Sony ECM-77BPT Discrete Omni-Directional Lavalier Electret Condenser Microphone

Sony ECM-77BPT (ECM/77BPT, ECM_77BPT, ECM77BPT, ECM 77BPT, ecm-77bpt) Discrete Omni-Directional Lavalier Electret Condenser Microphone

The ECM-77 is probably the most often seen lavalier microphone on TV and it is used widely in both studio production and on location. Its popularity is based on a combination of excellent sound quality, robust construction and an attractive cosmetic design. This microphone is the ECM-77BPT which is supplied with pre solder bare wire ends

Hands Free

As a lavalier microphone, the ECM-77 is an alternative to the traditional hand held microphone and being 'hands free' it allows the presenter to concentrate on her/his performance.

Professional Image

The ECM-77 is probably the most seen microphone on TV and its compact design creates a professional image.

Easy and Familiar Operation

The ECM-77 is an essential tool for achieving good quality voice recording. The microphone's capsule is designed for voice pick-up with an extended frequency response and impressive sensitivity. The popularity of the microphone in TV production means that most sound people will be familiar with using the ECM-77.

Audio Section

• Capsule Type: Electret Condenser
• Frequency Response: 40 Hz to 20 kHz
• Directivity: Omni-directional
• Sensitivity *[1]: -39.0 dB (11.2 mV)
• Output Impedance *[2]: 2.5kΩ±30%, Unbalanced
• Dynamic Range: 90 dB or more
• Signal-to-Noise Ratio *[3]: 64 dB or more
• Inherent Noise *[4]: 30 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]: 120 dB SPL

General Section

• Connector: No connector (Pigtail)

Mic Cable:

• 9.8 feet
• 3 m

• Power Requirements: DC 1.1 V to 10.0 V
• Power Consumption: 0.4 mA or less

Dimensions *[8]:

• φ 5.6 X 12.5 mm (Mic head)
• φ 1/4 X 1/2 inches (Mic head)

Mass:

• Approx. 22.7 g
• Approx. 0.8 oz

In the Box

• Sony Omni-Directional Lavalier Condenser Microphone without Power Unit or Connector
• Single/horizontal type tie clip (1)
• Metal-mesh type windscreen (1)