# Under water texting with SDR transducers

**URL:** <https://www.ruby-forum.com/t/under-water-texting-with-sdr-transducers/243466>\
**Category:** Ruby-Forum\
**Created:** [November 8, 2015, 1:52pm UTC](https://www.ruby-forum.com/t/under-water-texting-with-sdr-transducers/243466 "2015-11-08T13:52:20Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Rafa\_F](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/r/958977/32.png) [@Rafa\_F](https://www.ruby-forum.com/u/Rafa_F)\
**Post date:** [November 8, 2015, 1:52pm UTC](https://www.ruby-forum.com/t/under-water-texting-with-sdr-transducers/243466/1 "2015-11-08T13:52:20Z")

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DO WE HAVE BLOCKS IN GNU WHERE I CAN CONVERT MY TEXT MESSAGE INTO BITS  
AND DO THE REVERSE AT THE RECEIVER