MILS11658TYPESB2

Manual telephone switchboard

MILS11658TYPESB2 Description

Wood inclosure material, 72.000 inches overall diameter, type no. An/ttc-7 end item identification, switchboard, telephone, manual joint electronics type designation system item name.

Properties of MILS11658TYPESB2

Inclosure Material:
Wood
Overall Diameter:
72.000 inches
End Application:
Type no. An/ttc-7
Joint Electronics Type Designation System Item Name:
Switchboard, telephone, manual
Joint Electronics Type Designation System Item Type Number:
Sb-249/ttc
Indicator Type:
Light
Battery Voltage Rating In Volts:
48.0
Battery Power Type:
Common or local
Dial:
Included
Position Quantity:
1
Ringing Feature:
Selective
Circuit Routing Type:
Cord
Maximum Line Accommodation:
500
Line Quantity:
500
Cord Quantity:
15
Line Type:
Common battery and local battery
Ringing Frequency In Hertz:
20.0
Ringing Voltage In Volts:
110.0
Nondefinitive Specification/std Data:
No. Sb-249/ttc type
NSN:
5805-00-503-2657
Description:
Switchboard,telephone,manual
Cage Code:
81349

Definition Manual Telephone Switchboard

An item consisting of a framework or inclosure on or in which are mounted switches, relays, indicator lamps, and/or drops, wiring, fuses, line and trunk terminations. May include dial. Provides for manual connection of a calling telephone set or trunk to a called telephone set or trunk. Connections are usually made by means of plugs, jacks, and cords, or by key type switches. May include means for signalling and supervision. May be of the multiple or nonmultiple type, and may be sectionalized.

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Last modified 05/04/2024