Operator's, organizational, direct support and general support maintenance manual for phase jitter meter ME-490/U (Hekimian model 48) (NSN 6625-01-005-7226).

"April 1981."

Performance evaluation of the digital AM receiver /

Mode of access: Internet.

Direct support, general support, and depot maintenance manual : restorer, pulse form TD-206/G.

"November 1966."