[aprssig] Prius Power for Field Day

[Ray Wells]

Scott Miller wrote:

>> I use a switchmode supply that comes from a Chinese manufacturer that 
>> is rated at 40A continuously. It delivers 44A before it goes into 
>> foldback. At some point thereafter (that I haven't bothered to 
>> measure) it trips on overload until the load is removed. The supply 
>> is also very RF friendly with S0 being the standing background noise 
>> on HF in my rural setting.
>
>
> No idea who the manufacturer is, huh?  I found a few pictures online 
> with that model number, so I at least know what it looks like.  I'm 
> headed back out to the China Sourcing Fair tomorrow (I'm in Hong Kong 
> at the moment) and there are a few benchtop power supply manufacturers 
> represented.  Actually, there are 4 pages of power supply 
> manufacturers in the show guide, but a lot of them just do cell phone 
> chargers and small devices.
>
> Wait, I missed the addendum - make that 5 pages of manufacturers.  I 
> don't know if my feet are going to survive another full lap of that 
> place!  I'll keep an eye out, though.
>
> I've learned you've got to be careful about model numbers - one radio 
> manufacturer was showing an FT-1500 mobile.  Looks nothing like the 
> Yaesu, though.  Interestingly, ALL of their models start with either 
> FT- or IC-.  And another manufacturer has a TK-790, but it's a little 
> HT and not easily confused with the Kenwood mobile.
>
> Scott
> N1VG
>
>
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You've got me. I'm as guilty as hell for not even bothering to look for 
a manufacturer. Guess I'm lucky I have a local importer that did the leg 
work :-)

All humour aside, they're a good supply for ham radio shacks.

I didn't mention in my original posting that they're adjustable from 
3-15V and there is a bottom mounted slide switch to select pre-set 13.8.

Ray vk2tv