Headset-microphone

Features

Specifications

• Frequency Rating:
  Between 0.3 kilohertz and 3.5 kilohertz
• Switch:
  Included
• Dc Resistance Rating In Ohms:
  24.0
• Impedance Rating:
  150.0 ohms
• Earphone Element Type:
  Dynamic
• Earphone Quantity:
  2
• Controlling Agency:
  Us army communications and electronics materiel readiness command
• Identifying Number:
  Se-c-889810 part no.
• Earphone Impedance Rating:
  1.0 kilohms
• Earphone Controlling Agency:
  Us army communications and electronics materiel readiness command
• Earphone Identifying Number:
  Sm-b-933877 part no.
• Microphone Element Type:
  Dynamic
• Output Level Rating:
  Minus 56 db at 1 khz output level
• Earphone Mounting Method:
  Suspended on headband
• Microphone Mounting Facility:
  Adapter fastened to left earphone
• Connector Name:
  Plug
• Connector Identifying Number:
  U-182/u type no.
• Connector To Junction Cord Length:
  12.763 feet
• Connector Controlling Agency:
  Jetds
• Test Data Document:
  81349-mil-h-83511 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
• Federal Supply Class (fsc):
  Headsets, handsets, microphones and speakers
• National Stock Number (nsn):
  5965-01-148-3396
• Special Features:
  Item consists of a headband type, dual earphone headset, a m-138/g microphone, toggle switch with neck and chest straps, and a cable assembly; used with the an/vrc-12 radio set