The Shure ADX Handheld Transmitter with SM58 Microphone is a premium wireless system designed for professional audio applications, offering unparalleled sound quality and reliability. The ADX transmitter features advanced Axient Digital technology, providing ultra-low latency, impeccable signal stability, and a wide tuning range for flawless performance in challenging RF environments. Its sleek design includes a robust metal housing, an intuitive OLED display for real-time monitoring, and integrated frequency diversity to prevent dropouts. Paired with the iconic SM58 microphone capsule, renowned for its warm, clear vocal reproduction and rugged durability, this system is ideal for live performances, broadcasting, and high-stakes events where pristine audio is paramount.
• Two transmission modes: Standard for optimal coverage and new High Density for maximum system channel count and robust coverage.
• Rugged metal construction in black finish.
• Backlit LCD with easy-to-navigate menu and controls.
• Low-profile, lockable power switch.
• Encryption-enabled, secure transmission.
• AA or SB900A lithium-ion rechargeable batteries for convenient power options.
• External contacts for docked charging.
RF Carrier Frequency Range: 470–616 MHz
Working Range: 330 ft (100 m)
RF Tuning Step Size: 25 kHz, varies by region
Image Rejection: >70 dB, typical
RF Sensitivity: -98 dBm at 0.0001 BER
Latency, Standard Mode: 2.08 ms
Audio Frequency Response: 20 – 20 kHz (+/-1 dB) Note: Dependent on microphone type
Total Harmonic Distortion: <0.01%
System Audio Polarity: Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 6.35 mm (1/4-inch) output
Operating Temperature Range: -18°C (0°F) to 50°C (122°F)
Storage Temperature Range: -29°C (-20°F) to 65°C (149°F)
Shure RF Carrier Band: G57
Latency, High Density Mode: 2.9 ms
Height: 10.1" (256 mm)
Weight: 10.1 lbs (4.6kg), without antennas
Housing: Cast Aluminum
Mic Offset Range: –12 to 21 dB (in 3 dB steps)
Battery Type: Shure SB900A Rechargeable Li-Ion or LR6 AA batteries 1.5 V
Battery Runtime (@ 10 mW using Shure SB900A): >11 hours
Battery Runtime (@ 10 mW using AA Alkaline): 8 hours
Diameter: 2.0" (51 mm)
Audio Input Configuration: Unbalanced
Antenna Type: Integrated Single-Band Helical
Occupied Bandwidth: <200 kHz
Modulation Type: Shure Axient Digital Proprietary
Power: 2 mW, 10 mW, 35 mW
Microphone Capsule: Shure SM58
Type: Dynamic (moving coil)
Frequency Response: 50 to 15,000 Hz
Polar Pattern: Unidirectional (cardioid), rotationally symmetrical about microphone axis, uniform with frequency
Audio Dynamic Range (XLR Analog Output): 120 dB (A-weighted); 117 (unweighted) *System Gain @ +10
Audio Dynamic Range (Dante Digital Output): 130 dB (A-weighted); 126 (unweighted) * System Gain @ +10
(1) Shure ADX2FD wireless transmitter
(1) Shure SM58B wireless microphone capsule
(1) Zipper bag
(1) Euro-Threaded adapter
(1) Swivel adapter, black
(1) Operator's instructions
(1) SB920
