SHURE BLX14R/SM31

Name: SHURE BLX14R/SM31 - Hệ thống không dây thể thao với micro headset SM31FH
Brand: Shure
Availability: InStock

Hệ thống không dây thể thao với micro headset SM31FH

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.

Hãng sản xuất: Shure

Mã sản phẩm:BLX14RA/SM31

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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)