Shure BLX24R/SM58 Handheld Wireless System
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Shure BLX24R/SM58 Handheld Wireless System
Description
Shure BLX24R/SM58 Handheld Wireless System
The Shure BLX Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.
Rack-mountable and featuring rugged metal construction, the BLX4R offers simple setup and intuitive controls. One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference. Removable antennas allow for quick antenna distribution.
Featuring an integrated SM58 microphone cartridge, the BLX2/SM58 Handheld Wireless Microphone Transmitter delivers wireless audio with professional clarity and reliability. It has-10 dB gain attenuation and offers up to 14 hours of continuous battery life.
Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.
Features
BLX24R/SM58 Handheld Wireless System:
- One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference
- Up to 14 hours of continuous use from 2 AA batteries (included)
- Up to 300 ft (91 m) operating range for total wireless freedom
- XLR and 1/4" output connectors
- Rugged and reliable Shure construction
- Legendary Shure microphones options featuring integrated microphone capsule design
BLX4R 1/2 Rack Mount Receiver:
- XLR and 1/4" output connectors
- Microprocessor-controlled internal antenna diversity
- Two-color audio status indicator LED
- Adjustable output level
- LCD display with detailed RF and audio metering
BLX2/SM58 Handheld Transmitter:
- Integrated microphone capsule design, featuring SM58
- Lightweight, rugged construction
- -10 dB gain attenuation
- Frequency response tailored for vocals, with brightened midrange and bass rolloff
- Uniform cardioid pickup pattern isolates the main sound source and minimizes background noise
- Pneumatic shock-mount system cuts down handling noise
- Effective, built-in spherical wind and pop filter
- Supplied with break-resistant stand adapter which rotates 180 degrees
- Color ID caps (available separately)
- Legendary Shure quality, ruggedness and reliability
Specifications
| System | |
|---|---|
| Working Range | 300 ft (91 m) Line of Sight |
| Audio Frequency Response | 50 to 15,000 Hz |
| Total Harmonic Distortion Ref. ±33 kHz deviation with 1 kHz tone | 0.5%, typical |
| Dynamic Range | 100 dB, A-weighted, typical |
| Operating Temperature | -18°C (0°F) to 57°C (135°F) |
| BLX4R Rack Mount Receiver | |
| Output Impedance | XLR connector: 200Ω; 1/4” (6.35 mm) connector: 50 Ω |
| Audio Output LevelRef. ±33 kHz deviation with 1 kHz tone | XLR connector: –20.5 dBV (100 kΩ load); 1/4” (6.35 mm) connector: –13 dBV (100 kΩ load) |
| Image Rejection; RF Sensitivity | >50 dB, typical; -105 dBm for 12 dB SINAD, typical |
| Housing | Molded ABS, steel |
| Power Requirements | 12–15 V DC @ 260 mA, supplied by external power supply (tip positive) |
| Dimensions (H x W x D) | 1.97" (50 mm) x 7.80" (198 mm) x 6.42" D (163 mm)) |
| Weight (without antennas) | 2.2 lbs (998 g) |
| BLX2 Handheld Transmitter | |
| Audio Input Level | Gain:- 0dB: -20 dBV maximum -10dB: -10 dBV maximum |
| Gain Adjustment Range | 10 dB |
| RF Transmitter Output | 10 mW, typical |
| Housing | Molded ABS |
| Power Requirements | 2 LR6 AA batteries, 1.5 V, alkaline |
| Battery Life | Up to 14 hours (alkaline) |
| Dimensions (H x Diameter) | 8.875" (224 mm) x 2.125" (53 mm) |
| Weight (without batteries) | 0.48 lbs (218 g) |
| SM58 Vocal Microphone | |
| Type | Dynamic (moving coil) |
| Frequency Response | 50–15,000 Hz |
| Polar Pattern | Cardioid |
| Output Impedance | EIA rated at 150Ω (300Ω actual) |
| Sensitivity (at 1 kHz, open circuit voltage) | –54.5 dBV/Pa (1.85 mV) |
| Polarity | Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3 |
| Connector | Three-pin professional audio (XLR), male |
| Case | Dark gray, enamel-painted, die cast metal; matte-finished, silver colored,spherical steel mesh grille |
| Weight | 0.66 lbs (298 g) |
DOCUMENTS
In The Box
- (1) BLX2/SM58 Handheld Transmitter
- (1) BLX4R Rack Mount Receiver
- (1) Single and Dual Rackmount Kit
- (1) Microphone Clip
- (2) 1/4 Wave Antennas
- (1) Zipper Bag
- (1) Power Supply
- (2) AA Batteries