A device used to determine the mode of operation in a telephone line.
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 5905-01-269-9383
NSN 5999-01-383-7066
NSN 5975-01-018-0163
NSN 5999-01-530-3915
NSN 5910-01-368-1631
NSN 5999-01-598-8814
NSN 6320-00-186-6452
NSN 6145-00-174-4862
NSN 5950-00-276-2058
NSN 6650-01-004-6702
NSN 7035-00-865-9105
NSN 5990-01-127-4243