Shure KSM32 Guide De L'utilisateur page 7

SPECIFICATIONS
Cartridge Type
Frequency Response
Directional Polar Pattern
Output Impedance
Attenuation Switch
Low Frequency response switch
Phantom Power
Current Drain
Common Mode Rejection
Polarity
Dimensions and Weight
Sensitivity (typical, at 1000 Hz;
1 Pa = 94 dB SPL)
Self-noise (typical, equivalent SPL;
A-weighted, IEC 651)
Maximum SPL at 1000 Hz
2500 Ω load (Attenuator on)
1000 Ω load (Attenuator on)
Output Clipping Level*
2500 Ω load
1000 Ω load
Dynamic Range
2500 Ω load
1000 Ω load
Signal to Noise ratio**
Total Harmonic Distortion (THD),
2500 Ω load
*
20 Hz to 20 kHz; THD < 1%. THD of microphone preamplifier when applied input signal is equivalent to cartridge output at specified SPL.
**S/N ratio is difference between 94 dB SPL and equivalent SPL of self-noise, A-weighted.
Permanently-biased Condenser
20 to 20,000 Hz (see Figure 4)
Cardioid (see Figure 5)
150 Ω (actual)
0 or -15 dB attenuation
flat; -6 db/octave below 115 Hz;
-18 dB/octave below 80 Hz
48 Vdc ±4 Vdc (IEC-268-15/DIN 45 596),
positive pins 2 and 3
4.65 mA typical at 48 Vdc
≥ 50 dB, 20 Hz to 20 kHz
Positive pressure on diaphragm produces positive
voltage on output pin 2 relative to pin 3
55.9 mm (2.20 in.) maximum body diameter,
187 mm (7.37 in.) long (see Figure 6)
490 grams (17.3 oz.)
-36 dBV/Pa (16 mV)
139 (154) dB
133 (148) dB
<0.08% for a 120 dB equivalent SPL input.
6
13 dB
+9 dBV
+3 dBV
126 dB
119 dB
81 dB