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A 516a capacitor is included as an integral part of the cord and is used in testing telephone cable pairs without causing interference
TXT
묘사:
Headset-microphone
MRC:
The number of complete cyclic changes,per unit of time,for which an item is rated.ACZB
Frequency Rating:
Between 0.2 kilohertz and 2.0 kilohertz
MRC:
An indication of whether or not a device used to open or close an electrical circuit is included with the item.AEZD
Switch:
Not included
MRC:
The opposition to the flow of direct current offered by an item,expressed in ohms.AFYV
Dc Resistance Rating In Ohms:
28.0
MRC:
The total opposition /resistive and reactive/ to the flow of alternating current.AFYY
Impedance Rating:
300.0 ohms
MRC:
Indicates the type of earphone element as determined by its construction and method of operation.AHEQ
Earphone Element Type:
Magnetic
MRC:
The number of earphones provided on the item.AHES
Earphone Quantity:
1
MRC:
The name of the government agency or commercial organization controlling the item.AMSA
Controlling Agency:
Western electric co inc
MRC:
An identifying number assigned by the government agency or commercial organization controlling the item.AMSB
Identifying Number:
N-1 model no.
MRC:
The operating current for which the item is rated.APAM
Operating Current Rating:
100.0 milliamperes
MRC:
The total opposition (resistive and reactive) which the earphone offers to the flow of alternating current.BKSQ
Earphone Impedance Rating:
256.0 ohms
MRC:
The name of the government agency or commercial organization controlling the earphone.BKSS
Earphone Controlling Agency:
Western electric co inc
MRC:
An identifying number assigned by the government agency or commerical organization controlling the earphone.BKST
Earphone Identifying Number:
Hc-3 model no.
MRC:
Indicates the type of microphone element or cartridge as determined by its construction and method of operation.BKSW
Microphone Element Type:
Carbon
MRC:
An indication of the rated electrical output of the item.BKSX
Output Level Rating:
38 db above 1 mw at 28 dynes per sq centimeter
MRC:
The means of attaching the earphone.BKSY
Earphone Mounting Method:
Suspended on headband
MRC:
The means provided to mount or otherwise accommodate a microphone.BKSZ
Microphone Mounting Facility:
Adjustable boom secured to receiver
MRC:
The nomenclature by which the connector is identified.BKTB
Connector Name:
Test clips
MRC:
A number assigned to the connector for purpose of ready identification.BKTF
Connector Identifying Number:
3 model no.
MRC:
A measurement of the longest dimension of the cord from a connector to a junction,in distinction from width.BKTG
Connector To Junction Cord Length:
7.000 feet
MRC:
The name of the government agency or commercial organization controlling the connector.BLJN
Connector Controlling Agency:
Western electric co inc
