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241  Bitcoin / Mining speculation / Re: Diff drop incoming? on: August 16, 2017, 04:13:58 AM
Almost certainly some hashrate has been moved over to mine on BCH (IMHO). It's got a significant amount, and I don't think it was just sitting on the sidelines waiting for the fork to happen. My understanding is that Bitmain has some investment in BCH, so it would make sense that they want to support it for a while.
242  Economy / Computer hardware / Re: WTS 6 1070 11gb gpu miner on: August 15, 2017, 06:58:22 PM
Are you interested in parting out a single 8GB 1070 GPU? If so, for how much?
243  Bitcoin / Mining speculation / Re: Newest difficulty contest. 2 ltc plus 1 compac stick as the prize. Picks closed on: August 09, 2017, 03:02:04 PM
As my Dad would have said:

Close, but no cigar!
244  Bitcoin / Mining speculation / Re: Newest difficulty contest. 2 ltc plus 1 compac stick as the prize. Picks open! on: August 05, 2017, 05:04:57 PM
+6.0 = alh

BTc price is on a real tear now at $3278. Looks like Phil's estimate/hope of $3000 by early August is spot on. Just have to see if it holds.
245  Bitcoin / Mining speculation / Re: Newest difficulty contest. 2 ltc plus 1 compac stick as the prize. Picks open! on: August 05, 2017, 05:01:16 PM
Is bitcoinwisdom.com's difficulty page hung? Looks like it hasn't been updated in a few days.

Yes, it has been for a few days. No graphs to indicate a trend to help you (or me). Phillip suggested : https://bitcoincharts.com/ buried in the message above for basic info.

Feels a bit like "flying blind" to me though.   Sad
246  Bitcoin / Mining speculation / Re: Newest difficulty contest. 2 ltc plus 1 compac stick as the prize. Picks open! on: August 03, 2017, 02:56:14 PM
Is bitcoinwisdom "frozen" and no longer updating? That's been my "Go To" place for stuff related to hashrate, difficulty, blocks and the like.
247  Bitcoin / Mining speculation / Re: Newest difficulty contest. 2 ltc plus 1 compac stick as the prize. on: August 02, 2017, 04:33:41 AM
So, do BCC discussions fall into the Alt-Coin area, or are they welcome here?

I am woefully ignorant about anything related to "the fork". Does anybody actually mine specifically on the fork?
248  Bitcoin / Mining speculation / Re: Difficulty contest rollover prize 2ltc 1 compac usb stick. Picks are now closed! on: July 27, 2017, 08:04:46 AM
Looks to me like another miss. I guessed way too high, along with several others.....

Bitcoin Difficulty:    804,525,194,568
Estimated Next Difficulty:    864,794,106,436 (+7.49%)
Adjust time:    After 18 Blocks, About 2.7 hours
Hashrate(?):    6,227,075,973 GH/s
Block Generation Time(?):    
1 block: 9.0 minutes
3 blocks: 27.1 minutes
6 blocks: 54.2 minutes
   
Updated:    2:50 (15.4 minutes ago)

Crazy business indeed!
249  Bitcoin / Mining speculation / Re: How is difficulty relevant when you know your percentage of your net hashrate? on: July 25, 2017, 12:42:09 AM

Pardon me, I've got to go over some settings on my time machine...

So, do you have the "DeLorean" version, or something else??? My "Flux Capacitor" is damaged beyond repair, I am afraid.... Smiley

Are your settings for forward, or backward from here?

Smiley Smiley Smiley
250  Bitcoin / Mining / Re: [11kW SOLAR/WIND] NastyMining Green Energy Project on: July 23, 2017, 08:43:01 PM
i am a newbie to home ownership and am considering adding solar panels to my roof. One thing I just noticed from many panel specs: they are 12V DC.

Is there a way to hook the panels directly to a rig, bypassing the inverter etc.? I know battery is needed for overnight operation but I just want to know if this can be done, why or why not.

Thanks.

This can be done if you have a small miner, one or two solar panels, and a 12V battery, all in very close proximity to each other. One key item to remember is that with say a 1Kw miner, that's 83+ Amps at 12V. That's a bunch of pretty serious wires to carry that current. If you have enough panels to produce 1KW, it isn't practical to place those close to the miner and the battery. When you get to tens or maybe a hundred feet of cable to carry 80 Amps at 12V, it gets to be pretty cumbersome. Just imagine what it would be like with 10 Kw of solar panels.

Just like with electric companies, it's much better to use a higher voltage with lower amperage to transmit power over distance (e.g. miles). Same principle for a solar setup since you don't want a mass of heavy gauge wire to connect all the components, just on a smaller scale. You don't want to lose a lot of power, just in the wiring. You see this at all levels of a power distribution system where it's more efficient to use a higher voltage to get a lower current (e.g. 240V or 480VAC for high power applications).
251  Bitcoin / Mining speculation / Re: Difficulty contest rollover prize 2ltc 1 compac usb stick. Picks are now open! on: July 23, 2017, 08:10:28 PM
+10.5 = alh

BTC price currently $2773.

Bitcoin Difficulty:    804,525,194,568
Estimated Next Difficulty:    887,140,925,788 (+10.27%)
Adjust time:    After 562 Blocks, About 3.5 days
Hashrate(?):    6,436,675,884 GH/s
Block Generation Time(?):    
1 block: 9.0 minutes
3 blocks: 26.9 minutes
6 blocks: 53.8 minutes
   
Updated:    15:5 (7.0 minutes ago)
252  Bitcoin / Mining speculation / Re: Difficulty contest rollover prize 2ltc 1 compac usb stick. Picks are now open! on: July 22, 2017, 08:40:42 AM
As quickly as the BTC price dropped from $2600 --> $1900, it has now gone back up to about $2800. This is all within the span of a single difficulty period.

Big time roller-coaster.....
253  Bitcoin / Mining speculation / Re: Difficulty contest rollover prize 2ltc 1 compac usb stick. Picks are yet to open on: July 16, 2017, 08:04:58 PM
A few hours later, on price.bitcoin.com: $1880.

Pretty much a straight line down from $2600 on July 5th. (excluding small and brief  "rallies").
254  Bitcoin / Mining speculation / Re: Difficulty contest rollover prize 2ltc 1 compac usb stick. Picks are yet to open on: July 15, 2017, 08:58:41 AM
For what it's worth, BTC price has declined now to $2051. I would think that if that persists, that the increase in hashrate will slow. There's quite a lag in hashrate changes, BTC price can literally "turn on a dime". Maybe a decline in BTC price coupled with good sized difficulty jump will bring things  back closer to where they were back in the first 2 months of the year.

Just my $.02.
255  Bitcoin / Mining speculation / Re: Difficulty contest. prize 2 ltc 1 compac usb stick. Picks are closed!! on: July 12, 2017, 06:22:20 PM
I went double-digit because I got reminded by a post somewhere about "S9 batch shipping in July".

 Seems like Bitmain got this batch out the door a bit early though, I'm pretty sure their "ship by" date on the batch in question was July 10.



Nothing says that Bitmain didn't deploy 1,000 S9's within their data center before they worried about shipping units to customers. I clearly picked too low, just like almost everyone else.....
256  Bitcoin / Mining speculation / Re: Difficulty contest. prize 2 ltc 1 compac usb stick. Picks are open!! on: July 11, 2017, 06:25:53 AM
+9.9 = alh

Bitcoin Difficulty:    708,659,466,230
Estimated Next Difficulty:    780,565,274,191 (+10.15%)
Adjust time:    After 524 Blocks, About 3.3 days
Hashrate(?):    5,924,279,716 GH/s
Block Generation Time(?):    
1 block: 9.1 minutes
3 blocks: 27.2 minutes
6 blocks: 54.5 minutes
   
Updated:    1:20 (7.4 minutes ago)
257  Bitcoin / Mining speculation / Re: Difficulty contest. prize 2 ltc 1 compac usb stick. Picks are yet to open. on: July 06, 2017, 11:49:35 PM
What's interesting to consider is the amount of hash that needs to be added to make a 10% from the last adjustment.  Using the figure from bitcoinwisdom of 5,072,782 TH at the last change, the network would need to add 507,278 TH for a 10% increase. That's a lot of S9 hardware, or BitFury containers to deploy. You would think the logistics alone would be pretty daunting. My guess is that this is actually stuff that's been purchased as the price was rising and has taken a while to actually made active. Maybe Bitmain has been "sand bagging" for a while.......
258  Bitcoin / Mining speculation / Re: A diff contest picks are closed. 1.5 ltc prize with a sidehack compac on: June 30, 2017, 03:01:32 PM
While I got too crushed by my regular job to participate, I had been figuring that it was going to be a negative jump. The current figures continue to support that, though it might be even more negative than I was thinking. This would be the 1st difficulty decrease for 2017.

Bitcoin Difficulty:    711,697,198,174
Estimated Next Difficulty:    694,038,303,157 (-2.48%)
Adjust time:    After 239 Blocks, About 1.7 days
Hashrate(?):    4,837,168,506 GH/s
Block Generation Time(?):    
1 block: 10.4 minutes
3 blocks: 31.2 minutes
6 blocks: 1.0 hours
   
Updated:    9:55 (5.9 minutes ago)
259  Bitcoin / Mining speculation / Re: A diff contest.picks are now open!! 1.5 ltc prize with a sidehack compac on: June 27, 2017, 12:30:05 AM
I have wondered how closely the aggregate hash rate tracks BTC price. For a while BTC prices had been rising rapidly, except it has now fallen back more to a $2400-2600 range. With no obvious spike back towards $3000, might enough folks "switch off" to matter?
260  Bitcoin / Mining speculation / Re: A diff contest.picks are yet to open. 1.5 ltc prize with a sidehack compac on: June 24, 2017, 05:06:06 AM
Looks to me that it has just opened:

Bitcoin Difficulty:    711,697,198,174
Estimated Next Difficulty:    713,559,827,688 (+0.26%)
Adjust time:    After 1113 Blocks, About 7.7 days
Hashrate(?):    5,039,185,925 GH/s
Block Generation Time(?):    
1 block: 9.9 minutes
3 blocks: 29.9 minutes
6 blocks: 59.7 minutes

Phil will confirm I am sure.......
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