ไมโครโฟนแบบก้านยาว ยี่ห้อ Shure รุ่น CVG12S-B/C-X

Professional gooseneck electret condenser microphone for use in general installed sound reinforcement applications. Designed with dual gooseneck sections for full articulation, the CVG12 and CVG18 provide scalable, best-in-class performance in a wide variety of locations, including podiums and desktops.

FEATURES

• Cardioid polar pattern with tailored response for speech
• Dual-section gooseneck enables ease of positioning and placement options
• Available in 12″ (30.4 cm) and 18″ (45.7 cm) gooseneck lengths
• Black color
• Included Flange Mount and available snap-fit windscreens (ACVG4WS-B – 4 pack)
• Available in three configurations*

– With Inline Preamp (CVG12 / CVG18)

– With Mute switch/LED, Inline Preamp (CVG12S / CVG18S) 

– With Light-ring, Mute Switch, Inline Preamp (CVG12RS / CVG18RS)

• Commshield® interference immunity -Guards against unwanted RF Interference from portable wireless devices (smartphones, etc.) -gh resistance to intense nearby radio signals
• Superior Shure design and rugged, dependable construction

SPECIFICATION

• Cartridge Type  :   Electret Condenser
• Frequency Response  :  70–16000 Hz
• Polar Pattern  :   Cardioid
• Output Impedance  :  180 Ω
• Sensitivity (at 1 kHz , open circuit voltage)  :  –33 dBV/Pa[1] (22 mV)
• Maximum SPL (1 kHz at 1% THD)  : 120 dB SPL
• Signal to Noise Ratio (referenced at 94 dB SPL)  : 67 dB
• Dynamic Range  :   93 dB
• Self Noise (equivalent SPL, A-weighted, typical)  : 27 dB SPL
• Common Mode Rejection (10 Hz to 100 kHz)  : >45 dB
• Preamplifier Output Clipping Level (1% THD) :  −7 dBV
• Polarity  :   Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
• Power Requirements  :  11–52 V DC[4], 2.0 mA
• Environmental Requirements  :   Operating Temperature Range: -18° C to 57° C (0° F to 135° F) Relative Humidity: 0 to 95%