Mitchell Field tech firm completes buy of NJ company

Frequency Electronics Inc., of Mitchell Field, has completed its purchase of all shares of a New Jersey engineering and manufacturing firm, Elcom Technologies Inc.

Frequency had held a minority interest in Elcom for the past five years, and now owns 100 percent of the shares, the Long Island company said Tuesday.

Elcom, based in Rockleigh, N.J., will not move to Long Island, but will continue operating in New Jersey as a wholly owned subsidiary of Frequency Electronics.

Founded a half-century ageo, Frequency Electronics makes clocks and synchronization devices for missiles, unmanned aircraft, GPS, secure radios, energy exploration, hard-wired and wireless telecom networks; and for military command-and-control systems.