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By panoss
#77370 At the place I 'm planning to 'install' my NodeMCU device, I suspect that the wifi signal will not be that strong. So I 'm trying to find some way to strengthen the signal.

I 've found three ways:
1. parabolic plate
2. modificate the PCB antenna of the NodeMCU.
3. repeater

What have you tried and what was successful? What would you suggest?
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By QuickFix
#77371 My options would be (in order of preference):
  • Use a repeater
  • Use an entirely different board (eg. an ESP-201 or Wemos D1 Mini Pro) with external antenna
  • Replace ESP-12 on NodeMCU with an ESP-07 (don't forget to set the jumper) or ESP-7S with external antenna
I've been a HAM operator for some 25 years now, but I would never risk modifying a delicate 2.4GHz WiFi device myself if I wouldn't have to.