KSM9 Specification
| Cartridge Type | Condenser (Electret Biased) |
| Frequency Response | 50 to 20,000 Hz |
| Output Impedance | 150 ohms (actual) |
| Phantom Power | 48 Vdc ± 4 Vdc (IEC-268-15/DIN 45 596), positive pins 2 and 3 |
| Current Drain | 5.2 mA typical at 48 Vdc |
| Common Mode Rejection | >60 dB, 50 Hz to 20 kHz |
| Polarity | Positive pressure on front diaphragm produces positive voltage on output pin 2 relative to pin 3 |
| Polar Patterns | Cardioid, Supercardioid |
| Sensitivity
(typical; at 1000 Hz; 1 Pa = 94 dB SPL) |
-51 dBV/Pa |
| Self-noise
(typical, equivalent SPL; A-weighted, IEC 651) |
22 dB |
| Maximum SPL @ 1000 Hz
2500 ohms load 1000 ohms load |
152 dB
152 dB |
| Output Clipping Level*
2500 ohms load 1000 ohms load |
6.7 dBV
6.0 dBV |
| Dynamic Range
2500 ohms load 1000 ohms load |
48 Vdc phantom, 5.6 mA
130 dB 130 dB |
| Signal to Noise ratio | 72 dB |
| Dimensions and Weight | 49 mm (1 15/16 in.) maximum body diameter, 191 mm
(7.5 in.) long; 300 grams (10.6 oz). |
