Specifications - Shure KSM44 User Manual

SPECIFICATIONS

Cartridge Type
Frequency Response
Output Impedance
Attenuation Switch
Low Frequency
Response Switch
Phantom Power
Current Drain
Common Mode
Rejection
Polarity
Dimensions and
Weight
Directional polar
Patterns
Sensitivity
(typical; at 1000 Hz;
1 Pa = 94 dB SPL)
Self-noise
(typical, equivalent SPL;
A-weighted (IEC 651))
Maximum SPL* 2500
load
(Attenuator on)
1000 load
Output Clipping
Level*
2500 load
1000 load
Dynamic Range
2500 load
1000 load
Signal to Noise ratio
*
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.
6
Externally biased condenser
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
5.4 mA typical at 48 Vdc
 50 dB, 20 Hz to 20 kHz
Positive pressure on front 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;
490.5 grams (17.30 oz)
Cardioid
(See Figure 4)
–31 dBV/Pa
7 dB
132 (149) dB
127 (144) dB
7 dBV
1 dBV
125 dB
120 dB
87 dB
20 to 20,000 Hz
(See Figures 3, 5, 7)
150 (actual)
Omnidirectional
(See Figure 6)
–37 dBV/Pa
10 dB
138 (151) dB
132 (145) dB
7 dBV
1 dBV
128 dB
122 dB
84 dB
Bidirectional
(See Figure 8)
–36 dBV/Pa
10 dB
137 (150) dB
131 (144) dB
7 dBV
1 dBV
127 dB
121 dB
84 dB