DRUA 33 Calypso

Country of Origin: France

description

The French Calypso series of submarine-fitted surface search radars was developed by Thomson-CSF from the earlier DRUA 33, which entered French naval service in 1964. The radars are designed for effective use in high-noise marine environments.

The transmitter is frequency-adjustable and can operate in several modes: continuous scan, sectoral, 0.1- or 1-second burst, or passive (receive only).

The Calypso II/IIIs are driven by magnetrons; Calypso IV uses a klystron. The receiver has...

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