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Topic: ASICMINER Auction: 10 Block Erupter Blades -ended- (Read 102515 times)

sr. member
Activity: 476
Merit: 250
Very interesting thread to understand where we are today regarding the asics !

should probably be closed though Wink
hero member
Activity: 602
Merit: 500
Vertrau in Gott
wrong thread
legendary
Activity: 4466
Merit: 1798
Linux since 1997 RedHat 4
Quick shipping (almost 2 days) - but why the 2 week delay before it was sent?
This is one of the orders in the 50 Blades round.
Ah OK - posted in the wrong thread Cheesy
donator
Activity: 848
Merit: 1005
Quick shipping (almost 2 days) - but why the 2 week delay before it was sent?
This is one of the orders in the 50 Blades round.
legendary
Activity: 4466
Merit: 1798
Linux since 1997 RedHat 4
Quick shipping (almost 2 days) - but why the 2 week delay before it was sent?
hero member
Activity: 602
Merit: 500
Vertrau in Gott
Quote
Saturday, May 04, 2013   Location   Time   
12   Customs status updated    LEIPZIG - GERMANY   10:12   
 
11   Departed Facility in HONG KONG - HONG KONG    HONG KONG - HONG KONG   04:34   
 
10   Processed at HONG KONG - HONG KONG    HONG KONG - HONG KONG   04:05   
 
Friday, May 03, 2013   Location   Time   
9   Clearance processing complete at HONG KONG - HONG KONG    HONG KONG - HONG KONG   12:43   
 
8   Processed at HONG KONG - HONG KONG    HONG KONG - HONG KONG   12:43   
 
7   Arrived at Sort Facility HONG KONG - HONG KONG    HONG KONG - HONG KONG   12:38   
 
6   Customs status updated    HONG KONG - HONG KONG   11:05   
 
5   Departed Facility in SHENZHEN - CHINA, PEOPLES REPUBLIC    SHENZHEN - CHINA, PEOPLES REPUBLIC   10:37   
 
4   Processed at SHENZHEN - CHINA, PEOPLES REPUBLIC    SHENZHEN - CHINA, PEOPLES REPUBLIC   10:36   
 
3   Customs status updated    LEIPZIG - GERMANY   04:03   
 
2   Arrived at Sort Facility SHENZHEN - CHINA, PEOPLES REPUBLIC    SHENZHEN - CHINA, PEOPLES REPUBLIC   09:29   
 
Thursday, May 02, 2013   Location   Time   
1   Shipment picked up    SHENZHEN - CHINA, PEOPLES REPUBLIC   21:58   
 
member
Activity: 106
Merit: 10
been mining on different pools, one blade running faster then another, need to adjust voltage.

Any one used blade to mine via stratum proxy? what connection setting you used in blade control panel, I tried few variations, no success so far. proxy run on Linux Mint.

I am running stratum proxy. I also run bitcoind on the same machine. Using default slush's pool
Blade config:
  IP: 192.168.1.254
  Port: 8334
  Server ip address: 192.168.1.1
  User:pass:  your user and password for connecting to the pool
other config fields are irrelevant for me. I don't need DNS or gateway address

Server (the one running proxy) config:
  stratum proxy cmd:
Code:
/usr/bin/python /usr/local/bin/mining_proxy.py -oh 192.168.1.1 -gp 8334 -rt

Currently the blade reports 12Gh/s while the pool reports 12.5Gh/s.
sr. member
Activity: 378
Merit: 250
This device can work with p2pool, can someone confirm?

I did not tested, but should be possible, just point blade miner to IP and port on which you have p2pool running. some obvious security concerns is here.
sr. member
Activity: 378
Merit: 250
been mining on different pools, one blade running faster then another, need to adjust voltage.

Any one used blade to mine via stratum proxy? what connection setting you used in blade control panel, I tried few variations, no success so far. proxy run on Linux Mint.
legendary
Activity: 1162
Merit: 1000
DiabloMiner author
lenny_> I did not had the chance to try p2pool, sorry.

Regarding Power supply questions, I think pictures talk better than words :

http://imgur.com/a/hZOjP/all

I think Alex had an issue with the diameter of the wires; I was told  that when a wire heats up, it is usually because current is too strong.

In the case of Block Erupter Blades, 10A is a lot of current. Beware it could kill a man if manipulated carelessly.

10A can kill a man but with 12V you can't produce 10A through a man.

From what I remember of the safety course I had on this subject the danger zone for an healthy person touching live wires on both sides of his/her heart is above 25V.

Its not hard to wire these if its just a screw terminal. Buy a standard PSU, cut the 12v wires off a molex (leave the 5v attached to the plug so they dont get in the way).
hero member
Activity: 896
Merit: 1000
lenny_> I did not had the chance to try p2pool, sorry.

Regarding Power supply questions, I think pictures talk better than words :

http://imgur.com/a/hZOjP/all

I think Alex had an issue with the diameter of the wires; I was told  that when a wire heats up, it is usually because current is too strong.

In the case of Block Erupter Blades, 10A is a lot of current. Beware it could kill a man if manipulated carelessly.

10A can kill a man but with 12V you can't produce 10A through a man.

From what I remember of the safety course I had on this subject the danger zone for an healthy person touching live wires on both sides of his/her heart is above 25V.
full member
Activity: 146
Merit: 100
@WiRED
lenny_> I did not had the chance to try p2pool, sorry.

Regarding Power supply questions, I think pictures talk better than words :

http://imgur.com/a/hZOjP/all

I think Alex had an issue with the diameter of the wires; I was told  that when a wire heats up, it is usually because current is too strong.

In the case of Block Erupter Blades, 10A is a lot of current. Beware it could kill a man if manipulated carelessly.

So has the pictures show :  You will need Big wires (check the thickness) capable of handling 10A without heating.

To bridge "+" and "-" ; you will need to carefully twist the cables (needed to reduce the amout of air between cables) ; then with a screwdriver make sure to tighten the cables inside.

For the fan, the big fan on the left (force1outof3) is sufficient. The heat sink are not even hot. But the little fan provided is not enough.
legendary
Activity: 1036
Merit: 1000
DARKNETMARKETS.COM
This device can work with p2pool, can someone confirm?
legendary
Activity: 4466
Merit: 1798
Linux since 1997 RedHat 4

Strange that the other guys claim 13GH without overclocking. Is this because of differences in calculating the hashrate or other reasons?

The web-interface of the board shows something between 9.5 and 10.5 GH/s. The numbers in the mining pool (bitminter) vary between 8-9 and 12-13. I suppose, the pool estimation is not very accurate or taken over a shorter period of time. My two boards mined roughly one BTC in their first day, which matches the prognosis. Let's see how they do in long term.

you are rigth. the speed vary very often even from 7,5 to 13,9. I belive that bitminter is not so accurate.
I've got the same issue with the GPU and FPGA.

Using the pool stats to determine the hash rate is simply incorrect.
The pool hash rate is based on how often you find shares - which is random.

I can check my new Jalapeno (which hashes with cgminer at 5.367GH/s on my rpi at the moment - higher on my desktop) on the Ozcoin web site and get results varying all over the place dependent on how lucky I am in the period of time the pool is using to estimate my hash rate.

You would need to check the share results over a few days to reliably estimate the actual hash rate - however that would also be a fraction under the real rate - there is also lost work due to LPs - and you would need to know the exact details of the mining 'firmware/software' to determine what that is. Of course that 'fraction' is pretty meaningless coz you don't get any results from it Smiley
newbie
Activity: 33
Merit: 0
Hey, my first ASIC mining rig is up an running! Two blades working stable at 9.5-10.5 GH/S each! Cheesy
I had to set up a stratum server to get the full hashrate (thanks to slush for his work!).
A big THANK YOU! to friedcat and all the other people involved in this, also for providing the User Tips. Didn't have that document before.

One question remains: What's the clock switching for? If I switch the clock to "high", the power consumption increases by about 15W, but the board stops working (hashrate displayed on the pool website goes down). After 2-3 minutes, it resets itself and starts up with low clock. If I save the high clock settings, it starts up with high clock, doesn't work and restarts after a few minutes.

To do overclocking, you will need to do an overvoltaging by adjusting the trimmers on each power lane (8 in total) with a screwdriver and a multimeter.

Please check 4 and 5 in our user tip:

https://docs.google.com/document/d/1VMO3VfIBy3KIwUaaQ8XhKrSVEbXeeMEqsVhhk6Bz9io/edit?pli=1#

Oh, thanks for the answer, but that wasn't what I meant. Maybe I should rephrase the question: I was just curious about the "Switch Clock" button on the web interface and wanted to know what it's good for. I found out that it crashes the board and was suspecting, that I did something wrong at first - or maybe there's another step to be done to let it work properly. But I presume that it was planned as a feature to overclock by software, but it didn't work. Am I right? Smiley
sr. member
Activity: 372
Merit: 250

Strange that the other guys claim 13GH without overclocking. Is this because of differences in calculating the hashrate or other reasons?

The web-interface of the board shows something between 9.5 and 10.5 GH/s. The numbers in the mining pool (bitminter) vary between 8-9 and 12-13. I suppose, the pool estimation is not very accurate or taken over a shorter period of time. My two boards mined roughly one BTC in their first day, which matches the prognosis. Let's see how they do in long term.

you are rigth. the speed vary very often even from 7,5 to 13,9. I belive that bitminter is not so accurate.
I've got the same issue with the GPU and FPGA.
newbie
Activity: 33
Merit: 0

Strange that the other guys claim 13GH without overclocking. Is this because of differences in calculating the hashrate or other reasons?

The web-interface of the board shows something between 9.5 and 10.5 GH/s. The numbers in the mining pool (bitminter) vary between 8-9 and 12-13. I suppose, the pool estimation is not very accurate or taken over a shorter period of time. My two boards mined roughly one BTC in their first day, which matches the prognosis. Let's see how they do in long term.
sr. member
Activity: 378
Merit: 250
>9,410.20 MH/s  on btcguild / no stratum server

same speed, no stratum

but I got a problem running two workers on btcguild at same time. any suggestions? 
donator
Activity: 848
Merit: 1005
Hey, my first ASIC mining rig is up an running! Two blades working stable at 9.5-10.5 GH/S each! Cheesy
I had to set up a stratum server to get the full hashrate (thanks to slush for his work!).
A big THANK YOU! to friedcat and all the other people involved in this, also for providing the User Tips. Didn't have that document before.

One question remains: What's the clock switching for? If I switch the clock to "high", the power consumption increases by about 15W, but the board stops working (hashrate displayed on the pool website goes down). After 2-3 minutes, it resets itself and starts up with low clock. If I save the high clock settings, it starts up with high clock, doesn't work and restarts after a few minutes.

To do overclocking, you will need to do an overvoltaging by adjusting the trimmers on each power lane (8 in total) with a screwdriver and a multimeter.

Please check 4 and 5 in our user tip:

https://docs.google.com/document/d/1VMO3VfIBy3KIwUaaQ8XhKrSVEbXeeMEqsVhhk6Bz9io/edit?pli=1#
full member
Activity: 146
Merit: 100
@WiRED
Same here !

Shipping was fast, because:

-it's a little box

-no case & no PSU

I think you have found a clever package to avoid customs issues!

I am still working on finding a good case (or idea of a case)!

Thank you friedcat for your work.

>9,410.20 MH/s  on btcguild / no stratum server
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