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Board Computer hardware
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SOLD KncMiner NEPTUNE 3.0-3.5 TH/s+ Bitcoin Miner 2nd batch 20nm IN HAND NIB
by
Winsome
on 12/09/2014, 11:02:37 UTC
3TH+ Bitcoin Miner. Current high bid on ebay is only $3600

no reserve, free standard shipping, auction ends TODAY!
12 month fully transferrable manufacturer warranty.
Shipping to Confirmed addresses in USA only.

Manufacturer notes:
Most full stock Neptunes deliver around 3.3-3.5 TH/s on average
over a 48 hour period, while consuming around 1950 watts at the wall.
This works out to a record-breaking 0.57 watts per GH/s.

NOT vaporware like other promised hardware, this is available NOW and auction ends today.

(Retail price on KnC website: $5995 + shipping and only 3 month warranty)
Post
Topic
Board Auctions
Re: KNC Neptune for auction - no reserve - SILENT AUCTION SEE DETAILS
by
Winsome
on 04/09/2014, 15:56:21 UTC
Which escrow are you using?
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 26/06/2014, 20:41:37 UTC
Just ask for refund for my titan order and they say all sales are final... KNC become so lame company and tread customers as slaves ...

Why would you ask for a refund? KnC said from Day 1 there would be no refunds on Titans.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 26/06/2014, 20:00:14 UTC
the ax1200I should be able to run the neptune without any special bootup procedures right?

Based on what Neptune users have reported thus far, you WILL need special bootup procedures for this PSU. See KnC's troubleshooting guide under the heading "PSU powers off when ASIC boards are connected".

If you haven't bought your PSU yet, get EVGA 1300W Supernova G2, good reports so far. Or Seasonic X-1250.
Or, 3 x Cooler Master V850.

I understand what you mean

So what about 2 ax1200is for 4 neptune cubes and then run the controller and 5th cube off of another 800 or so watt PSU -- that would work without any special bootup procedures right?(i'm asking this because my friend has spare ax1200s)


I don't know if this will work or not. The thing is, the ax1200 just doesn't like to zoom from 0-1000W in a few seconds (or else it shuts off).
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 26/06/2014, 18:57:37 UTC
the ax1200I should be able to run the neptune without any special bootup procedures right?

Based on what Neptune users have reported thus far, you WILL need special bootup procedures for this PSU. See KnC's troubleshooting guide under the heading "PSU powers off when ASIC boards are connected".

If you haven't bought your PSU yet, get EVGA 1300W Supernova G2, good reports so far. Or Seasonic X-1250.
Or, 3 x Cooler Master V850.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 26/06/2014, 15:05:08 UTC
Is anyone having problems with Neptune's shutting down due to thermal issues or is this yet more FUD being spread by haters and envious ne'er do wells towards KNC ?

Anyone who? Only 1 Neptune is in the wild!

I figured you'd be lurking somewhere nearby RoadStress … you are never late to a KNC FUD party and your merry band 'o gentlemen can not be far behind. Now that we have OKAVNGR and RS in play, where is the raskul when you need him ?

If we want to start discussing bitcoin miners that you could cook breakfast on, lets start with that howler the SP10.

Thanks for the heads up on some of the trolls to watch out for. As a new member and soon-to-be Neptune owner, I have found this to be a "Wild West" forum for someone like myself. Just here looking for some straight info that might be of benefit to me, and to make a few sincere posts of my own Cheesy


By Wild West you mean differing opinions? Yes, we have those here. You can choose which to believe. This forum is a good forum and you have a lot of technical people here with various backgrounds that can help you if you have a question. Welcome to the forum from the Ho Ho Troll.

Thanks for the welcome, Ho Ho! I agree that there are a lot of technical people that offer great help here.

Differing opinions are fine, but I'm glad I did my research before reading this thread, because there is also a lot of unmoderated misinformation in this forum (some of it downright malicious). Mining is treacherous enough without individual posters trying to trip you up too!
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 26/06/2014, 14:53:49 UTC
Neptune trouble shooting guide out now:
http://forum.kncminer.com/forum/main-category/hardware/48166-neptune-troubleshooting-guide

Ridiculous procedure to make up for knc's lack of testing.

And hilariously, the 6 steps lead you to hash at full speed to incorrect pool  Cheesy

1. Disconnect all ASIC boards
2. Power on the miner with only the controller board. Once in the GUI, change your pool details to something that is incorrect ( Yes, that is right, since we do not want the ASIC boards to hash at this moment but we still need access to control the ASIC boards)
3.Power down the miner, then re-connect your ASIC boards.
4. Access the GUI and navigate to the advanced tab, once you are here you should change the clock frequency from 450MHz to 50MHz.
5. Finally, gradually increase the clock frequency in increments every few minutes until you reach 450MHz.
6. Your PSU will then work correctly while your miner hashes at full sp

FUD Alert. The 6 steps are only required if you choose certain PSUs eg. Corsair 1200. The steps are not normally necessary with single rail PSUs, eg. good choice is EVGA 1300W G2 Supernova.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 26/06/2014, 14:45:30 UTC
is ok 2 corsair ax 1200 i platinum?

that would be my PSU of choice. without having looked at the exact spec, i'd assume that would suffice to power your new Neptune.

It is correct that the Corsair has enough power, but you will have issues if you use it with a Neptune. With the Corsair, you'll need to use the workaround described in KnC's troubleshooting guide, and/or be prepared to tinker!
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 25/06/2014, 14:05:52 UTC
Neptune unpacking/setup video (someone else's, not mine):

https://www.youtube.com/watch?v=Zxd3YI2SY2M
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 25/06/2014, 12:55:25 UTC
I use 1 EVGA 1300 G2 + 1 Seasonic 850 Gold, and no problem - hash between 2.95-3.45Th


SuperJup or Neptune?
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 23/06/2014, 18:20:27 UTC
Probably more rigorous DIY is needed by replacing the whole metal-plate (and fasten the Tower in a different way).

I would probably go back to the old mounting method for the heatsink plus separate VRM heatsinks, I suspect that will provide a better setup since you can get better contact with the individual VRM heatsinks.

Yes that is the idea... and some additional Fan's as well.

if you're serious about mounting the radiator the old way (turn the radiator 90o, using the long bar/plate) and mounted using the two holes (the one to the right of the 10 pin and the other on the opposite side of the ASIC) - depending on which radiator they used as well, I've got the hardware to do it..
 
  I still have some of the plates, etc. to put it all together (similar to what I put together for the "Super Jup").
  I'm also working on a base/mount that you can put all the boards on (similar to the Jupiter)

  Any design ideas are very welcome!

I'm interested, I saw your work for the "Super Jup" and it was impressive! Are you thinking of something where we remove the Neptunes from their cubes and mount them on your base, plus associated plates and pieces? Or, are you going even further and thinking of a rackmount unit of some kind  Shocked
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 23/06/2014, 16:22:34 UTC
Maximum operating temperature of the BMR46x series is 125 C.

http://archive.ericsson.net/service/internet/picov/get?DocNo=28701-EN/LZT146435&Lang=EN&HighestFree=Y

Elenelen, when you get a chance could you please read the numbers on the two black 8 pin packages near the side of the board and post them here ?


There is no way to read anything on those VRM-boards: completely covered with the aluminum plate.



Not the VRM boards, the two 8 pin packages near the edge of the board please. They are in plain sight in the recent photo posted here ( https://bitcointalk.org/index.php?topic=170332.msg7436143#msg7436143 )

Elenelen, have you had a chance to check these 8 pin packages yet? I'm curious to know too.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 23/06/2014, 15:57:52 UTC
KnC confirmed today that all Neptune "Customers who have previously requested a refund will receive their refund, they will not have any miners shipped to them."

They also confirmed that for people whose refund is not already in the queue and are trying to request one at the last minute: "All orders are now finalised, no details can be changed at this late stage. This also includes any minor changes, such as shipping address modifications. All information is now locked in and has been given to our manufacturing facility."

So if you hung onto your order right down to the last week of Q2, time to start planning on how/where to install your Neptune!

the source of such information? until what time did they set up the deadline? I am not informed about this at all.

I'm directly quoting KnC forum, check it yourself.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 23/06/2014, 15:47:37 UTC
KnC confirmed today that all Neptune "Customers who have previously requested a refund will receive their refund, they will not have any miners shipped to them."

They also confirmed that for people whose refund is not already in the queue and are trying to request one at the last minute: "All orders are now finalised, no details can be changed at this late stage. This also includes any minor changes, such as shipping address modifications. All information is now locked in and has been given to our manufacturing facility."

So if you hung onto your order right down to the last week of Q2, time to start planning on how/where to install your Neptune!
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 23/06/2014, 15:01:26 UTC
Probably more rigorous DIY is needed by replacing the whole metal-plate (and fasten the Tower in a different way).

I would probably go back to the old mounting method for the heatsink plus separate VRM heatsinks, I suspect that will provide a better setup since you can get better contact with the individual VRM heatsinks.

Hey padrino, can you point to a link for this method, for those of us who don't know "the old mounting method".
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 23/06/2014, 14:54:04 UTC

I think they must be burning in everyone's Neptunes before shipping next week.  Holy shit!  That is a bunch of new Hash power hooked up to the network.

That's the most likely explanation, especially since the number fluctuates both up AND down (currently 6%). At least, I EXPECT them to do a 24-48 hour burn-in on the boards before shipping them to me.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 22/06/2014, 16:29:45 UTC
Hey guys/gals(if any), shipping of the Neppy's is nearing ever so closely..has anyone done the mining calculations? one of my friends has 4 Neppy's incoming batch 2(order #180XX), he is pretty upset now because after doing his mining calculations he told me he would be lucky to mine 30BTC by Dec 2014 with all 4 Neps hashing away, is this true Huh? can anyone elaborate with possibly some calculations from more seasoned mining veterans?

~Thanks

According to http://www.bitcoinx.com/profit/, as a Batch 2 customer, I expect to nearly pay for my original Neptune unit by the end of year including power costs. My profit will be found in 5 months of mining with the second unit, and in selling the used units at a greatly reduced rate when I'm done with them.

Of course, any predictions beyond a couple months are difficult to make with accuracy. And as with most investments such as stocks etc., "past performance is not indicative of future earnings". No way to be sure of anything.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 22/06/2014, 00:24:43 UTC
Is anyone having problems with Neptune's shutting down due to thermal issues or is this yet more FUD being spread by haters and envious ne'er do wells towards KNC ?

Anyone who? Only 1 Neptune is in the wild!

I figured you'd be lurking somewhere nearby RoadStress … you are never late to a KNC FUD party and your merry band 'o gentlemen can not be far behind. Now that we have OKAVNGR and RS in play, where is the raskul when you need him ?

If we want to start discussing bitcoin miners that you could cook breakfast on, lets start with that howler the SP10.

Thanks for the heads up on some of the trolls to watch out for. As a new member and soon-to-be Neptune owner, I have found this to be a "Wild West" forum for someone like myself. Just here looking for some straight info that might be of benefit to me, and to make a few sincere posts of my own Cheesy
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 21/06/2014, 18:47:02 UTC

The only reason I didn't refund my $10k was both cloud hashing and the second Neptunes.

If this is true! Cancel my cloud hashing!

I regret not refunding, I'll never make my money back at this point.

I didn't ask for refund because of the same reasons as yours. Even though it is difficult to get back the refund with both cloud hashing and second neptune, I treated KnC's previous announcements as a positive sign to care for the customers. I didn't expect they will f--- the customers like this!

I don't get it. You can still refund Monday if you like, so why don't you? It may take a few weeks, but KnC will always honor refund requests as long as you make the request before the item ships.
Post
Topic
Board Mining (Altcoins)
Re: Swedish ASIC miner company kncminer.com
by
Winsome
on 20/06/2014, 21:20:15 UTC
Hey guys... but if the NeptuneS are made of 5 boxes, how would this fit with the mini-neptunes??   5/2... so, they'll split one chip with hello-kitty paper-scissors or new designs will reach the foundry soon...!?

About the infamous "hash while we trap you"... could someone please confirm that, to NOT LOOSE the bonus machines, I have to SIMPLY IGNORE the "Plan B" email and its link... or maybe I've to explicitly follow the link and "make a choice" like I WANT TO KEEP MY BONUSES, AS IT SHOULD BE...?    

Thank you so much in advance! Smiley

Cheers!
-akw-

This is correct. Ignore the "Plan B" email and its link and all will stay intact, according to best knowledge thus far.