Bộ phát cầm tay Shure ULXD2/B87A

Mic Offset Range 0 to 21 dB (in 3 dB Steps)

Frequency Band L50: 632 to 696 MHz

Audio Input Configuration: Unbalanced

Maximum Input Level 1 kHz @ 1% THD

RF Output Antenna Type: Integrated Single-Band Helical 

Occupied Bandwidth: < 200 kHz 

Modulation Type: Shure Proprietary Digital 

Power: 1 mW, 10 mW, 20 mW (Varies by Region)

Battery Type 2x LR6 AA Batteries 1.5 V 

Shure SB900 Rechargeable Li-Ion

Battery Life Shure SB900: > 11 Hours @ 10 mW 

Alkaline Batteries: > 11 Hours @ 10 mW

Housing Machined Aluminum

Dimensions (Ø x L) 2 x 10.1" (51 x 256 mm)

Weight 12 oz (340 g)

Microphone

Type Electret Condenser

Frequency Response 50 Hz to 16 kHz

Polar Pattern Cardioid

Sensitivity -51 dBV/Pa (2 mV), 1 Pascal=94 dB SPL @ 1kHz, @ 1 kHz, open circuit voltage

Maximum SPL 139 dB @ 1 kHz @ 1% TH1D, 1 kΩ load

Signal to Noise Ratio 70.5 dB referenced @ 94 dB SPL @ 1 kHz (S/N ratio is difference between 94 dB SPL and equivalent SPL of self noise, A-weighted)

Dynamic Range 117 dB @ 1 kHz @ 1 kΩ load

Clipping Level -6 dBV (0.5 V), @ 1 kHz @ 0.25% THD, 1 kΩ load

Self Noise 22 dB (typical, equivalent SPL; A-weighted)

Packaging Info

Package Weight 1.45 lb

Box Dimensions (LxWxH) 12.6 x 4.9 x 3.4"

Thông Tin Kỹ Thuật