Shure KSM9 Guide De L'utilisateur page 7

Specifications
Cartridge Type
Polar Pattern
Frequency Response
Output Impedance
Sensitivity
open circuit voltage, @ 1 kHz, typical
Maximum SPL
1 kHz at 1% THD
[2]
Signal-to-Noise Ratio
Dynamic Range
@ 1 kHz
Clipping Level
20 Hz to 20 kHz, 1% THD
Self Noise
equivalent SPL, A-weighted, typical
Common Mode Rejection
10 to 100,000 kHz
Connector
Polarity
Power Requirements
Net Weight
1 Pa=94 dB SPL
[1]
THD of microphone preamplifier when applied input signal level is equivalent to car-
[2]
tridge output at specified SPL
S/N ratio is the difference between 94 dB SPL and equivalent SPL of self noise,
[3]
A-weighted
All specifications measured with a 48 Vdc phantom power supply. The microphone
[4]
operates at lower voltages, but with slightly decreased headroom and sensitivity.
Electret Condenser
Cardioid, Supercardioid (selectable)
50 to 20,000 Hz
150 Ω
–51 dBV/Pa
72 dB
[3]
22 dB SPL-A
≥60 dB
Three-pin professional audio (XLR), male,
balanced
Positive pressure on diaphragm produces
positive voltage on pin 2 with respect
to pin 3
11–52 V DC
(IEC-61938)
5.2 mA, maximum
300 g (10.6 oz.)
(2.8 mV)
[1]
2500 Ω load: 152 dB
1000 Ω load: 152 dB
2500 Ω load: 130 dB
1000 Ω load: 130 dB
2500 Ω load: 6.7 dBV
1000 Ω load: 6 dBV
phantom power
[4]
7.5 in.
191 mm
7
1.918 in.
49 mm