Model: LS55

Audio Frequency Transformer

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
3.688 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
2.688 inches single mounting facility single center group
Mounting Hole Diameter
0.250 inches single group
Impedance Rating In Ohms
1500.0 single component all primary
Impedance Rating In Ohms
2.5 single component 4th secondary and 7.5 single component 4th secondary
Impedance Rating In Ohms
50.0 single component 2nd secondary and 125.0 single component 2nd secondary and 2.5 single component 2nd secondary
Impedance Rating In Ohms
50.0 single component 1st secondary and 125.0 single component 1st secondary
Impedance Rating In Ohms
7.5 single component 3rd secondary
Frequency Rating
7.0 hertz single component and 50.000 kilohertz single component
Body Length
4.188 inches
Body Width
3.500 inches
Body Height
4.438 inches
Inclosure Type
Fully enclosed
Mounting Facility Quantity
4 single group
Mounting Method
Unthreaded hole single group
Winding Function And Quantity
2 primary single component and 4 secondary single component
Terminal Type And Quantity
18 solder stud
NSN
5950-00-645-0824
Part Number
LS55
Description
Transformer,audio Frequency
CAGE
15634

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 LS55 NSN 5950-00-645-0824

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
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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