Computer Nerd Kev  wrote:
> In alt.internet.wireless A. Dumas  wrote:
>> Computer Nerd Kev wrote, on 20-04-2019 03:32:
>>> A Pi ZeroW is on its way. I might see how I go with the onboard
>>> WiFi for starters, Perhaps putting a heatsink on the WiFi chip
>>> will help against the burn-out issues as it's presumably due to
>>> something overheating.
>>
>> I saw that earlier in the thread but that seemed like bullshit where
>> they manually tried to boost the power to the wifi chip, maybe removing
>> a resistor somewhere or otherwise cranking up the voltage, I don't know.
>> Don't do that, obviously.
>
> I do plan to add an external antenna. With RF anything is possible,
> but in theory I don't think that should increase the risk, and if the
> Pi needs to use less power or do fewer retransmissions, that may help
> prevent overheating in relative terms.

An impedance mismatch between the RF chip and the antenna can cause
significant impact to the power dissipated by the chip. (And mismatches are
pretty easy to get at 2.4GHz.)

--
-michael - NadaNet 3.1 and AppleCrate II:  http://michaeljmahon.com

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