On eBay Now...Transducer Ultrasonic 25khz (4 pieces) MK-109C 349 25 DIA X 20 MM For Sale
Transducer Ultrasonic 25khz (4 pieces) MK-109C 349 25 DIA X 20 MM :
$12.00
HELLO ERS , UP FOR "BUY IT NOW " ARE ULTRASONIC TRANSDUCERS MADE BY MASSA ,,, THESE ARE NEW OLD STOCK NOT USED,, YOU ARE BUYING IT NOW FOR 4 PCS,,, FREE GROUND SHIPPING IN USA . WE DON'T KNOW WHAT THE FREQUENCY IS FOR SURE , WE THINK THEY ARE about 25khz a customer found some info and got back to usEXCITATION FREQ. 26.3 KHZ; MIN. BEAM WIDTH 40 DEG. AT 3 DB POINTS; WAVEFORM SQUAREWAVE; MIN. ACOUSTIC OUTPUT P 26 DB 1 MICRO BAR AT 1 FT; OPERATING TEMP. RANGE M 30 DEG. C TO P 66 DEG. C; O/A BODY DIM. 1.0 IN. DIA.; 1.06 IN. L; (1) CONNECTOR RECIPROCAL TERM; COGNIZANT SERVICE:NAVYTHERE IS A 349 STAMPED ON THE BACK OF THE TRANSDUCER AND ON THE BOX THEY CAME FROM IT SAYS MK-109C 42A THEY MEASURE 25MM IN DIA AND 20 HEIGHT NOT INCLUDING THE RCA PHONO FEMALE CONNECTOR THEY WERE MADE IN USA IN 280 LINCOLN STR HINGHAM , MASS .... THANK YOU FOR READING AND MESSAGE ME IF YOU HAVE ANY MORE QUESTIONS ...
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