Electronics & Power

Electronics & Power

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1 shows a photograph of a television picture, taken at night with the aid of a 1000W divera#39;s lamp, looking backwards inside the ... it in this way, provided that the limit imposed by the television circuit of a maximum of 1000 ft of cable between camera and control ... an optical periscopic system of view scanning through a hemisphere, a transducer system for echo location of targets, and ... Ultrasonic echo sounder The ultrasonic method of detecting fish underwater uses the echo method.

Title:Electronics & Power
Author:Institution of Electrical Engineers
Publisher: - 1964


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