Ex-Demo Sony ECM-77B lapel microphoneEx-Demo Sony ECM-77B lapel microphone

Used Sony ECM-77B lapel microphone

This Used Sony ECM-77B lapel microphone is in a good condition and in full working order.  Existing manufacturers warranty from date of sale, minimum warranty of 3 months.

£275.00 exc. VAT


SKU: USED-ECM-77B Categories: , Tag:

Please note this is an Used Sony ECM-77B lapel microphone. ES Broadcast carefully tests all used equipment prior to sale, and offers a three-month warranty. Images shown are for illustrative purposes only and may not be of the specific model offered for sale. Accurate pictures of this model are available on request.

Discrete omni-directional lavalier Electret condenser microphone

Sony ECM-77B is probably the most often seen lavalier microphone on TV and it is used widely in both studio production and on location.

Sony ECM-77B is a miniature omnidirectional lavalier microphone designed for professional broadcast, sound reinforcement and recording applications.
The condenser element features a miniature profile, allowing it to be easily concealed in performance and broadcast situations. The ECM-77 is manufactured with a variety of connectors to accommodate various input devices.

Audio Section

Capsule TypeElectret Condenser
Frequency Response40 Hz to 20 kHz
Sensitivity *[1]-39.0 dB (11.2 mV)
Output Impedance *[2]2.5kΩ±30%, Unbalanced
Dynamic Range90d B 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
*[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 = 20? Pa.
*[5] dB SPL/1E-7 T, 0 dB SPL = 20? Pa.
*[6] Wind noise at 2m/s (0 dB SPL = 20?Pa.)
*[8] The values for dimensions are approximate.