[Elecraft] Looking for miniature 14-V power supply for travel use

[Rick Tavan]

Or consider sticking with batteries using the inexpensive and tiny PST-3P10 charger on the same page at Mtechnologies. I haven't used it but the specs look good. 

Rick

On Jul 4, 2011, at 3:09 PM, Wayne Burdick <n6kr at elecraft.com> wrote:

> Thanks, Randy. This is even smaller than the MFJ-4103.
> 
> The web site indicates a noise problem without proper grounding. Have  
> you found this to be an issue? They mention supplying a "2-pin"  
> standard power connector, which is *not* what you want if you're  
> trying to get a good common ground back to the AC jack. Is that a typo  
> -- i.e., do they actually supply a 3-pin AC plug?
> 
> Thanks,
> Wayne
> N6KR
> 
> On Jul 4, 2011, at 3:00 PM, Randy Moore wrote:
> 
>> Wayne, I've had good luck with this:
>> 
>> http://www.mtechnologies.com/cup/
>> 
>> 73,
>> Randy, KS4L
>> 
>> On Jul 4, 2011, at 4:23 PM, Wayne Burdick <n6kr at elecraft.com> wrote:
>> 
>>> I'm going to take a KX3 with me on vacation this summer, and I like  
>>> to
>>> travel light. I'll have internal batteries for field operation, but
>>> for indoor use, I'm hoping to find a miniature power supply that  
>>> meets
>>> these criteria:
>>> 
>>> - very small (say 4 x 3 x 1 inches)
>>> - light weight (less than 1 lb)
>>> - 2 A min. peak output current
>>> - 13 to 14 VDC output voltage
>>> - input AC voltage range of 100-130 V
>>> - low noise
>>> 
>>> I'm sure it will have to be a switching supply. The question is
>>> whether any exist with this form-factor that are also quiet from an  
>>> RF
>>> perspective.
>>> 
>>> Anyone know of such a unit?
>>> 
>>> 73,
>>> Wayne
>>> N6KR
>>> 
>>> 
>>> 
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