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ECM-77
ECM-77
一個微型領夾式麥克風, ECM-77是Sony為了電視節目的獨特設計。ECM-77 omni-directional electret condenser design offers superb sound pickup with low inherent noise. It runs on phantom power or battery for outdoor applications.
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特價販售中， 歡迎來電詢問
電話: 07- 5551718   0921-237888

1. Miniature, omni-directional electret condenser microphone

2. Worldwide-acclaim for performance and reliability in studio, ENG, and EFP applications 

3. Wide frequency response, high sensitivity, and low-noise characteristics

4. Miniature design makes it easy to conceal in a costume

5. Wide model variations to suit specific user requirements

型號變化 　
XLR type (Supplied with a battery unit and XLR-3-12C type connector) ECM-77B
Pigtail type (Supplied without a connector ) ECM-77BPT
SMC type (Supplied with a Sony 4-pin connector) ECM-77BC
BMP type (Supplied with a 3.5 mm diameter, 3-pole mini plug.) ECM-77BMP
一般 　
重量 XLR type: 122公克

Pigtail type: 26公克

SMC type: 23公克

BMP type: 17公克

Microphone head only: 1.5公克
尺寸 (W x H x D) Microphone head: 直徑5.6 x 12.5 mm

Power unit (XLR type only): 直徑20.0 x 133 mm
電源需求 XLR type: DC 1.5 V (ECM-88B used with the supplied DC-78 battery unit)

Pigtail/SMC/BMP type: DC 1.1 to 10.0 V
Capsule type Electret Condenser
頻率響應 40 Hz to 20 kHz
方向性 全方位-定向
感度 XLR type: -52.0 dB ±2 dB Pigtail/SMC/BMP type: -39.0 dB (11.2 mV)
在1kHz的輸出阻抗 XLR type: 150 Ω ±20% (balanced) Pigtail/SMC/BMP type: 2.5 kΩ ±30% (unbalanced)
動態範圍 90 dB or more
雜訊比 (A-weighted, 1kHz, 1Pa.) 64 dB or more
Inherent noise (0 dB SPL = 2E-5 Pa.) 30 dB SPL or less
Wind noise - with windscreen, at 2 m/s (0 dB SPL = 2E-5 Pa.) 40 dB SPL or less
Induction noise from external magnetic field (dB SPL/1E-7 T, 0 dB SPL = 2E-5 Pa) 5 dB SPL or less
最大輸入聲壓級(0 dB SPL = 2E-5 Pa.) 120 dB SPL
電源供應 – XLR型 Battery: IECR6 or LR6 Battery life (LR6): Approx. 6000 h External power: DC 12 to 48 V
Current drain XLR type (internal battery): 0.3 mA or less XLR type (external power): 2mA or less Pigtail/SMC/BMP type: 0.4 mA or less
電纜長度 XLR type: 3.0 m (9.8 feet) Pigtail type: 3.0 m (9.8 feet) SMC/BMP type: 1.2 m (3.9 feet)