Model: DMS 78021B

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Impedance Rating In Ohms
308.0 single component single primary
Impedance Rating In Ohms
330.0 single component single secondary
Frequency Rating
60.0 hertz single component
Primary To Secondary Turn Ratio
1 to 1 single component
Winding Shielding Method
Internal shield grounded to core single component
Body Length
Between 0.780 inches and 0.800 inches
Body Width
Between 0.575 inches and 0.595 inches
Body Height
Between 0.605 inches and 0.625 inches
Inclosure Type
Fully enclosed
Mounting Method
Terminal single group
Winding Function And Quantity
1 primary single component and 1 secondary single component
Terminal Type And Quantity
4 pin
NSN
5950-00-078-2057
Part Number
DMS 78021B
Description
Transformer,audio Frequency
CAGE
16236

A transformer which is designed so that part or all of its range of operating frequencies is 20 kilohertz (kilocycles) and below. The maximum value may extend into the radio frequency range. It is generally used in the input, output, amplifier, or oscillator stages of audio and sonar devices.

Part DMS 78021B NSN 5950-00-078-2057

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00780
FIIG:
A058B0
Concept No.:
1
App. Key:
F
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:
CRITL:
X

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:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
--
WCC:
595
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8548900100
  • SITC: 77813
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical parts of machinery or apparatus not specified or included elsewhere in chapter 85

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