Model: MIL-PRF-26542/4

Microphone Element

Special Features:

This is a noise cancelling dynamic type element with a 4 to 6 ohm impedance and a 200 to 6000 hz frequency response; used with several headset-microphones and helmets

Properties:

Body Style
Irregular shape
Terminal Type
Pin jack
Width
1.047 inches
Length
1.163 inches
Unpackaged Unit Weight
16.0 grams
Element Type
Dynamic
Frequency Response Range In Hertz
+200.0/+6000.0
Impedance Rating
Between 4.0 ohms and 6.0 ohms
Output Sensitivity Rating In Decibels
-74.0 and 74.0
Output Sensitivity Rating Reference
0.0002 dynes per sq centimeter
Polarity Connection
Not required
Sound Pickup Directional Type
Unidirectional
Noise Canceling Feature
Included
Shock Mount
Not provided
Criticality Code Justification
Feat
Height
0.500 inches
Test Data Document
81349-mil-m-26542 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.).
Fsc Application Data
Headsets, handsets, microphones and speakers
NSN
5965-00-843-9957
Part Number
MIL-PRF-26542/4
Description
Microphone Element
CAGE
81349

A complete fabrication of the essential internal operating parts of a microphone.

Part MIL-PRF-26542/4 NSN 5965-00-843-9957

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00293
FIIG:
A06400
Concept No.:
App. Key:
C
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
EH
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8518903000
  • SITC: 76492
  • End Use: Telecommunications equipment
  • NAICS: 334310
  • USDA: 1

Freight Class: Microphone parts, loudspeaker parts, amplifier parts & headphone parts

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