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Transmitter antenna signal icon symbol vector illustration
River radio station. Communication equipment for seafarers. River radio station with button SOS. Mobile radio station for river vessels. Communication facilities for boats and small ships.
Transmitter coils on an industrial machinery.
Telecommunications signal transmitter, radio tower from lines and triangles, point connecting network on blue background. Illustration vector
The metrology and standardization laboratory specialist connects the device under test pressure gauge to the pressure calibration and verification instrument. Checking international quality standards

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