The Shure ADX Frequency Diversity Handheld Transmitter with Beta 87A Microphone is a high-end wireless microphone solution designed for professional audio applications. It features advanced frequency diversity technology that seamlessly switches between two independent RF signals to eliminate dropouts, ensuring uninterrupted performance even in challenging environments. The Beta 87A microphone capsule provides a warm, natural sound with exceptional clarity and detail, making it ideal for live vocals. The transmitter is housed in a robust yet lightweight aluminum chassis and includes a built-in rechargeable lithium-ion battery, offering up to nine hours of continuous use. With integrated ShowLink® remote control and real-time parameter adjustments, this transmitter is engineered for demanding audio professionals who require reliability, flexibility, and pristine audio quality.
• 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® 87A Supercardioid Dynamic Vocal Wireless Microphone Capsule
(1) Shure ADX Frequency Diversity Handheld Transmitter with Beta 87A Microphone Capsule
(1) Operator's instructions
