An electrically operated motor-generator which is a primary source of telephone ringing current, the output of which is used in telephone central offices and switchboards to operate telephone ringers and switchboard signals. It may also generate distinctive tone currents and may include an interrupter for coding the ringing and tone currents. See also generator, ringing, static.
Classification: Parts for apparatus for transmission or reception of voice, images or other data, including apparatus for communication in a wired or wireless network
NSN 5920-01-231-8520
NSN 5910-01-388-3735
NSN 5985-01-327-0135
NSN 5998-01-644-1016
NSN 5990-00-190-4048
NSN 6150-01-291-0377
NSN 5975-01-109-3504
NSN 6620-01-075-7420
NSN 5999-01-454-8228
NSN 5960-00-473-2602
NSN 6320-01-521-1764
NSN 6105-01-202-5511