SHURE BLX14R/SM31

Hệ thống không dây thể thao với micro headset SM31FH
Hãng sản xuất: Shure
Mã sản phẩm: BLX14RA/SM31
Micro cardiod condenser SM31FH với truyền dẫn analog, được thiết kế để sử dụng trong hướng dẫn thể dục, có kết cấu chống ẩm giúp mic hoạt động tốt trong cả môi trường ẩm ướt, giảm hư hỏng do ăn mòn.
1 sản phẩm có sẵn
System
  • Working Range: 91 m (300 ft) 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)
  • Polarity: Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low-impedance output) and the tip of the high impedance 1/4-inch output.

BLX1
  • Audio Input Level: 
- max: -16 dBVmaximum
- min (0 dB): +10 dBVmaximum
  • Gain Adjustment Range: 26 dB
  • Input Impedance: 1 MΩ
  • RF Transmitter Output: 10 mW, typical
  • Dimensions: 4.33 in. X 2.52 in. X 0.83 in. (110 mm X 64 mm X 21 mm) H x W x D
  • Weight: 2.6  oz. (75 g), without batteries
  • Housing: Molded ABS
  • Power Requirements: 2 LR6 AA batteries, 1.5 V, alkaline
  • Battery Life: up to 14  hours (alkaline)
BLX4R
  • 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  –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: 1.65 in. X 7.80 in.X 6.42 in. (42 mm X 198 mm X 163 mm) H x W x D
  • Weight (without antennas): 2.2 lbs (998 g)
  • Housing: Molded ABS, steel
  • Power Requirements: 12–15 V DC @ 260 mA, supplied by external power supply (tip positive)

Hướng dẫn sử dụng và Thông số kỹ thuật

Brochure

BLX Brochure en (en)