SHURE BETA 87A MICROFONO IPERCARDIOIDE

MICROFONO A CONDENSATOREIl microfono a condensatore Beta87A permette di utilizzare sul palcoscenico una qualità tipica di uno studio di registrazione. Risposta in frequenza lineare peremette una ripresa delle voci precisa, dettagliata e caldaCaratteristiche# Modello di ripresa polare supercardioide a tutte le frequenze# Shock mount pneumatico# Risposta in frequenza: 50 – 18.000 Hz.Specifiche Tecniche# Output Impedance: Rated at 150 ohms (100 ohms actual ±20%) Recommended minimum load impedance: 800 ohms# Sensitivity (at 1,000 Hz): Open Circuit Voltage –52.5 dBV/Pa (2 mV) (1 Pa = 94 dB SPL)# Clipping Level (at 1,000 Hz): 1000 ohm Load –6 dBV (0.5 V)# Maximum SPL (at 1,000 Hz): 140.5 dB (0.25% THD, 1000 ohm load)# Self-Noise: (equivalent sound pressure level' measured with true rms voltmeter) 23.5 dB typical, A-weighted 25.5 dB typical, weighted per DIN 45 405# Dynamic Range: 117 dB (maximum SPL to A-weighted noise level)# Signal-to-Noise Ratio: 70.5 dB at 94 dB SPL (IEC 651)*# Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 relative to pin 3# Power: Phantom Supply Requirement 11 to 52 Vdc, positive, at both pins 2 and 3, Current Drain 1.0 to 1.2 mA# Connector: Three–pin (XLR) professional audio# Case: Aluminum construction with blue metallic finish, and hardened steel grille with nickel satin chrome plating# Net Weight: 207 grams