The Shure ADX Frequency Diversity Handheld Transmitter with Beta 87C Microphone is a premium wireless microphone system designed for professional audio applications where reliability and sound quality are paramount. This transmitter utilizes Shure’s cutting-edge Axient Digital technology, offering true diversity reception, which provides a rock-solid wireless signal by seamlessly switching between two independent RF signals to avoid dropouts. The Beta 87C condenser microphone capsule delivers studio-grade sound with a smooth, tailored frequency response ideal for vocals, providing a warm and rich tone with exceptional clarity and detail. The transmitter features a sleek, lightweight design with a durable metal construction, offering up to 10 hours of continuous operation with the rechargeable lithium-ion battery. It also includes advanced features such as encryption, interference detection, and ShowLink remote control, ensuring secure and uninterrupted performance in the most demanding environments.
• Abillity to transmit RF signal on two discrete carriers
• Optional 50 mW High Power mode for driving increased power on a single frequency
• Durable, moisture-resistant, lightweight metal case
• Available in black or nickel finish
• Up to 6.5 hours of runtime with SB920A rechargeable batteries when transmitting on two RF carriers, Up to 9 hours of battery life when transmitting on a single RF carrier
• External contacts for docked charging with optional fully-covered radome
• Diversity ShowLink® enabled for remote transmitter control and automatic interference avoidance
• Two transmission modes Standard for optimal coverage and New High Density for maximum system channel count and robust coverage
• Encryption-enabled, secure transmission
Gain Offset Range: –12 to 21 dB (in 3 dB steps)
Battery Type: SB920A Rechargeable Lithium-Ion
Battery Run Time @10 mW: Single-Carrier Mode: up to 9 hours and Frequency Diversity: up to 6.5 hours
Dimensions (L × Dia.): 10.0 × 2.0 in (254 × 51 mm)
Weight: 11.9 oz (338 g) without battery
Housing: Cast Aluminum
Configuration: Unbalanced
Maximum Input Level 1 kHz at 1% THD: 145 dB SPL, typical (SM58) Note: dependent on microphone type
Antenna Type: Integrated Dual-Band Helical
Occupied Bandwidth: <200 kHz
Channel-to-Channel Spacing: Standard Mode: 350 kHz and High-Density Mode: 125 kHz
Modulation Type: Shure Axient Digital Propietary
Power: Single Carrier Mode: 2 mW, 10 mW, 20 mW, 50 mW, Frequency Diversity Mode: 2 × 20 mW, Varies by region. See Frequency Range and Output Power Table.
Specific Absorption Rate (SAR): <0.21 W/kg
Network Type: IEEE 802.15.4
Antenna Type: ZigBee Dual Conformal
Frequency Range: 2.40 to 2.4835 GHz (24 Channels)
RF Output Power Varies By Region: 10 dBm (ERP)
Capsule: Beta® 87C Supercardioid Dynamic Vocal Wireless Microphone Capsule
(1) Shure ADX Frequency Diversity Handheld Transmitter with Beta 87C Microphone Capsule
(1) Operator's instructions
