Home Products Wireless Microphones BLX14R/SM31

BLX14R/SM31
BLX14R/SM31 - Wireless Half-Rack Headset System

Included: BLX4R single channel half-rack wireless receiver with rack mount kit; BLX1 bodypack transmitter; SM31FH Headset Condenser Microphone; PS23 power supply.

Features

BLX1 Bodypack Transmitter:

  • TQG connection for use with Shure lavalier, headset, earset and instrument microphones and guitar cables
  • Toggle on/off switch
  • 26dB adjustable gain control
  • Lightweight, rugged construction

BLX4R Single Channel Half-rack Receiver:

  • One-touch QuickScan frequency selection quickly locates the best open frequency (in case of interference)
  • Up to 12 compatible systems per frequency band (region-dependent)
  • XLR and ¼” output connectors
  • Adjustable audio output level
  • Removable antennas for quick antenna setup
  • LCD Display with detailed RF and audio metering
  • Rack mount kit included

 

Tech Specs

  • Auto Setup Features: Group Scan/ Channel Scan
  • Compatible systems per frequency band: 12
  • Audio Reference Companding: Yes
  • Included Antennas: Detachable ¼ wave antenna
  • Antenna Options: Yes
  • PC Control: No
  • Rack Hardware: Included
  • Case: Molded ABS, steel
  • Transmitter Display: LED
  • Receiver Display: Multi-function Backlit LCD + LEDs
  • Battery, Endurance: 2AA: 14 h
  • Environment: Karaoke, Music Clubs, Corporation, Hotels, House of worship, Small Rental Houses, Schools

 

Further Technical Specs

BLX1 Bodypack Transmitter

  • Audio Input Level :
    • gain    max    -16 dBV maximum
    • gain 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 : 8 up to 14 hours (alkaline)

BLX4R Single Channel Half-Rack Receiver

  • Output Impedance
    • XLR connector: 200 Ω
    • 6.35 mm (1/4") connector: 50Ω
  • Audio Output Level
    • Ref. ±33 kHz deviation with 1 kHz tone
    • XLR connector: –20.5 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 : 50 mm X 198 mm X 163 mm H x W x D
  • Weight without antennas : 998 g (2.2 lb.)
  • Housing : Molded ABS, steel
  • Power Requirements : 12–15 V DC @ 260 mA, supplied by external power supply (tip positive)

 

Related Product