Cartridge Type
•Permanently Biased Condenser

Frequency Response
•20 to 20,000 Hz

Directional Polar Pattern
•Cardioid/Omnidirectional

Output Impedance
•150 ohms (actual)

Attenuation Switch
•0 dB, 15 dB, or 25 dB attenuation

Low Frequency Response Switch
•Flat; -6 db/octave below 115 Hz;
•-18 dB/octave below 80 Hz

Phantom Power
•48 Vdc +/- 4 Vdc (IEC­268­15/DIN 45 596), positive pins 2 and 3

Current Drain
•4.65 mA typical at 48 Vdc

Common Mode Rejection
•>50 dB, 20 Hz to 20 kHz

Polarity
•Positive pressure on diaphragm produces positive voltage on output pin 2 relative to pin 3

Dimensions and Weight
•20 mm (0.8 in.) diameter, 146 mm (5.75 in.) long;
•156 grams (5.5 oz.)

Sensitivity (typical, at 1000 Hz; 1 Pa = 94 dB SPL)
•­-37 dBV/Pa

Self­noise (typical, equivalent SPL; A-weighted, IEC 651)
•14 dB

Maximum SPL
•5000 ohm load (Attenuator on): 145 (160, 170) dB
•2500 ohm load (Attenuator on): 139 (154, 164) dB
•1000 ohm load (Attenuator on): 134 (149, 159) dB

Output Clipping Level*
•5000 ohm load: 15 dBV
•2500 ohm load: 9 dBV
•1000 ohm load: 3 dBV

Dynamic Range
•5000 ohm load: 131 dB
•2500 ohm load: 125 dB
•1000 ohm load: 120 dB

Signal to Noise Ratio**
•80 dB

*20 Hz to 20 kHz; THD < 1%. THD of the microphone preamplifier when applied input signal is equivalent to the cartridge output at specified SPL.
**S/N ratio is difference between 94 dB SPL and equivalent SPL of self-noise A-weighted.