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4061  Bitcoin / Mining support / Re: Antminer S5 - Underclock - Undervolt - Best J/GH on: August 19, 2015, 07:00:57 PM
Very well done. I guess it is not possible to check the voltage on a chip by chip basis to see if there's some issue somewhere?
4062  Economy / Services / Re: [BIT-X.com] OPEN SPOTS Earn Bitcoins by Posting | Signature Campaign on: August 19, 2015, 05:43:22 PM
I have received my full payment this morning for last week (capped at 0.08, i been doing consistently more than 100 posts per week), but the missing payment from 2 weeks ago was supposed to be pushed along with it. It did not.

I'm assuming its because it was added as post count to the bot and there is a limit in place at the moment, so i did not receive the 6 missing posts. However now missing an additional 10 posts from last week's payment at 0.0008 for a total of 0.0128BTC.

Should i PM again? I didn't get a reply from the PM 1 week ago to Bitcoin_boy$ and few days ago to Marco.


Thanks i received a reply in PM and this was resolved perfectly. Kudos. The best campaign around.
4063  Economy / Services / Re: [BIT-X.com] OPEN SPOTS Earn Bitcoins by Posting | Signature Campaign on: August 19, 2015, 02:54:00 PM
I have received my full payment this morning for last week (capped at 0.08, i been doing consistently more than 100 posts per week), but the missing payment from 2 weeks ago was supposed to be pushed along with it. It did not.

I'm assuming its because it was added as post count to the bot and there is a limit in place at the moment, so i did not receive the 6 missing posts. However now missing an additional 10 posts from last week's payment at 0.0008 for a total of 0.0128BTC.

Should i PM again? I didn't get a reply from the PM 1 week ago to Bitcoin_boy$ and few days ago to Marco.
4064  Other / Archival / Re: Diff thread Aug 8 to Aug 22nd picks are closed. Good luck! on: August 19, 2015, 12:13:59 AM
coins are tanking like a mother fucker!  222 at coin base!

I posted this on another forum but perhaps relevant here too:



I just purchased some I got in at 222 .

I feel for those that grabbed a few s-5+'s

BTW  the  price tank happened right after bitmaintech stopped sales on both the s-5 and the s-5+

Look like you made some quick buck. Or could have. (Jumped up to 230 before dropping again)
4065  Bitcoin / Mining support / Re: Antminer S5 - Underclock - Undervolt - Best J/GH on: August 18, 2015, 11:15:17 PM
On the buck converters, as VirosaGITS says and particularly as we are undervolting I think 1 per board would do. However I cannot see myself risking one an an S5 hash board. I also have my doubts if they will meet the efficiency gains. I agree that potentially they are a neat solution, but feel that I / We / Someone will need to find a way of reducing the voltage on a Server PSU, if we are not just going to throw away everything we have gained. As I said I have a couple of different ones here which I will look at when I get time.

The controller board takes it's power from one hash board, definitely some of that comes from the separate 4 pin connector. I am unsure if it also takes any voltages from the 18 Pin connector?

Rich

they will do the job I have used them before.  I used the 10 amp version and it pushed 9 volts and 93 watts 24/7 for weeks.  I know the 10 amp version works well and it did approach 95% efficiency as it was listed.

the 15 amp version is rated 98%  under ideal conditions..  basically dropping from 12 to 10 or 12 to 9 is not like dropping from 24 to 5 .

Also if you use a fan with them they will even work better.

Since I plan to go down to 9.5-10 volts  and use around 100 -105 watts a rail  I am 106 of 150 which is  under 80%   the safe  24/7/365 is to derate be 20%  so under 120 watts and I will be good to go.

Well that is the good new the bad news is amazon sent me the wrong order today  they sent 1 15 amp piece and a 3 amp piece.

So I am exchanging the  3 amp for a 15 amp piece.

Even if all this works out at 15 bucks a rail it cost too much

30 an s-5

and I think 18 x 15 or 270 for an s-5+  

for now I am dead in the water until I get the second one replaced.

Why not run a single board for now?
4066  Bitcoin / Mining support / Re: Antminer S5 - Underclock - Undervolt - Best J/GH on: August 18, 2015, 11:06:51 PM
All i can add to that 1 connector per board thing is that users report running with only 1 connector at stock settings without any problem, as its within the 300w spec per connector i believe.

At least i can say doggie is very vocal about this and if you take a look at the S1 or even S3 to an extent they run at 250w and 220w watt per connector. So an undervolted S5 as per the graph start at that margin and then only go lower.

So unless the connector has some weird mechanic where they don't work because A go up for V to go down, they should be fine since its ultimately lower watt than the max in any case.
4067  Economy / Exchanges / Re: ------------> BECAREFULL FROM THE BIT-X Debit CARD !!- <--------------- on: August 18, 2015, 11:01:58 PM
What?? I think you are drunk as your english and out of your minde , look read the thread again and try to understand the main point, (take it easy ok?) we are not talking about funds being locked , what kind of weed do you use ?

Well you mention it here;

Quote
How can i use all my money while They have a dark hole.

They wanna put 30% in a virtual door.

Reply supporting that you can't withdraw in that post here;

Quote
Quote
only allowing the 70% of the total balance per transaction would be annoying for the people needing to withdraw all.
Yep, That really made me angry, and the worst part i was going to buy it without reading the full bit-x rules  Angry  ,   F****k.

And here:

Quote
Lets Say i have 100USD and i want to withdrawl all the money (urgently)...*snip*

Which is where i said you missed the point, you don't have 100USD on the card, you have BTC. Which you can withdraw normally regardless of using the card or not.

Are we done playing? I would really feel bad for marco if he had to pay me for these posts.
4068  Economy / Exchanges / Re: ------------> BECAREFULL FROM THE BIT-X Debit CARD !!- <--------------- on: August 18, 2015, 10:40:30 PM
I'm sorry, i assumed you were from a developed country where people commonly know what a Debit card is.

The concept of a card that let you spend money contained within an account balance isin't a new thing. If you don't understand how it work, i welcome you to read up instead of spreading FUD. Which is what i meant by spam.

https://en.wikipedia.org/wiki/Debit_card
https://bit-x.com/guide/bitx-cards



WHAT THE FUCK ARE YOU TALKING ABOUT OMG!!!!! WE ARE TALKING ABOUT THE 70% LIMITS, WHY ARE YOU TALKING ABOUT DEBIT CARDS ARE YOU CRAZY ??


Stop spamming. I already told you. The rest isint locked you can withdraw it. It's not hard to understand. Move on, please.
4069  Bitcoin / Mining support / Re: Antminer S5 - Underclock - Undervolt - Best J/GH on: August 18, 2015, 10:33:12 PM
Putting aside the costs for the moment, I would urge caution in working with the step-down bucks. It seems to me that you'll need to use one buck per PCIe socket. That would only get you 15A for the one socket, and I wonder if that will supply enough current for the blade (i.e. 150W @ 10V). The bigger hazard then might be in thinking that you could use a second buck for the other PCIe socket on the same S5 hashing blade. As I understand the S5 hashing blade, Bitmain cautions you NOT to use two different power supplies (or rails) to the same blade, since it's unlikely they will have exactly the same value on the 12V lines, and the two supplies will "fight" over the result, and it might not end well. If you use two buck's, then you effectively have two different rails going into the same hashing blade, even if they originated from the same power supply.

I am NOT an electrical engineer by trade, and it may well be possible to get the buck voltages close enough that it won't matter. I am certain if you need more than one buck per hashing blade it will be important to get them very close in their voltage.

If you can get somebody like sidehack to weigh in on this and tell me I am full of sh*t, that would be swell. I just didn't want something to get damaged (e.g. an S5 blade, a buck) without considering the possible ramifications of using adjustable step down buck converters.

One thing I have always wondered: Where does the controller get it's power from? One specific hash blade or what? That might also factor into this as well.

Best of luck, Phillip!

Hmm, unless i missed something. Why use 2 connectors? Just 1 connector should be fine?
4070  Economy / Exchanges / Re: ------------> BECAREFULL FROM THE BIT-X Debit CARD !!- <--------------- on: August 18, 2015, 10:00:38 PM
I'm sorry, i assumed you were from a developed country where people commonly know what a Debit card is.

The concept of a card that let you spend money contained within an account balance isin't a new thing. If you don't understand how it work, i welcome you to read up instead of spreading FUD. Which is what i meant by spam.

https://en.wikipedia.org/wiki/Debit_card
https://bit-x.com/guide/bitx-cards
4071  Economy / Exchanges / Re: ------------> BECAREFULL FROM THE BIT-X Debit CARD !!- <--------------- on: August 18, 2015, 09:11:01 PM
There should be something like an "Emergency Withdrawal" wherein the person would need to withdraw all his funds. There can be a security measure as well for such Emergency Withdrawals that can prevent any unauthorized activity or fraud.


If the 30% restriction is for the case of fees, then there can be an initial deposit (like many companies have wherein the user has to pay an initial deposit to pay the fee) and then the person can withdraw the entire balance as he has already paid the fees.


Sir you are too stupid that i cant even find words to reply to you, but (i will try) :

How could you believe a stupid lie about fraud preventing (on bitcoin) using a 70% rule ? and haha i can hardly reply i swear im suffering anyways look:

u made me laugh when you said "security measure" to withdrawl MY BITCOINS, Do you mean like paypal ? if so even paypal dont do that on thier mastercard or payoneer, neteller.....; (70%  Grin kidding me ? ) . and also you've forgot about the ATM daily Limits  Grin


People like you are the reason for the next blockchain scampages. (i think now i need some leads and a good smtp).

@bold: You're right as you seem to be sick. Get well soon as you're just trolling.


Actually im sick (suffering) from replying to people like you , and if you think all this is a troll than yes im trolling .

You are also spamming. Purposely replying random things.

Your card let you spend BTC on your balance. Its not a prepaid gift card. I'm even surprised people are actually getting confused by what you're saying.

You just using available funds from your balance, you're limited to 70% debit SPENDING in one transaction, you can do whatever you want with your BTC balance, its not locked you can add or withdraw to it.

I'm not sure why a spammer such as you is still around.
4072  Other / Archival / Re: Diff thread Aug 8 to Aug 22nd picks are closed. Good luck! on: August 18, 2015, 09:03:32 PM
looks to me more like a altcoin, or an sabotage of the bitcoin or an take over....

It's actually how it's supposed to work. There is no central authority to approve changes. Anyone can come up with a fork, I could make a code change that gives me a million coins and tell everyone to start using it. Obviously I'd be told to stuff it into various cavities but if someone comes up with a reasonable fork and asks to join and gets the consensus - it will happen.

Can't a core version with progressive block size increase code be submitted and if it get adopted by enough people, the whole network change to it without causing Earth shattering event where everyone flees and dump BTC with an additional 200 posts per hours about "THE END IS NEAR" like this is 31/12/2011 or something?

What XT is proposing is something like that (once 75% of blocks are mined on the new version we MIGHT start seeing larger blocks). And it's based on the same "core" source code that we're all currently using so if it's accepted it would be the new "core" albeit with a different name perhaps.

Any change to the block size would require a hard fork so whether it's called XT or something else it would be roughly the same outcome.

I see. I was kind of hoping "Satoshi" would have foreseen this eventuality and prepared a way to soft-ish fork by just voting on feature with hashpower. Clearly he did since the 1mB block was to keep it small for starters but why not prepare for the upcoming fork.
4073  Other / Archival / Re: Diff thread Aug 8 to Aug 22nd picks are closed. Good luck! on: August 18, 2015, 08:38:34 PM
looks to me more like a altcoin, or an sabotage of the bitcoin or an take over....

It's actually how it's supposed to work. There is no central authority to approve changes. Anyone can come up with a fork, I could make a code change that gives me a million coins and tell everyone to start using it. Obviously I'd be told to stuff it into various cavities but if someone comes up with a reasonable fork and asks to join and gets the consensus - it will happen.

Can't a core version with progressive block size increase code be submitted and if it get adopted by enough people, the whole network change to it without causing Earth shattering event where everyone flees and dump BTC with an additional 200 posts per hours about "THE END IS NEAR" like this is 31/12/2011 or something?
4074  Economy / Exchanges / Re: ------------> BECAREFULL FROM THE BIT-X Debit CARD !!- <--------------- on: August 18, 2015, 07:53:59 PM

At any given time you should be able to access 100% of your funds, seems shady

That's not "a way for them to scam".

You do have 100% to your funds at all times. However for debit card transactions, the maximum in one go is 70%.

You are still misleading people ok lets me help you to calculate the fees:

You said he have 100% of his funds at all times. than tell me :

Lets Say i have 100USD and i want to withdrawl all the money (urgently) how much you think i will get from the atm ? also dont forget the ATM usage limit and also tell us about the money that will always stay in the bit-X account Cause if we are able to use only 70% than there will be always small money left what bit-x will do with it Wink .... and because i know you have a tiny brain i will reminde you about the atm fees .....

I'm sorry. Can you explain how you're prevented from withdrawing all your fund?

1-Go to wherever, purchase 64$ of stuff.
2-Go on cellphone, withdraw BTC balance. (36$)
Request get processed.
100% withdrawn.

Where exactly did you get scammed or at what point was your funds locked?
4075  Bitcoin / Mining speculation / Re: Bitmain Antminer S6 and S7 Speculation on: August 18, 2015, 05:24:56 PM
Ah. Thanks philipma1957 i noticed the 2 unused connector and was wondering if the controller was able to run loaded 4 blades. This is pretty nice, it could be nice to pickup a S5 with defective controller board and double up effectively getting a second S5 for real cheap. Smiley
4076  Other / Archival / Re: Diff thread Aug 8 to Aug 22nd picks are closed. Good luck! on: August 18, 2015, 05:20:07 PM
OK, I'll bite: What "XT thing" are you mentioning? Is this some other alt-coin that uses SHA-256?

Bitcoin fork with larger blocks, which might or might not happen within the next few months. I would think this uncertainty could have an effect on price.

https://bitcoinxt.software/

Yea  has a fear factor to it.

It could hurt BTC or maybe not.  I see a lot of hedging on trading sites.

I was under the impression within moments of big blogs saying "OMG BITCOIN FORK INC" 10k BTC was dumped and priced dropped 10$ in minutes. Something about some pool or whatnot supporting XT + all the Chinese totally 44% or something.

Any FUD cause people to dump and run, heh.
4077  Bitcoin / Mining support / Re: Antminer S5 - Underclock - Undervolt - Best J/GH on: August 18, 2015, 02:37:39 PM
Possible good news on the S5+ design. Have had a look at the low res images of the Hash board front & back and as far as I can see there are multiple clock modules and unless my eyes deceive me I can see the level shifting diode missing from every interstage clock coupling.

So now the IF's  Smiley IF I am right on this then there is a clock module for every triple, 16 in total. So IF this is what makes the S5 undervolt it may well carry through to the S5+

Rich

Don't let skepticism ruin your mood. I think you'll make a bunch of friends if an affordable mod come out of this. Skepticism is a necessity to keep your sanity, here. Its always like this in public places where money is involved. Anyways;

Its a bit of a shame we can't do this mod for 0.001cent like you can with the S1 soft mod. I'd be interested to test this for fun if i/we find a convenient/dirt cheap way to test it out on separate units. Otherwise for now i'm far from being able to draw a benefit from doing this currently.

Beside maybe making the unit nearly completely silent. Which could make quite a few individual's wives very happy.

I fear i can't really contribute currently, as all i have available is a Multimeter and a 1.91 antminer from the same Batch as you.
4078  Bitcoin / Mining speculation / Re: Second hand S5 for Bitmain, are they worth ? on: August 18, 2015, 02:27:08 PM
The designation is given in the upper right corner of hashing board.
In the following topic you find photographs:
https://bitcointalk.org/index.php?topic=1151460.20

Hah i see, its written very small on my PCB so i missed it in my haste.

They are latest, 1.91 without mini heatsinks. (Read: from 1 miner)

Thanks,
I was afraid that sell older equipment . So for now this is the last version .

I don't think they would lie, they said it was batch 5 and newer equipment "only" used for 40 days. But to be thorough it would be nice if a few extra users confirmed they are indeed all 1.91s.

I think this is important because 1.91 has the underclocking possibility. More is mentioned in the link that I pasted .

Hah i see. Thanks for mentioning this. I was tired last night and just scrolled till i saw the pictures you were mentioning. Currently i'm more interested in overvolting than undervolting. My electricity cost make it so undervolting would just be a waste currently. (Overclocking to 393.75 shows only marginal efficiency GAIN instead of loss and i get 1.31~ pool side, probably because the fan doesnt take more and the PCB efficiency stays the same up until)

However it sound like fun and something to keep in mind if i cap my few breakers. I wouldn't mind testing it out for fun meanwhile. This also mean undervolted, you could run with some low CFM completely silent fans and have minimal hashrate loss during most of the year here.

I mean, no stock performance loss at 11.5v? But 20% less power draw!? That sound crazy to be honest. Deliberate attempt at reducing their hardware performance from Bitmain?

Could undervolt to 11v 300mhz for complete silentness during summer? Yeah 150-300GH loss isin't such a bad cost for saving your ear drums if you mine in an apartment like me.
4079  Bitcoin / Mining speculation / Re: Second hand S5 for Bitmain, are they worth ? on: August 18, 2015, 09:15:17 AM
The designation is given in the upper right corner of hashing board.
In the following topic you find photographs:
https://bitcointalk.org/index.php?topic=1151460.20

Hah i see, its written very small on my PCB so i missed it in my haste.

They are latest, 1.91 without mini heatsinks. (Read: from 1 miner)

Thanks,
I was afraid that sell older equipment . So for now this is the last version .

I don't think they would lie, they said it was batch 5 and newer equipment "only" used for 40 days. But to be thorough it would be nice if a few extra users confirmed they are indeed all 1.91s.
4080  Bitcoin / Hardware / Re: ANTMINER S5: 1155GH(+OverClock Potential), In Stock $0.319/GH & 0.51W/GH on: August 18, 2015, 09:14:13 AM
Can the hash on the S5 be split 50/50 so it can be shared with two people ?

yes..
set up 2 pools with different usernames, then on the first pools password put --load-balanced. i think or you can try --balanced.

or you can just send half the btc to his account?


also keep in mind power costs money, so anything you do wont be 50/50



I think you are on to something with just one BTC address.   Load balance makes more sense if you were wanting to do some as PPS and some as Solo or something like that.

If you are mining and splitting costs just mine to  one BTC and subtract costs, and divide it into your and his personal BTC address's weekly or so.
We both actually work for a living and don't want to worry about who sent what when. Either way, when philip chimes in I suspect I will have the answer I need.

If load balancing can be made to work which he suggested, that's what I will use.

As i suggested, you can try load balancing, but i'm not sure it will work properly, what kind of pool requirement you would have and if you would lose hashrate. Some of my miner does it fine, some doesn't. I don't know if its possible to arbitrarily tell you if it will work or not.

I guess you can wait for more info...
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