# \#rf-pad
**URL:** https://forums.digi.com/tag/4243-tag/4243.md
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## [Manually solder UFL connector on RF pad module? Possible?](https://forums.digi.com/t/manually-solder-ufl-connector-on-rf-pad-module-possible/22504)
**Author:** [@timdv](https://forums.digi.com/u/timdv)\
**Replies:** 3\
**Last updated:** [August 11, 2021, 10:23am UTC](https://forums.digi.com/t/manually-solder-ufl-connector-on-rf-pad-module-possible/22504 "2021-08-11T10:23:53Z")
Hi everyone, I designed a PCB past year using an Xbee3-MMT with UFL connector (XB3-24Z8UM-J), sadly this version seems to be out of stock everywhere (Thanks to the global chip shortage I guess…). I’ve noticed that the …
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## [XBEE 3 mmt, ufl, chip antenna and rf pad](https://forums.digi.com/t/xbee-3-mmt-ufl-chip-antenna-and-rf-pad/22491)
**Author:** [@jealcuna](https://forums.digi.com/u/jealcuna)\
**Replies:** 3\
**Last updated:** [July 26, 2021, 9:25am UTC](https://forums.digi.com/t/xbee-3-mmt-ufl-chip-antenna-and-rf-pad/22491 "2021-07-26T09:25:04Z")
I am designing a pcb for using the mmt xbee 3 version. I am planning to add a sma connector for rf pad version, however I am not sure if it is problem for the others no rf pad versions. I am planning to make a generic pc…
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## [XBEE3 MMT U.FL empty footprint on RF-PAD version usable (internally connected)?](https://forums.digi.com/t/xbee3-mmt-u-fl-empty-footprint-on-rf-pad-version-usable-internally-connected/22505)
**Author:** [@timdv](https://forums.digi.com/u/timdv)\
**Replies:** 1\
**Last updated:** [June 29, 2021, 1:36pm UTC](https://forums.digi.com/t/xbee3-mmt-u-fl-empty-footprint-on-rf-pad-version-usable-internally-connected/22505 "2021-06-29T13:36:35Z")
Hi everyone I’ve some custom PCB’s left over from past year and was hoping to reuse them in an upcoming project. I usually use the U.FL Xbee3 version (XB3-24Z8UM-J), so my PCB doesn’t include an connection on the RF-Pad…
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## [XBee SX 868 RF Pad](https://forums.digi.com/t/xbee-sx-868-rf-pad/21005)
**Author:** [@marius\_xbee](https://forums.digi.com/u/marius_xbee)\
**Replies:** 6\
**Last updated:** [January 16, 2020, 4:13pm UTC](https://forums.digi.com/t/xbee-sx-868-rf-pad/21005 "2020-01-16T16:13:24Z")
Hello, is it possible to solder my own whip antenna (or other type of antenna) directly to PIN 36 at the XBee SX 868 RF PAD version? The datatsheet says, when i like to add an external antenna, i need to create a micros…