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Topic: FPGA Rig Photos - page 7. (Read 43786 times)

legendary
Activity: 1795
Merit: 1208
This is not OK.
May 19, 2012, 01:28:41 PM
#83
18AWG all the way from the PSU to the BFL. The splice is the last thing to get warm. Are there PSUs that use 16AWG?

You'll not brick the router running cgminer on it. It doesn't re-write the firmware or anything. CGMiner uses so little resourses I'm sure it'll be fine. Try it and see.
legendary
Activity: 1400
Merit: 1000
I owe my soul to the Bitcoin code...
May 19, 2012, 12:48:07 PM
#82
Hey P_Shep do you think I could get the dd_wrt running with cgminer on a linksys E2000?  It has half the ram and the chip runs at 354Mhz compared to the E3000.  I didn't want to start flashing and risk bricking if there was not going to be enough resources to do this.


Quote
It's almost concerning how warm the cables get, even the PSU cables. I guess pulling 7A will do that!

Are you still running those spliced 18AWG cables?  I have not noticed any unusual temperatures with the better insulated versions that I make 16 or 18AWG.  I have noticed some warmth on the cables from the PSU side.  They must really use some cheap wire to make these. Grin
legendary
Activity: 1795
Merit: 1208
This is not OK.
May 19, 2012, 11:54:18 AM
#81
Quote
hi,

has anyone use a tp-link mr3420 with open-wrt to run a and control ztex boards ?

regards
pazor

My link should work for you. It's a mipsel processor so the binary should work. Have a bash and see how far you get. Let me know what changes you have to make.

Quote
Quote from: tarrant_01 on Today at 06:00:29 AM
I'd like to see a picture of how to hook up a single to a power supply instead of using the brick that comes with them.

https://bitcointalksearch.org/topic/m.809820
https://bitcointalksearch.org/topic/wts-atx-psu-to-25-or-2155mm-12v-coaxial-plug-power-cables-new-product-74397

It's almost concerning how warm the cables get, even the PSU cables. I guess pulling 7A will do that!
hero member
Activity: 504
Merit: 500
FPGA Mining LLC
hero member
Activity: 546
Merit: 500
May 19, 2012, 09:00:29 AM
#79
I'd like to see a picture of how to hook up a single to a power supply instead of using the brick that comes with them.
legendary
Activity: 966
Merit: 1000
May 18, 2012, 10:24:22 AM
#78
hi,

has anyone use a tp-link mr3420 with open-wrt to run a and control ztex boards ?

regards
pazor
legendary
Activity: 1795
Merit: 1208
This is not OK.
May 18, 2012, 10:15:10 AM
#77
Icarus, and possibly ztex, but not sure if ztex will work or not.

And yeah, forgot to consider the losses in the PSU.
mrb
legendary
Activity: 1512
Merit: 1028
May 18, 2012, 02:54:55 AM
#76
650W gold PSU, so it's running at ~73% rated power.

Actually, less. Probably 65% or so.

You see 480W at the wall, but this PSU is probably outputting ~425W to the router & singles (~89% efficiency). That means 425/650 = 65%
A 650W PSU running at 100% would output exactly 650W while pulling more than 650W at the wall.
legendary
Activity: 3080
Merit: 1083
May 18, 2012, 01:21:00 AM
#75
Very nice. Looking for a used e3000 right now. This will make a sweet miner manager for the BFL singles. Does the cgminer 2.4.1 also have icarus support?
legendary
Activity: 1795
Merit: 1208
This is not OK.
legendary
Activity: 938
Merit: 1000
What's a GPU?
May 17, 2012, 08:12:55 PM
#73
Yeah he's using wireless Tongue

And I'd assume he's using MPBM on openWRT, yeah?
hero member
Activity: 518
Merit: 500
May 17, 2012, 04:25:29 PM
#72
650W gold PSU, so it's running at ~73% rated power.
Router and hub use ~12W

I don't see a Ethernet to the router. Using wireless I presume ?

What is CPU load and does it not overheat from cgminer coordinating them BFLs ?
legendary
Activity: 1795
Merit: 1208
This is not OK.
May 17, 2012, 03:44:31 PM
#71
650W gold PSU, so it's running at ~73% rated power.
Router and hub use ~12W
rjk
sr. member
Activity: 448
Merit: 250
1ngldh
May 17, 2012, 03:39:03 PM
#70
The last of my BFLs have arrived, here's my completed setup:

http://i.imgur.com/YyROj.jpg?1

6 units + router + hub = 480W

http://i.imgur.com/ArTCQ.jpg?1
Nice! What is the power supply rated for, and about how much power do the router and switch take by themselves?
legendary
Activity: 1795
Merit: 1208
This is not OK.
May 17, 2012, 03:36:19 PM
#69
The last of my BFLs have arrived, here's my completed setup:



6 units + router + hub = 480W

hero member
Activity: 686
Merit: 500
May 07, 2012, 04:01:12 PM
#68
So much porn in this thread!
hero member
Activity: 784
Merit: 500
May 07, 2012, 04:27:41 AM
#67
I have 9 Ztex boards on my mac mini and it consumes alltogether 170 w.

Not that effective but i dont habe any pcs left here Smiley

Ill post a pic:
legendary
Activity: 938
Merit: 1000
What's a GPU?
May 07, 2012, 01:05:15 AM
#66
Just my Mac Mini server with 3 BFLs.
I'm not sure how cost effective using a mac mini server is... But it looks nice!
full member
Activity: 206
Merit: 100
Mostly Harmless...
May 07, 2012, 12:53:43 AM
#65
Just my Mac Mini server with 3 BFLs 10 BFLs (5/17).  Moved into a cooler place, and humming along nicely.



Finally running cgminer native as well:



Only waiting for the new power-source and cables to replace all these crappy powerblocks.
legendary
Activity: 938
Merit: 1000
What's a GPU?
April 26, 2012, 07:59:56 PM
#64
Cool!
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