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Pro Audio ProductsMicrophonesVocal MicrophonesWired Hand Held → Shure 577B “Close-Talk” Voice Communication Microphone

Shure 577B “Close-Talk” Voice Communication Microphone


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  • Frequency response designed for voice communications
  • Directional mic element
  • Minimal pick-up of background noise due to close-talk design
  • Rugged, high impact ARMO-DUR® case
  • Double-pole, single-throw PTT switch designed for constant usage
  • Four conductor, shielded, bare-ended (no connector) coil cord
  • Does not require DC power for operation
  • Mounting bracket included


Type
Dynamic, noise-canceling
Frequency Response
100 to 5,000 Hz
Impedance (at 1000 Hz)
Rated at 150 ohms (175 ohms actual) for connection to microphone inputs rated at 19 to 300 ohms.
Output Level (at 1,000 Hz, 5/16 in.)
Open Circuit Voltage -66.0 dBV/Pa (0.5 mV)
0 dB = 1 volt per 1 Pascal/94 dB SPL
Hum Sensitivity
Equivalent to 32 dB SPL in 1 millioersted field
Operating Temperature Range
-40 degrees to 74 degrees C (-40 degrees to 165 degrees F)
Switch Type
Double-pole, single-throw, leaf-type, push-to-talk
Cable
Non-detachable. 1.8m (6 ft), neoprene-jacketed coil cord, four-conductor (two conductors shielded).
Case
Two-tone gray, high-impact ARMO-DUR®
Dimensions
See User Guide
Net Weight
330 grams (11.6 oz)




 
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