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<p dir="ltr">On Oct 6, 2016 4:07 PM, "Gary Buhrmaster" <<a href="mailto:gary.buhrmaster@gmail.com">gary.buhrmaster@gmail.com</a>> wrote:<br>
><br>
> On Thu, Oct 6, 2016 at 5:58 PM, Ian Evans <<a href="mailto:dheianevans@gmail.com">dheianevans@gmail.com</a>> wrote:<br>
><br>
> > Who would you call a respected vendor. I think these are the specs:<br>
><br>
> > 5V 2.5A regulated power adapter (higher A rating ok).<br>
><br>
> The 2.5A is for the HDHR3-CC. For the OTA<br>
> HDHR3-US models, 1A is sufficient (although<br>
> there is a old white model of the HDHR that<br>
> needs 2A) according to the information at:<br>
> <a href="https://www.silicondust.com/forum/viewtopic.php?f=15&t=19204">https://www.silicondust.com/forum/viewtopic.php?f=15&t=19204</a><br>
> (and just for completeness, for the HDHR3-CC):<br>
> <a href="https://www.silicondust.com/forum/viewtopic.php?f=15&t=19203">https://www.silicondust.com/forum/viewtopic.php?f=15&t=19203</a><br>
><br>
><br>
><br>
> Delta, tdk-lambda are on my list(*) (so is Sony for<br>
> the higher end power supplies, but they do not<br>
> tend to do lower wattage designs). Most of my<br>
> supplies are actually built by those vendors for<br>
> companies who do not want to have their power<br>
> supply fail, and have customers who are less<br>
> interested in the lowest cost per unit than not<br>
> having failures in the field (which may require a<br>
> dispatch to remote sites, which gets expensive<br>
> real quick). AFAIK, unless you are purchasing<br>
> in quantities of six (plus) figures, none of the<br>
> companies sell their desktop supplies directly<br>
> to consumers.<br>
><br>
> My "go-to" supplies (based on what is currently<br>
> in my power supply storage box) for a 5V 2A<br>
> supply(**) is the (real, not cloned/fake(***)) Delta<br>
> ADP-10SB Rev H, and for 5V 4A supplies the<br>
> EADP-20NB Rev C/D, all of which I choose<br>
> primarily because I could usually find them(****)<br>
> NIB at a local surplus store for a deep deep<br>
> discount (note the models and revs matter, there<br>
> are various form factors and power plugs and tips<br>
> associated with the various variants; you may<br>
> find other models/revs that would be better for<br>
> your particular use case, but you need to do<br>
> your research carefully to pick them, and no, I<br>
> do not recall where the magic decoder ring is<br>
> for the model and rev numbers).<br>
><br>
><br>
><br>
><br>
> (*) Every manufacturer has had good and bad<br>
> designs. A brand is not a guarantee that you<br>
> have chosen a good design, or that your sample<br>
> is good.<br>
><br>
> (**) I do not bother with 1A supplies. I could get<br>
> the 2A version sufficiently cheaply that it was not<br>
> worth my time to try to store another type, and<br>
> it avoids the (embarrassing) mistake of plugging<br>
> a USB powered device into some 5V powered<br>
> (arm) device and watching everything go sideways.<br>
><br>
> (***) Unfortunately, because some miscreants<br>
> know that some people will look for the name,<br>
> they have chosen to create clones of a lessor<br>
> quality (and usually a lessor price to attract the<br>
> buyer).<br>
><br>
> (****) Planning and patience is a virtue. The<br>
> local surplus store stock comes and goes.<br>
> Since I knew what I wanted, and did not have<br>
> an immediate need (again, I try to have spares<br>
> available on cold standby, which is a nice way<br>
> to say they are piled in a spare power supply bin),<br>
> I could wait until they next got acceptable stock<br>
> (in some cases, for some items, they never get<br>
> additional stock).<br>
></p>
<p dir="ltr">Thanks as always for the detailed response. Will ask around for reputable surplus stores in Toronto. <br><br></p>