[amsat-bb] Arcing noise on VHF sat sub band

Bryan Green bryan at kl7cn.net
Sun Mar 20 21:14:58 UTC 2016

Found the same thing with an Apple iPhone charger a couple years ago. Apple have improved now. And yes they are often little switched power supplies. 

Sent from my mobile emitter

> On Mar 20, 2016, at 11:14, jeffory broughton <jefforybroughton at gmail.com> wrote:
> I have been experiencing an arcing noise all over the vhf sat sub band and
> the 17m band for months.Finally decided to look for it.As soon as I walked
> out the door with H.T. in hand, it disappeared. Searching the house found
> it to be both Verizon phone chargers.Unplugged them,problem gone on  vhf
> and 17m.
> They must be mini switchers.
> jeff broughton
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