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 5905-00-140-1901
NSN 5990-01-185-2722
NSN 6645-00-147-5982
NSN 5975-01-634-0678
NSN 6150-01-307-5173
NSN 5985-01-296-0182
NSN 6135-01-389-2040
NSN 5985-01-210-8445
NSN 5895-01-275-9361
NSN 6610-00-463-1866
NSN 5930-00-872-5278
NSN 5996-00-161-4202