[arm-allstar] Pi3B+ greatly exceeds expectations!!!

[Jay Urish]

Where is the USB connected Mr. Fusion? I wanna run my node on banana 
peels, bud light and coffee filters!



On 03/31/2018 10:42 PM, "Doug Crompton via arm-allstar" wrote:
> ANNOUNCING A BIG BREAK THROUGH!
>
> We have lab tested a Pi3B+ this weekend and found it greatly exceeds 
> expectations. A method to extract heat from the device has allowed us 
> to push the processor speed to almost 4Ghz and keep the core 
> temperature below about 60C. This has resulted in the ability to run 
> four radio nodes flawlessly. We will be testing more but in the 
> initial tests we did not connect a USB hub to connect further radios. 
> We estimate at least eight radio nodes running a combination of 
> Allstar, Echolink, and IRLP with multiple supermon connections would 
> be possible. In our tests the load average never went above about .10.
>
> We will be publishing the full details in the coming weeks as well as 
> enhanced software to support the higher speeds. The specialized 
> cooling mechanism will be required and full construction details will 
> be forthcoming. Attached are preliminary photos showing the specially 
> designed "heat tube" which extracts heat from the Pi3B+ processor. It 
> essentially sucks the heat out and transfers it to the large heat sink 
> where a high speed fan dissipates the heat.
>
> The other benefit is that the Pi3B+ board even at these greatly 
> extended speeds draws only slightly more current. The cooling fan 
> actually draws more current than the Pi itself.
>
> This is a great break through that we will be sharing with the rest of 
> the world. You may even hear about it on the evening news! Stay tuned 
> for more information.
>
> *73 Doug
> *
> *WA3DSP
> *
> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>
> *
>
>
>
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