Product Description
Shure AD3 Axient Digital Wireless Plug-On Microphone Transmitter
Key Features
- For Axient Digital Receivers
- Use with Any Handheld or Shotgun Mic
- XLR Connector with 48V Phantom
- Automatic Gain Adjustment
- 2/10/35mW RF Output Power
- Backlit LCD
- Secure AES-256 Encryption
- Networked Intelligent Charging
- 8 Hours with SB900A Rechargeable Battery
Overview
The Shure AD3 is a digital handheld wireless plug-on microphone transmitter compatible with Axient Digital series receivers. The AD3 features a secure XLR connector and supplies 48 V phantom power, allowing you to use any handheld or shotgun XLR microphone with the Axient digital wireless system.
The transmitter operates in a single 146 MHz ultrawide UHF bandwidth with selectable 2/10/35mW RF output power and a transmission range up to 330'. It provides up to 8 hours of operation on two AA batteries or an SB900A lithium-ion rechargeable battery (available separately).
With a durable, moisture-resistant, lightweight aluminum housing, the AD3 transmitter delivers pristine audio quality and RF performance, AES 256-bit encryption for secure transmission, and advanced rechargeability options, making it ideal for high-profile, sound-reinforcement applications.
Use Any XLR Mic with Axient Digital Wireless
- With its ability to supply 48 V phantom power a custom, fast, and secure XLR connector design, the AD3 is ready to accommodate any handheld or shotgun XLR microphone.
- The unit offers a PAD and can accommodate line level inputs from a variety of sources.
User-Friendly Features in a Rugged Housing
- The unit quickly syncs with a wireless receiver via infrared at the touch of a button.
- Automatic Gain adjusts the mic input level for you.
- The power button conveniently doubles as mute switch, while preserving RF lock.
- Frequency and power lockout functions prevent accidental or unauthorized changes during events.
- A backlit LCD with easy-to-navigate menu and controls let you quickly access frequency, group, and channel settings, along with lock status, RF output, and remaining battery life.
- Offset function lets you balance mic levels when assigning multiple transmitters to a single receiver slot. Adjustment range: -12 to +21 dB.
- 2/10/35mW selectable RF output power allows you to increase either the transmitter's range or the number of mics operating simultaneously.
- Two transmission modes: Standard for optimal coverage and High-Density for maximum system channel count and robust coverage.
Convenient Power Management Options
- Optional SB900A rechargeable battery offers intelligent power management with precision metering in hours and minutes and zero memory effect.
- External charging contacts allow for docked battery charging.
- SBC220 two-bay and SBC840 eight-bay networked chargers (both available separately) allow for remote power monitoring via Shure’s Wireless Workbench software.
Specifications
| Wireless Technology | Digital UHF |
| RF Frequency Band | 417 to 616 MHz |
| RF Bandwidth | 166 MHz |
| Frequency Step Size | 25 kHz |
| RF Channel Scanning | Auto-Scan |
| Max Operating Range | 328.1' / 100 m (Line of Sight) |
| Latency | 2 to 2.9 ms (Selectable) |
| Encryption | AES 256 |
| Modulation | Proprietary |
Transmitter
| Transmitter Type | Plug-On |
| RF Output Power | 2 / 10 / 35 mW |
| Audio I/O | 1 x XLR 3-Pin Female Balanced Input (Lockable) |
| Phantom Power | +48 V |
| Pad | None |
| Auto-Level Control | Yes |
| Gain Range | -12 to +21 dB (3 dB Steps) |
| Signal Processing | None |
| Frequency Response | 20 Hz to 20 kHz |
| Sync Method | IR |
| Antenna | 1 x Internal Single-Band Helical (Handheld) |
| Power Requirements | Battery |
| Battery Type | 2 x AA (Included) 1 x Shure SB900A (Not Included, Replaceable) |
| Approx. Battery Life | Med.: 8 Hours (Alkaline) Med.: 8 Hours (Lithium Shure SB900A) |
| USB/Lightning I/O | 1 x USB-C (Charging) |
| Display & Indicators | 1 x LCD (Battery Status, Channel, Group, Signal Strength) |
| Housing | Aluminum |
| Operating Temperature | 0 to 122°F / -17 to 50°C |
| Storage Temperature | -20 to 165°F / -28 to 73°C |
