For superior sound quality, choose the ECM-678. It delivers superior sensitivity of –28 dB (0 dB = 1 V/Pa) and extremely low inherent noise of less than 16 dB SPL. This microphone balances the need for a compact size with its ability to deliver excellent performance. The result is a highly directional microphone that is only 9.84 inches in length.
Audio Section
Capsule Type
Mono Electret Condenser
Frequency Response
40 Hz to 20 kHz
Directivity
Uni-directional (super-cardioid)
Sensitivity *[1]
–28 dB ±3 dB
Output Impedance *[2]
200Ω±20%, Balanced
Dynamic Range
111 dB or more
Signal-to-Noise Ratio *[3]
78 dB or more
Inherent Noise *[4]
16 dB SPL or less
Induction Noise From External Magnetic Field *[5]
0 dB SPL or less
Wind Noise *[6]
60 dB SPL or less (without screen)
Maximum Input Sound Pressure Level *[7]
127 dB SPL
General Section
Connector
XLR-3-12C (male)
Mic Cable
XLR-3 to XLR-3
480 mm
18.9 inches
480 mm
18.9 inches
Power Requirements
External, DC 48 V +/-4 V
Dimensions *[8]
φ20 x 250 mm
φ13/16 x 9 7/8 inches
φ13/16 x 9 7/8 inches
Mass
Approx. 7 oz
Approx. 200 g
Approx. 200 g
Supplied Accessories
Windscreen (1)
Stand adaptor (2)
Short LR cable (for camcorder use) (1)
Operating instructions (1)
Mic spacer (2)
Mic holder (1)
Carrying case (1)
Stand adaptor (2)
Short LR cable (for camcorder use) (1)
Operating instructions (1)
Mic spacer (2)
Mic holder (1)
Carrying case (1)















