Clear and well–sounding tones are obtained by the choice of heavy
bronze for the bell and gong pieces. Other vital parts are of stainless
steel.

Electronic Bell and Gong for use aboard vessels at anchor in restricted visibility

The Bell and Gong sound emitters are identical and electro¬dynamic. They are, also, small and compact compared with many other loudspeaker designs. The design is advantageous from different aspects — not only the aesthetic.

Clear and well–sounding tones are obtained by the choice of heavy
bronze for the bell and gong pieces. Other vital parts are of stainless
steel.