4
ECM-55 series
ECM-44 series
ECM-166 series
FEATURES
FEATURES
FEATURES
• Omni-directional, electret condenser
microphone.
• High signal-to-noise ratio and low
inherent-noise characteristics.
• Large microphone head of 10.6 mm
(7/16 inch) diameter offers rich sound
reproduction.
• Successor to the ECM-50 microphone,
the world's first electret condenser
lavalier microphone.
• Omni-directional, electret condenser
microphone.
• Choice of model variations to suit
specific user requirements.
• Cost-effective miniature microphone
provides superb sound quality.
ECM-44B does not support external DC
operation.
• Uni-directional, electret condenser
microphone.
• Resistant to howling by rejecting
indirect sound.
• Reasonably priced lavalier
microphone, ideal for institutional use
and sound-contracting applications
such as presentations, lectures, and
conferences.
B
BC
BMP
BPT
FPT
B
BC
BMP
BPT
FPT
B
BC
BMP
BPT
FPT
Directivity Characteristics
Directivity Characteristics
Frequency Response Characteristics
Frequency Response Characteristics
100Hz
1KHz
3KHz
10KHz
120°
0°
30°
60°
90°
150°
150°
180°
120°
90°
60°
30°
0dB
-5
-10
-15
-20
100Hz
/1KHz
3KHz
10KHz
120°
0°
30°
60°
90°
150°
150°
180°
120°
90°
60°
0dB
-5
-10
-15
-20
0°
90°
180°
50 100 200 500 1k 2k
5k 10k 20k
20
-20
-10
0
+10
+20
Response (dB)
Frequency (Hz)
0°
90°
180°
50 100 200 500 1k 2k
5k 10k 20k
20
-20
-10
+10
+20
Response (dB)
Frequency (Hz)
0
/9X
/9X
Product Description
