[RFI] 48v DC Clean Power Supply

Chuck Gooden Chuck.Gooden at comcast.net
Wed Mar 25 14:39:07 EDT 2020


Jim,

Can you check ~3.588 Mhz and see if you have a strong noise sinal near 
this frequency too.  Just want to make sure both switches are working 
similar.

Thanks,

Chuck K9LC

On 3/25/2020 1:34 PM, Chuck Gooden wrote:
> Jim,
>
> The 60 watts is due to the  switch supporting 4 POE ports at ~1/2 amp 
> a port + some power overhead for the switch it self.  They do have a 8 
> port switch I think that does not support POE that uses a 12 volt 
> supply (I Think).
>
> I am planning on powering my Access points, and some cameras from my 
> switch suppling power via ethernet.
>
> Chuck K9LC
>
> On 3/25/2020 12:24 PM, Jim McCook wrote:
>> Gedas, I forgot to mention that it's a 60w switch, so most likely a 
>> 2w supply would do the job.  Chuck seems to have the answer... in 
>> that the problem is internal with the switch itself.  That suggests 
>> the only solution is to replace it with something else, but I know 
>> the owner won't do that.  I'll make an attempt to contact the mfr, 
>> Ubiquiti, but I doubt that will do any good.  It seems to be another 
>> RFI dead end, unfortunately.  Hard to keep up with this stuff!
>>
>> 73, Jim
>> W6YA
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