Astatic 900W دليل المستخدم

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900 / 900W
ELECTRET CONDENSER CARDIOID
Industrial Audio Products
MINI-GOOSENECK CHOIR MICROPHONE
Description
The ASTATIC 900 is a superior low noise, electret condenser cardioid
choir microphones.
The 900 microphone has a wide, flat frequency response which provides
unsurpassed, natural, transparent sound quality. It's cardioid pickup pattern
minimizes annoying feedback when used close to sound reinforcement
speakers and monitors, while reducing the pickup of unwanted off axis
sounds.
The 900's

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SPECIFICATIONS FOR 900 / 900W Specifications Generating Element: Electret Condenser (Phantom Powered) Polar Pattern: Unidirectional (Cardioid) Frequency Response: 40 Hz - 20 kHz Output Level: Open Circuit Voltage: -50 dB (0 dB = 1 volt per microbar) Impedance: @ 1 kHz Low (500 ohms nominal) Dynamic Range: 100 dB Equivalent Noise Level: Less than 30 dB, A weighted Maximum SPL: 130 dB (1% THD, open circuit) Powering: Supply Voltage: 9 - 52 Vdc, positive pins 2 & 3 reverse polarity protected Curren