# Dwell Delay and Tune Delay

**URL:** <https://www.ruby-forum.com/t/dwell-delay-and-tune-delay/227496>\
**Category:** GNU Radio\
**Created:** [March 18, 2013, 10:52am UTC](https://www.ruby-forum.com/t/dwell-delay-and-tune-delay/227496 "2013-03-18T10:52:12Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Nada\_ABDELKADER](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/ba8739/32.png) [@Nada\_ABDELKADER](https://www.ruby-forum.com/u/Nada_ABDELKADER)\
**Post date:** [March 18, 2013, 10:52am UTC](https://www.ruby-forum.com/t/dwell-delay-and-tune-delay/227496/1 "2013-03-18T10:52:12Z")

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Hi

How to adjust the dwell and tune delays and the FFT\_size for spectrum  
sensing?  
Are they related to h/w properties or just a choice for experimentation?

Nada

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**Author:** ![Nada\_ABDELKADER](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/ba8739/32.png) [@Nada\_ABDELKADER](https://www.ruby-forum.com/u/Nada_ABDELKADER)\
**Post date:** [October 25, 2014, 12:28pm UTC](https://www.ruby-forum.com/t/dwell-delay-and-tune-delay/227496/2 "2014-10-25T12:28:30Z")

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how to adjust a dwell time and fep steps in gnuradio software