Omni-Directional Lavalier Microphone
The ECM-44 is an affordable alternative to the traditional hand held microphone and being ‘hands free’ it allows the presenter to concentrate on her/his performance
The ECM-4 is available with three different types of termination.
ECM-44B comes with a male XLR.
ECM-44BC comes with a 4-pin locking plug for use with wireless transmitters that have HIROSE SMC9-4S connector.
ECM-44BMP comes with a 3.5mm locking jack for use with WRT-805 and UWP series wireless transmitter
ECM-44
| Capsule Type | Electret Condenser |
| Frequency Response | 40 Hz to 15kHz |
| Directivity | Omni-directional |
| Sensitivity *[1] | B Type. -53.0 dB ±3 dB BC Type. -40.0 dB (10 mV) BMP Type. -40.0 dB (10 mV) |
| Output Impedance *[2] | B Type. 250Ω±20%, Balanced BC Type. 2.5kΩ±30%, Unbalanced BMP Type. 2.5kΩ±30%, Unbalanced |
| Dynamic Range | 90 dB or more |
| Signal-to-Noise Ratio *[3] | 62 dB or more |
| Inherent Noise *[4] | 32 dB SPL or less |
| Induction Noise From External Magnetic Field *[5] | 5 dB SPL or less |
| Wind Noise *[6] | 40 dB SPL or less (with windscreen) |
| Maximum Input Sound Pressure Level *[7] | 122 dB SPL |
| Connector | B type. Supplied with XLR-3-12C (male) connector in power supply unit (single AA size battery)
BC type. Supplied with Sony 4-pin (SMC9-4P) connector BMP Type. Supplied with ø3.5 mm, 3-pole mini plug |
| Mic Cable |
B Type. 9.8 feet 3 m BC Type. 3.9 feet 1.2 m BMP Type.3.9 feet 1.2 m BPT Type. 9.8 feet 3 m LM Type. 5.25 feet 1.6 m |
| Power Requirements | B Type. DC 1.5 V (AA size battery) or +48 V phantom power
BC Type. DC 1.1 V to 10.0V BMP Type. DC 1.1 V to 10.0V |
| Battery Operating Time | B Type Approx. 6000 h (LR6) |
| Power Consumption | B Type. Internal battery: 0.3 mA BC Type. 0.4 mA or less, BMP Type. 0.4 mA or less |
| Dimensions *[8] | BC, BMP Type φ8.5 x 14.5 mm (Mic head)
φ11/32 x 19/32 inches (Mic head)
B Type. φ8.5 x 14.5 mm (Mic head) φ20.0 x 126 mm (Power unit XLR type) φ13/16 x 5 inches (Power unit XLR type) φ11/32 x 19/32 inches (Mic head) |
| Mass | B Type. Approx. 4.3 oz (with power supply unit)
Approx. 121 g (with power supply unit)
BC Type. Approx. 24 g Approx. 0.8 oz BMP Type. Approx. 24 g Approx. 0.8 oz |
| Supplied Accessories | Urethane type windscreen (1) Single/horizontal type tie clip (1) Operating instructions (1) Mic case (1) |
| Optional Accessories | Wind screen pack Horizontal single-clip pack |
| Notes | *[1] 0 dB = 1 V/Pa, at 1 kHz
*[2] Output impedance at 1 kHz *[3] A-weighted, 1 kHz, 1 Pa. *[4] 0dB SPL = 20µ Pa *[5] dB SPL/1E-7 T, 0 dB SPL = 20µ Pa. *[6] Wind noise at 2m/s (0 dB SPL = 20?Pa.) *[7] 0 dB SPL = 20? Pa *[8] Dimensions are approximate |
