![Has anyone had luck soldering to this pad(labeled A) on the FrSky x4r? I was soldered directly to the inverter before and that was working. The solder hole isn't. : r/Multicopter Has anyone had luck soldering to this pad(labeled A) on the FrSky x4r? I was soldered directly to the inverter before and that was working. The solder hole isn't. : r/Multicopter](https://external-preview.redd.it/YVQ8iBepSq8fbb9xMgVUVQhKnOEgaMOLf-NlMUIOc_U.jpg?auto=webp&s=5f848b68f9458b4491139400b2a32d32268b9b92)
Has anyone had luck soldering to this pad(labeled A) on the FrSky x4r? I was soldered directly to the inverter before and that was working. The solder hole isn't. : r/Multicopter
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FrSky X4RSB x4r-sb FCC 2.4GHz ACCST 3/16CH Telemetry Smart Port Receiver For RC Quadcopter Multicopter Compatible with X9D(color:Black): Buy Online at Best Price in UAE - Amazon.ae
![Original FrSky X4RSB 2.4G 3/16CH Telemetry Receiver with CPPM SBUS Smart Port for Taranis X9D Plus Transmitter Original FrSky X4RSB 2.4G 3/16CH Telemetry Receiver with CPPM SBUS Smart Port for Taranis X9D Plus Transmitter](https://img.tttcdn.com/product/xy/2000/2000/p/gu1/R/4/RM7304/RM7304-1-1d14-u90r.jpg)
Original FrSky X4RSB 2.4G 3/16CH Telemetry Receiver with CPPM SBUS Smart Port for Taranis X9D Plus Transmitter
![Frsky X4r-sb 2.4g 4ch Accst Telemetry Receiver Naked Board Set For Rc Patrs - Parts & Accs - AliExpress Frsky X4r-sb 2.4g 4ch Accst Telemetry Receiver Naked Board Set For Rc Patrs - Parts & Accs - AliExpress](https://ae01.alicdn.com/kf/HTB1IGzQSpXXXXXuXVXXxh4dFXXX5.jpeg_640x640q90.jpeg)
Frsky X4r-sb 2.4g 4ch Accst Telemetry Receiver Naked Board Set For Rc Patrs - Parts & Accs - AliExpress
![FrSky X4RSB x4r-sb FCC 2.4GHz ACCST 3/16CH Telemetry Smart Port Receiver For RC Quadcopter Multicopter Compatible with X9D(color:Black): Buy Online at Best Price in UAE - Amazon.ae FrSky X4RSB x4r-sb FCC 2.4GHz ACCST 3/16CH Telemetry Smart Port Receiver For RC Quadcopter Multicopter Compatible with X9D(color:Black): Buy Online at Best Price in UAE - Amazon.ae](https://m.media-amazon.com/images/I/618kkl0uZcL._AC_UF1000,1000_QL80_.jpg)