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 5910-01-319-0399
NSN 6110-00-935-5351
NSN 5945-01-386-6176
NSN 5915-01-050-5727
NSN 5925-00-535-8982
NSN 6650-00-269-5000
NSN 2925-01-157-9204
NSN 6650-01-294-3503
NSN 5965-00-303-9701
NSN 6685-01-555-7938
NSN 5925-01-459-9005
NSN 4140-00-866-9587