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𵨸 SM137
SHURE
÷ 1 us_pro_sm137_ug.pdf
 
 
 
SM137 ٸ, ź ļ Ư ⼺ ũ, ε巯 븦 Ͽ ſ ̾ Ͽ. 15db е ƽ DZ 鿡 ڿ Ҹ ִ.
ǰ Ư¡
-  ε巯 븦 ʹ ̾
-  ̳ ֵ ϱ 15dBе
-  ü ƮӸ ȸ

īƮ Ÿ
̾
 
ļ Ư
20  to 20,000 Hz
 
⼺ ( Polar Pattern)
⼺ (Cardioid)
 
Ǵ
150 ohms
 
ġ
0 / 15 dB attenuation
 
Ŀ
48 Vdc +/- 4 Vdc (IEC¬268¬15/DIN 45 596), positive pins 2 and 3
 
Һ
5.2 mA typical at 48 Vdc
 
(Common Mode Rejection)
>50 dB, 20 Hz to 20 kHz
 
ؼ
Positive pressure on diaphragm produces positive voltage on output pin 2 relative to pin 3
 
ũ
24 mm (0.950 in.)
162 mm (6.375 in.)
195 grams (6.9 oz.)
 
(typical, at 1000 Hz; 1 Pa = 94 dB SPL)
-41 dBV/Pa
 
ü (typical, equivalent SPL; A-weighted (IEC 651))
19 dB
 
ִ @ 1000 Hz
5000 ohms load (Attenuator on): 150 (165 dB)
2500 ohms load (Attenuator on): 144 (159) dB
1000 ohms load (Attenuator on): 139 (154 dB)
 
Ŭ
5000 ohms load: 15 dBV
2500 ohms load: 9 dBV
1000 ohms load: 3 dBV
 
̳ (Attenuator On)
5000 ohms load: 133 (136) dB
2500 ohms load: 128 (130 dB)
1000 ohms load: 122 (125) dB
 
SN
75 dB