C3 Series Cardioid Condenser MicrophonesCardioid Condenser Microphones designed for use in conference halls, places of worship, broadcasting and paging systems. The Halo versions have been designed for use in conference and other situations where speaker identification is required Response optimised for consistent sound quality Unobtrusive slimline design Superior grade components Choice of XLR or open ended base mounting High bright LED's Engineered in high quality brass Finished in satin black Fully flexible or semi rigid gooseneck shaft Choice of shaft length C301/C301E fitted with knuckle joint giving both horizontal rotation and vertical angle adjustment SPECIFICATIONS Type: Condenser (back electret) Polar Pattern: Cardioid Frequency Response: 50 Hz - 18 KHz Sensitivity: -47dB +/- 3dB at 1 KHz (0dB = 1 V/Pa) Impedance: 'E' Type 200 Ohms Open Ended Type 1.8 K Ohms S/N Ratio: 64dB (A) Maximum SPL: 125dB 1% THD Power Requirements: 'E' Type 9 - 48 volts phantom power Open Ended Type 1.5 - 9 V max. through series resistor Optimum Operating Voltage: Open Ended Type 6 Volts Switchable Bass Filter: 'E' Type -4dB per octave at 400 Hz to -6dB per octave at 100 Hz Switchable Pad: 'E' Type -10dB Cable: Open Ended Type 3 ft (1 metre) Termination: 'E' Type Male 3 Pin XLR 'E' Type Halo Male 5 Pin XLR Open Ended Type M10 x 1 Thread with shakeproof washer and nut HALO High Bright LEDs Operating Voltage 3.6 Volts Operating Current 30 mA max. Finish: Satin Black Optional Finish & Colours (PDF file - 657Kb requires Adobe Accessories: W2 Foam windshield included