Newbie question about replacing 3DR telemetry radio

I ripped out the antenna traces on my 3DR 915 Mhz v2 telemetry module in my Iris+ and need to replace it. I ordered a pair of HKPilot transceivers (https://hobbyking.com/en_us/hkpilot-transceiver-telemetry-radio-set-v2-915mhz.html). I'm pretty much a

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