Adding to my previous post:
http://www.eevblog.com/forum/reviews/beware-yihua-yh-305d-bench-psu/
Here's a teardown of a similar looking supply. I suppose you do get what
you pay for so just something to be aware of.
On Sun, Jan 11, 2015 at 6:42 AM, David Rieben <drieben@xxxxxxx> wrote:
> Hi Tedd,
>
> I believe this is the closest match to my power supply, which I'm sure is
> a linear unit, as opposed to a switching unit, due to its beefiness (15
> lbs).
>
>
> http://www.ebay.com/itm/30V-10A-110V-Precision-Variable-DC-Power-Supply-w-Clip-Cable-Digital-Adjustable-/390658968353?pt=LH_DefaultDomain_0&hash=item5af516cb21
>
>
> (eBay Item#: 390658968353, in case the link gets jacked up ;^) Thanks for
> the tip, Rev Fuzzy.
>
>
> Just eBay search "variable dc power supply 10a" and you'll get quite a
> plethora of available units. I personally wanted the linear, as opposed to
> switching,
> power supply. Heavier but better, as there are limitations to the usage of
> switching PS's that aren't an issue with linear units. Just like the
> picture unit, mine has the LED display, as opposed to LCD, and I have not
> noticed any "cutting out" that Guangyan noted in his Youtube analysis of
> his switching unit.
>
> David Rieben
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