# How to mix two signal

**URL:** <https://www.ruby-forum.com/t/how-to-mix-two-signal/214230>\
**Category:** GNU Radio\
**Created:** [November 25, 2011, 6:48am UTC](https://www.ruby-forum.com/t/how-to-mix-two-signal/214230 "2011-11-25T06:48:16Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![luislavena](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/l/0ea827/32.png) [@luislavena](https://www.ruby-forum.com/u/luislavena)\
**Post date:** [November 25, 2011, 6:48am UTC](https://www.ruby-forum.com/t/how-to-mix-two-signal/214230/1 "2011-11-25T06:48:16Z")

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Hi list,  
I want to send two signal which at different frequency. Can I simply add  
these two signals’ sample to generate a new signal  
which mix the two signal?

Regards!

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**Author:** ![Page\_J](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/47e85d/32.png) [@Page\_J](https://www.ruby-forum.com/u/Page_J)\
**Post date:** [November 25, 2011, 10:00am UTC](https://www.ruby-forum.com/t/how-to-mix-two-signal/214230/2 "2011-11-25T10:00:26Z")

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Frequency is irrelevant. If you want to send two signals on the same  
medium  
then you are basically adding them together.

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**Author:** ![Page\_J](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/p/47e85d/32.png) [@Page\_J](https://www.ruby-forum.com/u/Page_J)\
**Post date:** [November 28, 2011, 9:34am UTC](https://www.ruby-forum.com/t/how-to-mix-two-signal/214230/3 "2011-11-28T09:34:21Z")

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Thanks Marcus.