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Topic: ANTMINER S7 is available at bitmaintech.com with 4.86TH/s, 0.25J/GH - page 312. (Read 527809 times)

full member
Activity: 182
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Once I was running a decent number of s5's had to switch to 240.
It really is simple and is much safer, less heat.

I ran a 125 amp sub panel from the 250 amp main to three 30 amp breakers about fifteen feet to L630 PDU's. Less wires and more tidy, need to work on heat mitigation though. I planned on October to be a bit cooler in Texas, but I was mistaken... I am taking the CFM approach since relative humidity is very low, at least for the next few months. Tongue


Ufo
full member
Activity: 182
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Sigh,


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Date   2015-09-28 00:00:00



Ufo


full member
Activity: 140
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Fuck, I can't sleep. I'm too worried that the 6x miners I receive tomorrow will be from Batch 2, and under perform. Then I'm basically fucked, don't know how I will react or what I will do.
/sad
/angry
/pissedthefuckoff
hero member
Activity: 770
Merit: 523

But everyone should be careful on this you cannot in most cases pop off a 15 amp breaker and throw on a 30 amp.  Just is dangerous with wire that is not up to it.

I'd say that is pretty much a rule.  Few, if any, houses in the USA have oversized wire in them.  Replacing a 15amp breaker with a 30 amp one, and then loading it, is a great way to start an electrical fire.  Its also not going to get you 220V in most cases, since any 220V breaker is a "double" (since it has to span both legs inside the panel box).

And 220/240 really is nice I don't mean to scare others from it.  After trying it on a line I love having all the power on a PDU, much nicer then 110/120 on power limits.

I plan if my mining area needs any more electricity it will be 240 at this point.  But I installed so many at beginning I doubt I need to run some in near future.  Getting rid of dragon, and S4's freed up quite a bit of my space.

But honestly with how mining is going now day's with power I suggest people look into 240 if possible.  For some it never will be possible and I realize that.

Once I was running a decent number of s5's had to switch to 240.
It really is simple and is much safer, less heat.
legendary
Activity: 1456
Merit: 1000

But everyone should be careful on this you cannot in most cases pop off a 15 amp breaker and throw on a 30 amp.  Just is dangerous with wire that is not up to it.

I'd say that is pretty much a rule.  Few, if any, houses in the USA have oversized wire in them.  Replacing a 15amp breaker with a 30 amp one, and then loading it, is a great way to start an electrical fire.  Its also not going to get you 220V in most cases, since any 220V breaker is a "double" (since it has to span both legs inside the panel box).

And 220/240 really is nice I don't mean to scare others from it.  After trying it on a line I love having all the power on a PDU, much nicer then 110/120 on power limits.

I plan if my mining area needs any more electricity it will be 240 at this point.  But I installed so many at beginning I doubt I need to run some in near future.  Getting rid of dragon, and S4's freed up quite a bit of my space.

But honestly with how mining is going now day's with power I suggest people look into 240 if possible.  For some it never will be possible and I realize that.
hero member
Activity: 770
Merit: 523
Beginning to think that they are out of product.
More orders than can be filled.
sr. member
Activity: 470
Merit: 250
Better to have 100 friends than 100 rubles

But everyone should be careful on this you cannot in most cases pop off a 15 amp breaker and throw on a 30 amp.  Just is dangerous with wire that is not up to it.

I'd say that is pretty much a rule.  Few, if any, houses in the USA have oversized wire in them.  Replacing a 15amp breaker with a 30 amp one, and then loading it, is a great way to start an electrical fire.  Its also not going to get you 220V in most cases, since any 220V breaker is a "double" (since it has to span both legs inside the panel box).
legendary
Activity: 1456
Merit: 1000

Brilliant! However, there were only a few people that ordered or had EVGA 1600 Gold or Plat, hence problems. In addition, unless you install a 220v circuit, you are limited to oven/dryer outlet with Bitmains's PSU (in US at least).


Hardly.  I'm USA based and simply dropped (2) 30amp 220V circuits onto a wall and run PDUs from them.  Bought some power cords to match online and have been riding golden on my mining equipment every since.

well, you did install 30amp 220v circuits-exactly like I said above. I talked to electrician and he said that the wire gauge in my house is less than needed for 20-30amp circuits. I forgot the exact number-14 needed, I think. I hope that you have the right wire, but I don't-I could price it with electrician, of course, but did not get to it yet.

Depending on how far it is from breaker box to mining area, it's not that hard to get the proper gauge ran to it.   If you can run outside and not through walls it's even better (does not really work for houses only mining areas).

But everyone should be careful on this you cannot in most cases pop off a 15 amp breaker and throw on a 30 amp.  Just is dangerous with wire that is not up to it.
full member
Activity: 140
Merit: 100
Hmmm.  Using BitcoinCZ stats as a basis, my current 6.7TH of ASIC farm ((2) S3s, (3) S4s) pays about 0.005 BTC per found block and that pool finds half-a-dozen or so blocks a day.  If I'm doing the math right, if I solo mined BTC and had average luck, I could find a bit under 1 coin per month solo mining, or 25+ months per block.

Is that what you recommend?  Run for 2 years and hope I find a block, with nothing in between?

Seems to me that unless your spending thousands a month in electricity, pools are not really an option anymore (e.g.  "not an option, a necessity").

I'd recommend using p2pool or if you don't want to run your own pool server, find a p2pool sub-pool.

NastyPool is a 0% fee p2pool sub-pool and offers some unique options such as our exclusive NastyPoP weekly payout method.  Check it out: https://bitcointalksearch.org/topic/p2pool-nastypool-0-fee-prop-on-pplns-ipv6-support-bonus-credits-306611 or https://nastyfans.org/nastypool/

Could you refer to a good tutorial for installing a p2pool on linux? (I pref debian). I'm currently running a node on Ubuntu 14.04, so that works too! Tongue
I've been using http://eligius.st/ with good results so far, but it's always fun to run your own shit! Cheesy
donator
Activity: 4760
Merit: 4323
Leading Crypto Sports Betting & Casino Platform
Hmmm.  Using BitcoinCZ stats as a basis, my current 6.7TH of ASIC farm ((2) S3s, (3) S4s) pays about 0.005 BTC per found block and that pool finds half-a-dozen or so blocks a day.  If I'm doing the math right, if I solo mined BTC and had average luck, I could find a bit under 1 coin per month solo mining, or 25+ months per block.

Is that what you recommend?  Run for 2 years and hope I find a block, with nothing in between?

Seems to me that unless your spending thousands a month in electricity, pools are not really an option anymore (e.g.  "not an option, a necessity").

I'd recommend using p2pool or if you don't want to run your own pool server, find a p2pool sub-pool.

NastyPool is a 0% fee p2pool sub-pool and offers some unique options such as our exclusive NastyPoP weekly payout method.  Check it out: https://bitcointalksearch.org/topic/p2pool-nastypool-0-fee-prop-on-pplns-ipv6-support-bonus-credits-306611 or https://nastyfans.org/nastypool/
sr. member
Activity: 470
Merit: 250
Better to have 100 friends than 100 rubles
. You all seem to give a fcuk on anonymity and also give a fcuk on keeping the chain well distriputed and healthy by your greedy poolmining...


Hmmm.  Using BitcoinCZ stats as a basis, my current 6.7TH of ASIC farm ((2) S3s, (3) S4s) pays about 0.005 BTC per found block and that pool finds half-a-dozen or so blocks a day.  If I'm doing the math right, if I solo mined BTC and had average luck, I could find a bit under 1 coin per month solo mining, or 25+ months per block.

Is that what you recommend?  Run for 2 years and hope I find a block, with nothing in between?

Seems to me that unless your spending thousands a month in electricity, pools are not really an option anymore (e.g.  "not an option, a necessity").

legendary
Activity: 1456
Merit: 1000
I had 2 orders marked as shipped; the first from 9/9 and the second from 9/18. 

Trust me neither one is shipped yet with those dates. They marked just about all as "shipped"

That would be very scammy to do. I did not think about that but that is sad to even think of them doing.

The compensation is so very small if they do anything to make it appear as shipped earlier... that would be bad news.  Is this happening to a lot that are still waiting on S7 B1?   I guess I should not be shocked but I am.
legendary
Activity: 1008
Merit: 1001
Hmmmm....
$2k plus miner underperforming in Batch 1 + Batch 2, Batch 3 may meet the specs. Almost no response from the manufacturer, no refunds on almost one month waiting.
Well, BITMAIN started well in 2013 but the more i read this thread, the more i seem to realize how greedy BTC has turned out to be, and honestly, there is absoloutely no differnce in governments faking FIAT and a small anarchist group called BTCminers and their farms. (Well blockchain analysis tops this nonanon- and noncryptocoin!)

This isn't BTC's idea since over two years anymore. You all seem to give a fcuk on anonymity and also give a fcuk on keeping the chain well distriputed and healthy by your greedy poolmining...

Shut down your miners for a week and go play with your children and have a laugh with your beloved ones, this is just an insane power spoiling industry with scams everywhere and mistrust behind every corner.

Whish you a nice evening guys  Roll Eyes
hero member
Activity: 588
Merit: 500
Yes agreed, even my Antrouter R1 was marked as.


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Date   2015-10-08 00:00:00


Rich
legendary
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I had 2 orders marked as shipped; the first from 9/9 and the second from 9/18. 

Trust me neither one is shipped yet with those dates. They marked just about all as "shipped"
hero member
Activity: 770
Merit: 523

Brilliant! However, there were only a few people that ordered or had EVGA 1600 Gold or Plat, hence problems. In addition, unless you install a 220v circuit, you are limited to oven/dryer outlet with Bitmains's PSU (in US at least).


Hardly.  I'm USA based and simply dropped (2) 30amp 220V circuits onto a wall and run PDUs from them.  BBought some power cords to match online and have been riding golden on my mining equipment every since.

well, you did install 30amp 220v circuits-exactly like I said above. I talked to electrician and he said that the wire gauge in my house is less than needed for 20-30amp circuits. I forgot the exact number-14 needed, I think. I hope that you have the right wire, but I don't-I could price it with electrician, of course, but did not get to it yet.
My 10 gauge is orange.
Flipped to 220v a while back . Just put in a 125amp subpanel hanging off the main panel with a 125 two plow breaker. Just have to get juice from both legs.
Using 30a pdu with nema L6-30
Wires and breaker are much cooler this way.





I ran mine straight from the panel, with the 10 gauge wire required for a 30 amp circuit, into a new 30 amp 220V breaker.

FYI:  Within a US household and associated typical run lengths:

14 gauge wire (often with a white covering) is rated for 15 amps
12 gauge wire (often with a yellow covering) is rated for 20 amps
10 gauge wire (typically with a black covering) is rated for 30 amps

voltage doesn't matter with regards to wire thickness - at least at the voltages we are talking about.

All of this, including how to install such a circuit, is available in a ~$10 book on wiring available in most Home Depots or Lowes type stores.  Of course, only do what you are comfortable doing.
legendary
Activity: 1260
Merit: 1006
Mine for a Bit
I had 2 orders marked as shipped; the first from 9/9 and the second from 9/18. 
hero member
Activity: 770
Merit: 523
So I got my shipping notification from bitmain via email this morning.





Interesting that bitmain claims that it was supposed to be shipped on the 28th of September but it only went out on the 8th of October. Guess they decided to stress test it for another 12 days to make sure I got a good unit!  Roll Eyes

Tracking details are a thing of beauty
legendary
Activity: 1150
Merit: 1004
Does anyone know how to track by reference with FedEx? I've tried using my Bitmain order number but doesn't find anything.

It's as if the FedEx track-by-reference form is assuming that you're tracking a shipment that you shipped, not one that you're going to receive. Maybe the FedEx perspective is why would a receiver know the shipper's reference.

Anyway, if my order actually has shipped, I have no way to confirm it, no idea when it will get here, and no way to plan.

I realize that things are probably busy and chaotic at Bitmain now. But it really would help if they could provide reasonable information.

I'm not getting any information by email, and their support system has always been useless, even at the best of times.
newbie
Activity: 8
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My order was placed on 8/31 in USD - payment was not confirmed until 9/10 - power supplies shipped shortly after that and the order showed as shipped.  I just searched my address on UPS and have discovered that the S7's appear to be coming by end of day 10/14.  No additional shipping notice from bitmain.  I did receive a shipping notice when the PSUs shipped - it seems as though their system doesn't really support backorders - I wonder if there is no subsequent shipping notice because their system thinks it is already shipped?

At any rate, they will be a bit late according to their promise, and quite a bit later than I hoped they would be, but I'll be glad to get them up and running.
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