# Lime SDR how to send voltage to LNB

**URL:** <https://discourse.myriadrf.org/t/lime-sdr-how-to-send-voltage-to-lnb/5903>\
**Category:** LimeSDR\
**Created:** [20 March 2020 13:16 UTC](https://discourse.myriadrf.org/t/lime-sdr-how-to-send-voltage-to-lnb/5903 "2020-03-20T13:16:55Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![rameshvu2](https://avatars.discourse-cdn.com/v4/letter/r/eb9ed0/32.png) [@rameshvu2](https://discourse.myriadrf.org/u/rameshvu2)\
**Post date:** [20 March 2020 13:16 UTC](https://discourse.myriadrf.org/t/lime-sdr-how-to-send-voltage-to-lnb/5903/1 "2020-03-20T13:16:55Z")

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Will the Rx side of the Lime SDR do we get 9 Volts, which socket is given to lime sdr board or we have to use T-Bias to give voltage to LNB.

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**Author:** ![DaveG8GKQ](https://yyz2.discourse-cdn.com/flex034/user_avatar/discourse.myriadrf.org/daveg8gkq/32/2361_2.png) [@DaveG8GKQ](https://discourse.myriadrf.org/u/DaveG8GKQ)\
**Post date:** [20 March 2020 21:59 UTC](https://discourse.myriadrf.org/t/lime-sdr-how-to-send-voltage-to-lnb/5903/2 "2020-03-20T21:59:35Z")

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You’ll need a bias-T.

Dave, G8GKQ