A device primarily designed to vary the frequency of a signal generated by a sonar transmitter to which it is directly connected.
Classification: Parts & accessories for direction finding compasses and other navigational instruments and appliances
NSN 7035-01-074-7634
NSN 5999-00-586-5215
NSN 6685-01-392-0516
NSN 7035-01-512-1826
NSN 5915-01-580-0308
NSN 6610-01-388-6661
NSN 5935-01-081-3862
NSN 6620-00-106-9555
NSN 7035-00-225-6499
NSN 5965-00-973-9974
NSN 5895-00-902-1415
NSN 6135-01-238-2878