# Re: UHD: USRP Source (Gerome Jan L)

**URL:** <https://www.ruby-forum.com/t/re-uhd-usrp-source-gerome-jan-l/241713>\
**Category:** GNU Radio\
**Created:** [April 25, 2015, 10:41pm UTC](https://www.ruby-forum.com/t/re-uhd-usrp-source-gerome-jan-l/241713 "2015-04-25T22:41:37Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![musicdenotation](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/ea666f/32.png) [@musicdenotation](https://www.ruby-forum.com/u/musicdenotation)\
**Post date:** [April 25, 2015, 10:41pm UTC](https://www.ruby-forum.com/t/re-uhd-usrp-source-gerome-jan-l/241713/1 "2015-04-25T22:41:37Z")

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Hello,

What I was trying to say is, how related is the sampling rate in the  
uhd:  
usrp source to the sampling rate in the adc which is 100MSPS? Thanks.

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**Author:** ![Gerome\_Jan\_L](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/g/ee59a6/32.png) [@Gerome\_Jan\_L](https://www.ruby-forum.com/u/Gerome_Jan_L)\
**Post date:** [April 25, 2015, 10:44pm UTC](https://www.ruby-forum.com/t/re-uhd-usrp-source-gerome-jan-l/241713/2 "2015-04-25T22:44:20Z")

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On 04/25/2015 04:40 PM, Gerome Jan L wrote:

> Hello,
> 
> What I was trying to say is, how related is the sampling rate in the  
> uhd: usrp source to the sampling rate in the adc which is 100MSPS? Thanks.

That sets the rate that samples are delivered to the host PC. Said rate  
must be an integer fraction of the hardware ADC sampling rate.