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2201  Bitcoin / Hardware / Re: ANTMINER S4 Discussion and Support Thread on: February 11, 2016, 09:43:45 AM
No it's a small button, not a knob.
My fault, bad English.

I bought this AM4 used, and the seller said, that he bought it and never changed the firmware and/or hardware parts or the PSU.

I suppose everything is original.

Since the firmware is of oct 16th 2014 this particular miner has been made after that date.

Does this helps for identifying the PSU ?

Found image online is this psu?

If it is that psu yes the little button you hold it for a few seconds and it turn's off/on.  And yes you have to hold in for a few seconds.

As far as firmware if its working and getting normal speeds... I would not mess with it.  It should be getting around the 2T without issue on it or even above.
2202  Bitcoin / Mining / Re: The Evolution of Mining *from princeton bitcoin textbook* on: February 11, 2016, 09:40:28 AM
Thanks  for sharing looks like first draft is being distributed for free: https://freedom-to-tinker.com/blog/randomwalker/the-princeton-bitcoin-textbook-is-now-freely-available/  Kinda neat to see it for free on first draft.

Sadly I missed CPU day's....  wish I would have been following it back then ohh well cant catch them all.
2203  Bitcoin / Mining support / Re: Antminer U3 .bat code? on: February 11, 2016, 09:36:08 AM
Ive tried everyone i could find

cgminer.exe --bmsc-options 115200:10 -o xxx -u xxx -p xxx --bmsc-freq 0982

cgminer.exe --bmsc-options 115200:0.65 -o XXX -u XXX -p XXX --bmsc-voltage 0800 --bmsc-freq 1306

even tried to just open cgminer, it keeps saying the pool difficulty changed or something

please help

If  you look under devices is the U3 showing up?  I ask this as it could be a driver issue zadig sometimes causes some people trouble.  So I would start with looking for device. After that focus on cgminer.

Long term get a R1 with crazy guy's mod on it.  It will reset your zombies and make your life a lot easier..
2204  Bitcoin / Mining speculation / Re: which mining is best cloud or gpu ??? on: February 11, 2016, 09:33:24 AM
helllo every friends of this forum .
i want start earning through mining but have no idea about the
mining and i need more and more experience about the mining through the experienced member of this forum so help me to start mining and best trusted sites for cloud mining .

Start by reading sites like hashnest as far as cloud mining.  I HIGHLY suggest doing some ROI math as there is no guarantee of profit.  You really need  to do some more research before purchasing.

Don't rush into an investment.   And for most part GPU mining is dead due to cost of GPU and profit.
2205  Bitcoin / Hardware / Re: ANTMINER S4 Discussion and Support Thread on: February 11, 2016, 09:31:15 AM
@notlist3d

Thx for your reply.

I knew this small knob under the fan exhaust. But I think this is the cold power-off ?
Or does is shut down the system ?

Can you take a picture of your PSU and share it?  Some had bad PSU's and might have been replaced do you know if it's the OEM PSU on your S4?

Assuming it's the PSU the S4 comes with were talking about a small button.  I don't remember a knob (assume you mean like spinning knob not push).   So really would like picture.
2206  Bitcoin / Mining speculation / Re: Diff thread Feb 7 to Feb 19? picks closed setting up. on: February 11, 2016, 09:25:56 AM
Yes it always seems to me that Hash that get's added during the Day in China (8 Hours ahead of GMT / UK time) shows up as a big increase in the Daily rate when I first look in the Morning.

Today's run rate, with far too blocks to judge at the moment, is sky high at +50%. It will settle to a lower level, there will be some longer Block times, but I think a fair amount more Hash has been added this Morning....


Rich

Your point about happening during China day is troubling.  I thought the China new year would slow it down for a few day's but seems I have been wrong.  How serious does China take holiday's such as this at factories?  I'm starting to wonder some big BTC ones worked through it.

Wish we had people near these BTC miner factories to tell us info from there.   Seems to be  a lot of secrecy in it.
2207  Bitcoin / Hardware / Re: ANTMINER S7 is available at bitmaintech.com with 4.86TH/s, 0.25J/GH on: February 11, 2016, 08:27:55 AM
Nhando was stating that the EVGA PSU's come with a bridge in the box, which is correct.  If it was bought used then it may not have one but here is a $5 replacement on Amazon (and free Prime shipping - Wink)

http://www.amazon.com/XSPC-ATX-Bridge-Tool-Black/dp/B00NKQ4F98/ref=sr_1_1?ie=UTF8&qid=1455168844&sr=8-1&keywords=PSU+bridge

I love the EVGA ones they seem like high quality compared to my paper clip modded ones Smiley. These type of adapter are great most of my stuff I switched over to. For short term fix I do use electrical tape on the PSU's i paper clipped to make sure it does not fall out or lose contact.  But the adapters beat the heck out of it.

I wish I could remember the name.  I never bought from him but someone on the forum makes ones that had amazing looking on/off rocker switch, and I think he added led to later models.  I could not find it for the life of me though.
2208  Bitcoin / Hardware / Re: ANTMINER S4 Discussion and Support Thread on: February 11, 2016, 08:24:52 AM
Hi 2 all!

I am new to Antminer S4. I know that this is not an actual model, but I bought one used.

Up for one week now and seems to be stable. It has the Firmware from oct 16th 2014.
Didn't try to flash a newer firmware.

Can somebody help me with some questions ?

Which pool are you using and which average hashrate do you get ?
This running firmware is stable: would it be worth to flash another (newer) one ?

Can some body tell me how can i shut down the system in case of maintanance ? I just found the possibility to switch off the miner the cold way.

Every hints appreciated!

Helfred

Assuming it's using the PSUs it came with there is a tiny circle on bottom under fan exhust.  Press it for a few seconds it turns it off or on.  You can power cycle the miner if needed with it.

They were always very stable for me on ones I had. I always got around 2T or more.  I would sometimes OC them back then (something I don't do with modern minders).   But yes it should be stable and get good speed.
2209  Bitcoin / Mining speculation / Re: Diff thread Feb 7 to Feb 19? picks closed setting up. on: February 11, 2016, 08:21:39 AM


Thank for taking screenshot that shows about how I feel.  Holy crap.... that should not be able to even happen.  Ouch on network size feels like it has growing pains seeing so many so quick.... some people sending transaction would have got quickest confirmations ever if someone was waiting on payment.
2210  Bitcoin / Mining speculation / Re: S7? LOL on: February 11, 2016, 08:17:41 AM
Maybe if you were mining SHA256/Scrypt then the failures rates were high because you were stressing the GPU to the max. Most new algos now like X11 or ETH don't stress the card as much.

Plus a GPU is much more reliable then an S7 which apparently has more failures rates.

Thank you I have not kept up on mining algos on GPU's but it makes sense they don't stress it like they did back when I GPU mined.   It was so common for a card to go out when I had a decent amount of rigs I had a form letters for 2 different GPU card companies.   I had a lot of gigabyte as I really liked them.  And other one I also had was SAPPHIRE GPU's.  Seems crazy to some today but they would run out of GPU cards so many were purchasing so you could not always get the brand you wanted.

I know I pushed them.  But back then they had such good RMA coverage it would have been crazy not to push.  I conspired it a cost of business sending in for RMA when dealing with a decent amount of GPUs.
2211  Bitcoin / Mining speculation / Re: S7? LOL on: February 11, 2016, 03:44:26 AM
*shortned again way to long of set of quotes

You are not pushing hard then.   I go back to GPU day's and I would push mine hard as GPU companies had amazing RMA policy's  back then.  I was about making as much as possible, and granted a few times I pushed to far... puff of smoke.  But overall I gained more doing this as I was pushing all my rigs.

The thing today about GPU's is you just don't make enough off of them to ROI.  You are going to have to sell to get money back. You might make a small profit but you will not make ROI these day's GPU mining.

Huhh, so i would push them hard actually and they would crash. No damage done, lower clock by 5mhz step until it stop crashing. I keep them at 65-75C, i never had a problem. Sound to me like the GPU's VRM must of overheated. Happens if the heatsink doesnt cool them down.

It was not overheat trust me.  I remember one GPU as soon as I set it up on intensity to high... instant smoke out of cap on it.   I kept them all cool so was not a issue there, but I pushed them hard.

It was directly related to intensity of GPU settings.   They might have made it harder to do now I have not kept up with mining with GPU software, I'm would guess it has changed some in past few years.  I had all the proper risers to get more space and spread them out, there was great cooling.  So no issues on heat did not cheap out when making the rigs back then.
2212  Bitcoin / Mining speculation / Re: S7? LOL on: February 11, 2016, 03:40:20 AM
*shortned it was way to long of quote series

How is that different from mining with ASICS? Most people rely on resell value to get some sort of ROI.

That's why many people hate Bitmain for halving the price of the S7 and killing the resell value.

GPU/Asics are like apples and oranges.   You could bot on GPU's and count on getting 3/4 to full on some selling on seconday market to gamers or other GPU miners (this was a while ago I have not GPU mined in years).   But it was always very high on sell back.  And ROI time was around 90 day's which was pretty amazing.

Now asics.... they do not ROI anymore near 90 day's.  But beside that they never really did hold value like GPU as there is not that other market for them.  Go all the way back to asicminer block erupters... you sold less then you bought for.   So asics never sold for full on resell value you go into it knowing that.  
2213  Other / Meta / Re: My account banned without any right reason ! on: February 11, 2016, 02:43:40 AM
It says ban evasion on the reason.

what is ban evasion ?
You got banned before, and you tried using another account in the meanwhile, not to discuss your ban

can any admin or moderator tell me which account that is ? i've sell many accounts here

Would you mind telling us the account names you sold and or you currently own?

If you already had ban evasion.... you did it again OP look at posts - https://bitcointalk.org/index.php?action=profile;u=621741;sa=showPosts .  You posted outside of meta after already being banned.  So all accounts you touch or own are in process of being banned.

Stop posting on website give it a few months and come back in just meta and ask to be unbanned.  Each time you ban evade better chance of you never getting unbanned.
2214  Bitcoin / Hardware / Re: Bitfury Designs released under CC-BY-SA on: February 11, 2016, 02:26:36 AM
Thanks for sharing some designs, this actually makes me more hopeful of home/hobby miners with Bitfury gear possibly.  I hope that the developers get support in getting chips.

I would love to see some miners for home/hobby miners.  Guess we will see but this is a positive direction.
2215  Bitcoin / Mining speculation / Re: S7? LOL on: February 11, 2016, 02:18:59 AM
I understand what you want to say, but your comparison is not entirely right.
First, you compare used card with new miner. Prices for such used cards are mostly higher.
And Antminers are usually rock stabil - this is not possible to say for GPU mining (I had in the past various 200 GPUs).
I had a lot of defective cards, very often I had switch on/off my GPU rigs.
Also GPU rigs are not so compact as Asic miners.

Wat. S7 used or new is same price, we can take a Used S7 priced at 800$ too if you want. And i dont know what you're doing to your GPUs but i got 0 failure in years. We can also take the price of a brand new 280x if you want, which is only 40$ more. The math is roughly the same.

Aprox 20% of my 200GPUs within one year  had some problems/defects. With Asic miners this number is much much less.

I wonder what GPUs those are. That is an INSANE amount of failure.
It is not insane amount, it is common, when running 24h 1 year with a little overclocking in the room with high temp

mostly it was: MSI R9 270X, MSI R9 280X, Sapphire R9 290X (but also some trouble with Gigabyte R9 280X, Asus R9 280X)

But fortunately, most of them were in warranty.

I've had all of mine running 24h for 2 years now and i never had a failure, just annoying fans. 40 failures out of 200 is insane. I'm not sure what temps you were running them at though.

You are not pushing hard then.   I go back to GPU day's and I would push mine hard as GPU companies had amazing RMA policy's  back then.  I was about making as much as possible, and granted a few times I pushed to far... puff of smoke.  But overall I gained more doing this as I was pushing all my rigs.

The thing today about GPU's is you just don't make enough off of them to ROI.  You are going to have to sell to get money back. You might make a small profit but you will not make ROI these day's GPU mining.
2216  Bitcoin / Mining speculation / Re: Diff thread Feb 7 to Feb 19? picks closed setting up. on: February 11, 2016, 02:13:06 AM
Are picks open now?

Bitcoin Difficulty:   144,116,447,847
Estimated Next Difficulty:   176,260,605,764 (+22.30%)
Adjust time:   After 1377 Blocks, About 8.4 days
Hashrate(?):   1,170,946,689 GH/s
Block Generation Time(?):   
1 block: 8.8 minutes
3 blocks: 26.2 minutes
6 blocks: 52.5 minutes

22 percent ouch... this one is going to hurt again no doubt.  BTC up just a bit at 380 so no huge jump but at least not going down.

I really think value is just as big of issue as difficulty.  We need more value from coins to keep a lot of operations going.  I downsized some as current profits on old gen I just was making to little.  It made for some great deals for free/super cheap electricity.   I also sold a few current and have some cash if it drops... I jump in with it.   But if not eventually I buy more miners again with it.  

So changed my position just a little to see what next few weeks do.  I wanted some cash to invest out of my mining operations if there is drop.
2217  Bitcoin / Mining speculation / Re: New 3 x S7 Miner Setup With 0.0066 $ Elect. Rate on: February 11, 2016, 02:06:23 AM
Amazing price!

I wonder why we hear so little about big farms in your country. As I said before look into used miners. You would get much  more hash power for the same price. Efficacity is irelevent with this rate.

Because very very few know what is bitcoin in Kuwait.

I think it is also part of the environment of the country: https://www.google.com/search?q=Kuwait&ie=utf-8&oe=utf-8#q=Kuwait&tbm=nws

I look up news of countries and see how stable, is news positive, etc.  There are some news I would not want to invest a ton of money on a operation there reading.  And that is just from researching 10 minutes.  Some of the news might make a business look at other places when doing a huge investment on a data center.  We have to remember were talking about the Persian Gulf.
2218  Bitcoin / Mining speculation / Re: 16nm miners on: February 11, 2016, 01:58:19 AM
Well I don't know but I am in Europe too and electricity is very expensive here even in Eastern Europe countries like mine.
Mining is going nowhere at the moment, so I like everyone else replied am waiting for these newer chips, hopefully legit cloud mining like Eobot will incorporate them.

If your electricity price is high, you will not ROI even on the 16 nm miners unless you get the first batch and before the difficulty jump.

Those batches tend to be really expensive and the time between which you pay and receive the thing usually fuck you over. Its not necessarily the case, but look at people who paid 2k per S7. Ouch. The S7 value pretty much raised at the same rate otherwise earned in BTC, meaning whoever paid for electricity on them lost money.

The problem is, the nice new things goes to big centers first. By the time we little ones get some, they're already being rolled out on an industrial scale for a while, which mean we don't really get in the "easy time" before the diff rise.

One thing is we are in a unique time with having coming up.  So getting in first batch could be a huge advantage.  It's hard to say without knowing price and when talking about 16 NM we won't know price with all the NDA's chances are for a while.

Having is huge though as far as miners considering they earn 1/2 as much after having so there is a premium most would pay to get quick before having.  How much premium? That is a good question.
2219  Economy / Computer hardware / Re: End User Calling It Quits on: February 11, 2016, 01:54:54 AM
I'd consider it.
Something like 1/3 agreed upon value on shipment, 2/3 on delivery.

I'm looking to sell:

6 BTC or $1,500 for the lot including shipping

This thread is not really for selling items.  You will want to move thread to sales and within hardware.  That is where you sell miners.

Also with being low I suggest looking into escrow as you will need it for someone to do the deal.
2220  Other / Beginners & Help / Re: How to join signature ad campaigns .. on: February 11, 2016, 01:53:07 AM


Yes but many of the Yo-Bit and other newbie campaigns are full of spam posts. You did a great post above, no doubt about it.  But most newbie accounts are utter crap that join a sig campaign right off. Their goal is number of posts not content.  It is a fact that can be proved.  Look in meta at yo-bit spammer thread.

Are some good, sure they are.  But they are getting paid dust till full member status and most should use it to a time to learn and make good posts with content.  I stick with wait till full-member for almost all.  Sure there are a few exceptions but look at payment your doing it for dust.

This might be a side note but your goal on this site should be to enjoy the site, and find things you love like for me mining.  Your goal should not to be making money with sig campaigns.   

Yeah maybe there are some newbies who just join campaigns and start spamming the theads for earning some bits, but not all are the same, that is why i think that it should be allowed for newbies to join a campaign, because some of them are really good at this. And if someone do spamming then people around him should report to admins and they should ban that spammer but just because of those spammers everyone should not face problems in the forum.

It's not a question on there being some out there.  It is a problem with newbie and low level account's when a sig campaign is involved.  Sadly a lot chances are go twords the fault of account farmers.   So many farmed accounts have signature campaigns and do utter spam.  Look in the off topic thread you will see there is a problem it's not like it's being made up.

They are reported to admins, but it's like a monster with multiple heads.  For every one reported eventually another shows up.  Honest I know you want to jump into pay but most will thank me for working on good posts till full member and after getting into a good campaign will earn more then a beginner ever did.
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