 2–100 mW output
  • RocketAntenna for reliable RF performance
  • Includes calibrated CD1 cardioid dynamic capsule
  • Compatible with Shure & Sennheiser-style capsules
  • NexLink long-range remote control
  • AutoAssign for fast frequency coordination
  • GainForward — adjust gain directly from the console
  • Built-in 32-bit Float recorder
  • 10+ hours battery runtime
  • Sunlight-readable e-Paper display
  • Weather-sealed, rugged professional construction
  • USB-C charging and configuration
  • 📱Bluetooth control via A20-Remote App
  • Customizable body shells and control rings

 


Overview

  • Color: Black
  • Frequency Range: 470–1525 MHz (25 kHz tuning steps, region‑dependent)
  • RF Output Power: Off / 2 / 10 / 20 / 40 / 100 mW
  • Modulation: 100% digital (Standard, Long Range, T&M)
  • Latency: 2 ms (Standard), 3.9 ms (LR), 7 ms (T&M)

  • Antennas: Built‑in RF (470–1525 MHz) + Built‑in NexLink 2.4 GHz

    Audio

  • Frequency Response: 10 Hz–20 kHz (±1 dB)
  • Mic Capsule Input:
    • Compatible with CD1, Shure‑style, Sennheiser‑style capsules
    • Bias: 5V (Shure), 10V (Sennheiser)
  • EIN: −128 dBV (A‑weighted)
  • Dynamic Range: >140 dB
  • Counterweight: Internal, balances heavy capsules

Controls & Interface

  • Display: e‑Paper (sunlight‑visible, retains image without power)
  • Buttons: Power + 3 navigation buttons (inside battery compartment)
  • Control Rings (user‑changeable):
    • Control 0 (included)
    • Control 1 (1 button)
    • Control 3 (3 buttons)
    • Control Switch (slide switch)

Remote Control

  • A20‑Remote App: Android / iOS / iPad (Bluetooth 5.2 LE)
  • Astral Receivers: Via long‑range NexLink

Recording

  • Media: microSD (FAT32 ≤32GB, exFAT ≥64GB)
  • Modes: Record‑Only or RF‑Only (no recording while transmitting)
  • Format: 32‑bit float, 48 kHz mono WAV
    • Broadcast WAV (<4GB)
    • RF64 WAV (>4GB)

Timecode

  • Sync: Wireless via NexLink (from Astral Receiver)
  • Accuracy: 0.2 ppm
  • Hold:
    • 4 hours powered down (battery inserted)
    • 1 hour without battery (supercapacitor)
  • Auto‑Jam: USB‑C or NexLink
  • Frame Rates: 23.98 / 24 / 25 / 29.97 DF / 29.97 ND / 30 DF / 30 ND

USB‑C

  • USB 2.0 mass storage (microSD transfer)
  • Charges XL‑B18650 battery
  • Pairing to Astral receivers

Power

  • Battery: XL‑B18650 Li‑ion (included)
  • Charging:
    • USB‑C built‑in
    • Inductive dock
    • Compatible with standard 18650 chargers
  • Runtime: ~10 hours at 10 mW
  • Remote Power‑Off: Via app or NexLink

Environmental

  • Operating: −10 to 40 °C
  • Storage: −40 to 85 °C
  • Water Resistance: Yes

CD1 Capsule – Short Specs

  • Type: Dynamic, moving‑coil
  • Design: Dual diaphragm, dual voice coil
  • Polar Pattern: Cardioid
  • Frequency Response: 50–15,000 Hz
  • Impedance: 600 Ω
  • Sensitivity: −54 dBV/Pa
  • Max SPL: >140 dB SPL
 

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Items Included

  • Sound Devices Astral HH Digital Handheld Microphone Transmitter (470 to 1525 MHz)
  • svgCD1 Cardioid Dynamic Mic Capsule
  • svgControl 0 Ring (No Controls)
  • svgAstral HH Counterweight-30
  • svgMic Clip
  • svgThreaded Adapter for Mic Clip
  • svg2 x XL-B18650 Li-Ion Rechargeable Batteries (with Small Soft Case)
  • svgUSB-A to USB-C Charging Cable
  • svgAstral HH Pouch

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