cm0002@lemmy.world to Hardware@programming.dev · 6 days agoAntenna hack more than doubles the range of cheap ESP32-C3 USB-C boardswww.cnx-software.comexternal-linkmessage-square4fedilinkarrow-up131
arrow-up131external-linkAntenna hack more than doubles the range of cheap ESP32-C3 USB-C boardswww.cnx-software.comcm0002@lemmy.world to Hardware@programming.dev · 6 days agomessage-square4fedilink
minus-squarebesselj@lemmy.calinkfedilinkarrow-up5·edit-26 days agoLooks monopole-like? The TX power didn’t change much unless the board antenna was poorly matched to begin with. Angle the board so that the other device is in the null of the radiation pattern and the range becomes awful
minus-squaremutual_ayed@sh.itjust.workslinkfedilinkEnglisharrow-up5·6 days agoIt won’t broadcast well directly above the antenna and directly below. It’s a small device so orientation will matter.
minus-square🇦🇺𝕄𝕦𝕟𝕥𝕖𝕕𝕔𝕣𝕠𝕔𝕕𝕚𝕝𝕖@lemm.eelinkfedilinkEnglisharrow-up3·6 days agoThis is why I’ve never been a fan of the on PCB antenna.
Looks monopole-like? The TX power didn’t change much unless the board antenna was poorly matched to begin with. Angle the board so that the other device is in the null of the radiation pattern and the range becomes awful
It won’t broadcast well directly above the antenna and directly below. It’s a small device so orientation will matter.
This is why I’ve never been a fan of the on PCB antenna.