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Topic: [NEW] Bitmain Announces Antminer A3 - page 31. (Read 22431 times)

newbie
Activity: 29
Merit: 0
January 26, 2018, 10:58:18 AM
Can I run 2 A3's on a 10-30R 30A 125/250V outlet ?. We use this for dryers, but thought of using this to mine as this is the only 220v that I can find in my home ? However I understand this is old setup, will it work fine with continuous load. Thanks. 
legendary
Activity: 2172
Merit: 1401
January 26, 2018, 10:53:04 AM
To those who are afraid their temperature is too high. My third chain is running up to 96 degrees since 48 hours, no issue on the hashrate so far.
Not quite sure if 100% compareable but in an old thread there was a discussion about the S9 and the feedback from people with deep knowledge about chiptemperature was that everything under 100°C is fine.

Yea, and by next week you'll have a dead board. 96c for ASICs are WAY to high. Anything over 80-90c will seriously reduce the lifetime.

Also remember that bitmain has a temp diode on a SINGLE chip in that string. If that one chip is reporting 96c, you can definitely expect a variance of +/- 20c over all the chips. All it takes is one chip to overheat and blow the whole board/chain.
newbie
Activity: 2
Merit: 0
January 26, 2018, 10:31:58 AM
For anyone still trying to get NiceHash to work -- they will NOT be supporting the A3.  Got this overnight.......

"Dear NiceHash user! Antminer A3 is not supported on NiceHash. Kind regards, NiceHash Team"
newbie
Activity: 5
Merit: 0
January 26, 2018, 10:24:54 AM
anyone know when batch 2 is gonna be available??

I have an A3 available for pickup. LET me know if you are interested. Can ship only in USA.

escrow?

You want to purchase?
newbie
Activity: 3
Merit: 0
January 26, 2018, 10:15:48 AM
Looks like board died in mine too ....... https://s9.postimg.org/7ammdd6a7/a3fault.png
full member
Activity: 1148
Merit: 132
January 26, 2018, 10:03:32 AM
anyone know when batch 2 is gonna be available??

I have an A3 available for pickup. LET me know if you are interested. Can ship only in USA.

escrow?
newbie
Activity: 5
Merit: 0
January 26, 2018, 10:01:24 AM
anyone know when batch 2 is gonna be available??

I have an A3 available for pickup. LET me know if you are interested. Can ship only in USA.
full member
Activity: 224
Merit: 102
Too Many Miners Not Enough Electricity
January 26, 2018, 09:59:27 AM
best pools for these things???
jr. member
Activity: 87
Merit: 3
January 26, 2018, 09:55:34 AM
Is it possible to decrease core voltage on any other bitmain products?

Edit:

I manually set fan speed to 100% and the temps are hovering at around 60c now with 525mhz.


Im sure once blissz finished up work on his firmware we should be able to do that.
Also Ive tried 525, 569 and 575 and all yielded similar results. They are running better than at 600 but still hot and loud nevertheless. I shall consider running fan at 100% now, as no matter what I do I am not able to get temps to drop below 79
newbie
Activity: 17
Merit: 0
January 26, 2018, 09:45:53 AM

I think the problem here is the voltage the chips are running at. Even at 525mhz, woke up this morning to find one miner operating at 80C. It doesn't seem to make a difference on heat of what the freq is.

thanks what the best way to wake up those sleeping chips



Tssar mate, Im trying to PM you since 2 days but you are blocking newbies messages and Im listed as one  Grin
hero member
Activity: 1118
Merit: 541
January 26, 2018, 09:07:03 AM
Is it possible to decrease core voltage on any other bitmain products?

Edit:

I manually set fan speed to 100% and the temps are hovering at around 60c now with 525mhz.

newbie
Activity: 81
Merit: 0
January 26, 2018, 08:51:28 AM
To those who are afraid their temperature is too high. My third chain is running up to 96 degrees since 48 hours, no issue on the hashrate so far.
Not quite sure if 100% compareable but in an old thread there was a discussion about the S9 and the feedback from people with deep knowledge about chiptemperature was that everything under 100°C is fine.

No... It will run fine up until a board gets burnt and you miner is worthless. Bitmains recommendations are to keep it under 80C so by having it at 100C it must be very loud and likely not going to last you more than 1-2 months vs 1 year.
newbie
Activity: 2
Merit: 0
January 26, 2018, 08:40:14 AM
To those who are afraid their temperature is too high. My third chain is running up to 96 degrees since 48 hours, no issue on the hashrate so far.
Not quite sure if 100% compareable but in an old thread there was a discussion about the S9 and the feedback from people with deep knowledge about chiptemperature was that everything under 100°C is fine.
member
Activity: 120
Merit: 10
January 26, 2018, 08:18:16 AM

I think the problem here is the voltage the chips are running at. Even at 525mhz, woke up this morning to find one miner operating at 80C. It doesn't seem to make a difference on heat of what the freq is.

thanks what the best way to wake up those sleeping chips


hero member
Activity: 1118
Merit: 541
January 26, 2018, 08:13:22 AM

I think the problem here is the voltage the chips are running at. Even at 525mhz, woke up this morning to find one miner operating at 80C. It doesn't seem to make a difference on heat of what the freq is.



member
Activity: 120
Merit: 10
January 26, 2018, 06:39:28 AM
For those having a dead hashboard we need to regroup and  send a strong message to bitmain to have a quick support.
For those interested by this approach. Please send me a PM and I will add you to my message.
At the end of the day we invest a lot of €€$$ and we are loosing money everyday and we all know it will be difficult to catch

Eh... won't they just send you to their warranty? Dead boards are really common with most anminers, S9s lately have been terrible.

S9 and L3 is a long term investment you have you ROI between 4 to 9 months because it is mining different crypto. In our case it is a short term investment. Most of us have lost 800$ because of dead hashboard next week we will have maybe 8$ per day who knows bottom line we are losing money instead of few days to recover it it will take months and ROI is even longer

I understand your frustration. My point is, quality of their products sucks and they don't give a shit. You can try to "send strong message", they will laugh at you (if they even read it). My point of view, but good luck, I'll be glad if these assholes change.
I agree with you that bitmain is the only manufacturer....they have the global Monopoly but you need to try
I already got some people interested

U do realize that more manufacturers means more difficulty level right? And difficulty is too high already.

and?
full member
Activity: 462
Merit: 118
January 26, 2018, 06:13:12 AM
For those having a dead hashboard we need to regroup and  send a strong message to bitmain to have a quick support.
For those interested by this approach. Please send me a PM and I will add you to my message.
At the end of the day we invest a lot of €€$$ and we are loosing money everyday and we all know it will be difficult to catch

Eh... won't they just send you to their warranty? Dead boards are really common with most anminers, S9s lately have been terrible.

S9 and L3 is a long term investment you have you ROI between 4 to 9 months because it is mining different crypto. In our case it is a short term investment. Most of us have lost 800$ because of dead hashboard next week we will have maybe 8$ per day who knows bottom line we are losing money instead of few days to recover it it will take months and ROI is even longer

I understand your frustration. My point is, quality of their products sucks and they don't give a shit. You can try to "send strong message", they will laugh at you (if they even read it). My point of view, but good luck, I'll be glad if these assholes change.
I agree with you that bitmain is the only manufacturer....they have the global Monopoly but you need to try
I already got some people interested

U do realize that more manufacturers means more difficulty level right? And difficulty is too high already.
member
Activity: 120
Merit: 10
January 26, 2018, 05:48:42 AM
For those having a dead hashboard we need to regroup and  send a strong message to bitmain to have a quick support.
For those interested by this approach. Please send me a PM and I will add you to my message.
At the end of the day we invest a lot of €€$$ and we are loosing money everyday and we all know it will be difficult to catch

Eh... won't they just send you to their warranty? Dead boards are really common with most anminers, S9s lately have been terrible.

S9 and L3 is a long term investment you have you ROI between 4 to 9 months because it is mining different crypto. In our case it is a short term investment. Most of us have lost 800$ because of dead hashboard next week we will have maybe 8$ per day who knows bottom line we are losing money instead of few days to recover it it will take months and ROI is even longer

I understand your frustration. My point is, quality of their products sucks and they don't give a shit. You can try to "send strong message", they will laugh at you (if they even read it). My point of view, but good luck, I'll be glad if these assholes change.
I agree with you that bitmain is the only manufacturer....they have the global Monopoly but you need to try
I already got some people interested
full member
Activity: 150
Merit: 100
January 26, 2018, 05:43:29 AM
You can ask just to send back the defect hashboard for repairs. That way you can still mine with the working part. Unfortunately, in the ASIC mining space quality is not a key requirements, quick go to market is...
member
Activity: 140
Merit: 17
January 26, 2018, 05:21:36 AM
For those having a dead hashboard we need to regroup and  send a strong message to bitmain to have a quick support.
For those interested by this approach. Please send me a PM and I will add you to my message.
At the end of the day we invest a lot of €€$$ and we are loosing money everyday and we all know it will be difficult to catch

Eh... won't they just send you to their warranty? Dead boards are really common with most anminers, S9s lately have been terrible.

S9 and L3 is a long term investment you have you ROI between 4 to 9 months because it is mining different crypto. In our case it is a short term investment. Most of us have lost 800$ because of dead hashboard next week we will have maybe 8$ per day who knows bottom line we are losing money instead of few days to recover it it will take months and ROI is even longer

I understand your frustration. My point is, quality of their products sucks and they don't give a shit. You can try to "send strong message", they will laugh at you (if they even read it). My point of view, but good luck, I'll be glad if these assholes change.
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