Description
The BLX188/CVL Dual Channel Lavalier Wireless System is part of the BLX wireless systems family. 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.
It includes BLX88 dual-channel receiver, two BLX1 bodypack transmitters, two CVL lavalier microphones, lavalier clip, windscreens, and user guide.
BLX1 Bodypack Transmitter
The durable BLX1 features a lightweight, ergonomic design and adjustable gain control. For use with BLX Wireless Systems. It supports up to 14 hours of continuous use with 2 AA batteries. 300 ft (100 m) transmission radius.
Features
- Quick and easy receiver frequency matching
- TQG connection for use with Shure lavalier, headset, earset and instrument microphones and guitar cables
- Easily accessible On / Off switch
BLX88 Dual Channel Receiver
The durable BLX88 offers simple setup, intuitive controls, and microprocessor-controlled internal antenna diversity. One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference. For use with BLX Wireless Systems.
Features
- XLR and ¼" output connectors
- Microprocessor-controlled internal antenna diversity
- Two-color audio status indicator LED
- -Green: Normal audio levels
- -Red: Excessive audio levels (overload / clipping)
CVL Lavalier Condenser Microphone
For professional presentations requiring a microphone that is heard but not seen, the Centraverse™ CVL Lavalier Condenser Microphone offers a compact clip-on design and simple, no-nonsense setup. The unidirectional cardioid polar pattern rejects unwanted sound for superior audio quality and vocal reproduction. Precision-engineered for years of use with all Shure wireless systems.
Features
- Miniature lavalier microphone with included tie clip offers low visibility and hands-free use
- Permanently charged electret condenser element provides clear vocal reproduction
- Unidirectional cardioid polar pattern rejects unwanted noise for improved sound quality
- Included windscreen reduces plosives, wind, and breath sounds
- Tailored frequency response optimized for speaking and presentations
- TA4F (TQG) connector seamlessly integrates with Shure wireless systems
- Legendary Shure precision engineering for durability and performance
Specifications
Overall System Specifications
- Operating Range: 300 ft (91 m) line of sight
(actual range depends on RF signal absorption, reflection and interference) - Available Frequencies: Between 524 – 865 MHz
(available frequencies depend on applicable regulations in country where system used) - Audio Range: 50 – 15,000 Hz
(dependent on microphone type) - Transmitter RF Output Power: 10 mW, typical (varies by region)
- Audio Output Connector: XLR and 1/4" (6.3 mm) unbalanced
- Maximum Output Level: -27 dBV (XLR, mic level), -13 dBV (1/4")
- Battery Life: Up to 14 hours
- Dynamic Range: 100 dB A-weighted
- System Distortion: 0.5% THD typical
(ref. +/- 38 kHz deviation, 1 kHz tone) - Operating Temperature Range: -18°C (0°F) – +50°C (122°F)
BLX1 Bodypack Transmitter
- Audio Input Level
- Gain max -16 dBV maximum; min (0 dB) +10 dBV maximum
- Gain Adjustment Range 26 dB
- Input Impedance 1 MΩ
- RF Transmitter Output 10 mW, typical (varies by region)
- Dimensions 110 mm x 64 mm x 21 mm (H x W x D)
- Weight 75 g (2.6 oz.), without batteries
- Housing Molded ABS
- Power Requirements 2 LR6 AA batteries, 1.5 V, alkaline
- Battery Life up to 14 hours (alkaline)
BLX88 Dual Channel Receiver
- Output Impedance
- XLR connector 200 Ω
- 6.35 mm (1/4") connector 50 Ω
- Audio Output Level
Ref. ±33 kHz deviation with 1 kHz tone - XLR connector –27 dBV (into 100 kΩ load)
- 6.35 mm (1/4") connector –13 dBV (into 100 kΩ load)
- RF Sensitivity -105 dBm for 12 dB SINAD, typical
- Image Rejection >50 dB, typical
- Dimensions 40 mm X 388 mm X 116 mm (H x W x D)
- Weight 429 g (15.1 oz.)
- Housing Molded ABS
- Power Requirements 12–15 V DC @ 160 mA (BLX88, 320 mA), supplied by external power supply (tip positive)
CVL Lavalier Microphone
- Type Electret Condenser
- Frequency Response 50 to 20,000 Hz
- Polar Pattern Unidirectional (Cardioid)
- Output Impedance @ 1 kHz, typical 600 Ω
- Audio Output Level -43.5 dBV/Pa
- Signal-To-Noise Ratio @ 1 kHz 72 dB
- Maximum SPL 1000 Ω load, @ 3% THD 139.0 dB
- Dynamic Range @ 1 kHz, 1000 Ω load 117.0 dB
- Equivalent Output Noise Typical, A-Weighted 22 dB
- Power Requirements +5 V DC (nominal), 10 V maximum (DC bias)
- Polarity Positive pressure on diaphragm produces positive voltage on pin 3 with respect to pin 1
- Cable 1.3 m (50 in.)
- Connector TA4F
- Net Weight 25 g (0.88 oz.)
