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Topic: SideHacks's TwoPac miner vs His Compac photos now review later. (Read 2229 times)

legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
So you're proving vapourminer's idea can work. It'd be better with a much shorter cable.

Just had those parts on hand.

I am about to plug in the 2pac to it.
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
So you're proving vapourminer's idea can work. It'd be better with a much shorter cable.
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
those solid usb bridges were nice but they would be specific to a particular hub and useless for all others.

what might be nice is a simple circuit board with one usb plug/socket on the board and then a pigtail cable for the other usb plug so the board supports the miner and the pigtail plugs into any nearby socket.

that way the miner is supported instead of flopping around, it gets extra power and it can be used with any hub.

That would be good,but I have a fix if you can find the bridges.

Fast check on the two sticks  The have been running none stop since  Feb 1 and HW = 0 for both sticks


photos soon






picture that on this

legendary
Activity: 4354
Merit: 3614
what is this "brake pedal" you speak of?
those solid usb bridges were nice but they would be specific to a particular hub and useless for all others.

what might be nice is a simple circuit board with one usb plug/socket on the board and then a pigtail cable for the other usb plug so the board supports the miner and the pigtail plugs into any nearby socket.

that way the miner is supported instead of flopping around, it gets extra power and it can be used with any hub.
legendary
Activity: 1624
Merit: 1130
Bitcoin FTW!
Thanks for the information & review Phil - your setup is VERY nice! I can't seem to find that USB bridge that you're using, which looks much more convenient than using x2 male - x1 female USB cables. Can you please let me know where to purchase those?

wish I did  but they are no longer available.

They came out back in the day of usb stick mining
They are still available. Go on aliexpress and search USB Y cable and you can get em for a buck a pop. I ordered about ten of them from aliexpress and they're still shipping. No fear, all of this mining stuff doesn't ever go away Smiley

The y cables are pretty easy.

That hard metal bridge not that easy.
Sorry, didn't see what you were mentioning in the first post. Unfortunately THOSE are not available anymore but the Y cables are ok so as long as you don't put them on carpets or anything like that. Maybe people will start selling the bridges in the future but for now the Y cables are all we got.
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
Thanks for the information & review Phil - your setup is VERY nice! I can't seem to find that USB bridge that you're using, which looks much more convenient than using x2 male - x1 female USB cables. Can you please let me know where to purchase those?

wish I did  but they are no longer available.

They came out back in the day of usb stick mining
They are still available. Go on aliexpress and search USB Y cable and you can get em for a buck a pop. I ordered about ten of them from aliexpress and they're still shipping. No fear, all of this mining stuff doesn't ever go away Smiley

The y cables are pretty easy.

That hard metal bridge not that easy.
legendary
Activity: 1624
Merit: 1130
Bitcoin FTW!
Thanks for the information & review Phil - your setup is VERY nice! I can't seem to find that USB bridge that you're using, which looks much more convenient than using x2 male - x1 female USB cables. Can you please let me know where to purchase those?

wish I did  but they are no longer available.

They came out back in the day of usb stick mining
They are still available. Go on aliexpress and search USB Y cable and you can get em for a buck a pop. I ordered about ten of them from aliexpress and they're still shipping. No fear, all of this mining stuff doesn't ever go away Smiley
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
Thanks for the information & review Phil - your setup is VERY nice! I can't seem to find that USB bridge that you're using, which looks much more convenient than using x2 male - x1 female USB cables. Can you please let me know where to purchase those?

wish I did  but they are no longer available.

They came out back in the day of usb stick mining
sr. member
Activity: 439
Merit: 297
www.amazon.com/shops/MinersSupply
Thanks for the information & review Phil - your setup is VERY nice! I can't seem to find that USB bridge that you're using, which looks much more convenient than using x2 male - x1 female USB cables. Can you please let me know where to purchase those?
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
The plain silver heatsink is because my regular supplier of heatsinks wasn't gonna be able to provide a bid until March, and after the procurement agent I handed the request to did a little bit of legwork and then forgot about the whole thing, I just bought a bunch of cut-to-length on short notice and got a guy drilling them out here in the shop. Nothing fancy, sorry.
The blank side of the stick won't be blank on the production version. Both US and bitshopper versions have a full-logo silkscreen and whatnot like the original Compac, I just didn't care to do all the manual mirror-image edits for that layer in time for the prototype sticks.
Ah sounds good, thanks for the clarification. Figured that it'd be this way but I wasn't sure. Not that big of a deal to me anyways, miners are miners Smiley


Phil, this is the fan you're using, right? http://amzn.to/2kaGf8N Checked it out a while ago but I didn't know if it was good at all or not, might consider it after getting my 2pac.

your link is to the smaller 80 mm by 80 mm


this one below is the 120 mm by 120 mm    far better fan for up to 4-6 sticks at freq 200-300

 not good enough for monster over clocking in the 375-410 freq area

https://www.amazon.com/Thermaltake-Mobile-External-Cooling-AF0007/dp/B002OJN250/ref=sr_1_2?








For the record I corrected this post on the s-9 thread


This has been corrected and the number is now 967 on both websites.
So if you order that march 1 unit  be sure to check  and see that the numbers match on hashnest and bitmain  as they should .

Also if you purchased the s9 at the 917 rate  ask for a refund of around 60 usd.  I really would like to see and read if you got stuck and if they fix it.




as a heads up  coinbase is quoting btc at 960 usd

bitmain is quoting btc at 917

thus  you lose about 65 dollars if you use coinbase.

Hashnest has coins at 956

since hashnest and bitmain share the same website  and are under the same umbrella it is really fucking bad that they do not match



Take a look

legendary
Activity: 1050
Merit: 1000
Very cool. I like it.
legendary
Activity: 1624
Merit: 1130
Bitcoin FTW!
The plain silver heatsink is because my regular supplier of heatsinks wasn't gonna be able to provide a bid until March, and after the procurement agent I handed the request to did a little bit of legwork and then forgot about the whole thing, I just bought a bunch of cut-to-length on short notice and got a guy drilling them out here in the shop. Nothing fancy, sorry.
The blank side of the stick won't be blank on the production version. Both US and bitshopper versions have a full-logo silkscreen and whatnot like the original Compac, I just didn't care to do all the manual mirror-image edits for that layer in time for the prototype sticks.
Ah sounds good, thanks for the clarification. Figured that it'd be this way but I wasn't sure. Not that big of a deal to me anyways, miners are miners Smiley


Phil, this is the fan you're using, right? http://amzn.to/2kaGf8N Checked it out a while ago but I didn't know if it was good at all or not, might consider it after getting my 2pac.
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
Phil, did you check what the X to + gave you for a voltage?

Based on your frequency and sidehacks numbers from here: https://bitcointalksearch.org/topic/m.17620138
I would assume you should be around 1.32v-1.36v?

Loving the pics.  Smiley

I will get meters out on Tuesday.

Once you get these sticks going it makes you all the more angry that sidehack was not given chips and chip support from bitmain for the s7 chips and the s9 chips.

Thanks to bit fury maybe we will see true monster sticks one day.

The windows build was pretty easy once I got the link from vh.

I had to load zadig but that is a one shot deal.

One nice thing is this rig. Is running a gpu on xmr. The profit it makes will allow me to run the sticks for free.

here is the rig with higher volts setting and also running xmr  quite and cool

hero member
Activity: 777
Merit: 1003
Phil, did you check what the X to + gave you for a voltage?

Based on your frequency and sidehacks numbers from here: https://bitcointalksearch.org/topic/m.17620138
I would assume you should be around 1.32v-1.36v?

Loving the pics.  Smiley
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
The two-chip shipped with voltage set for 100MHz stable. Looks like you need to turn it up, getting ~100 errors per minute. Should level out to 22GH, about 300WU
yeah when I saw the photo I realized it.    So the  +   screw  was  like this X I turned it to +

   or  from 10:30 to 12:00

it is now much more stable.

and imgur.com is down I have 6 photos will post later.


Stud hub with 2x usb2 for the 2pac.  I can send it 2.2 amps at 5 volts = 11 watts



I got compacs up to 400 freq  with a fan on this hub and the doubler bridge

I also burned a bridge doing 410 freq.


legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
The two-chip shipped with voltage set for 100MHz stable. Looks like you need to turn it up, getting ~100 errors per minute. Should level out to 22GH, about 300WU
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
OKay After a rocky start.  I have a fully working start.bat file


cgminer -o stratum+tcp://mmpool.org:3333 -u philipma1957.A --gekko-compac-freq 225 --gekk0-2pac-freq 200-p x

I set the 1 chip to 225 and the 2 chip to 200
see below

legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
The plain silver heatsink is because my regular supplier of heatsinks wasn't gonna be able to provide a bid until March, and after the procurement agent I handed the request to did a little bit of legwork and then forgot about the whole thing, I just bought a bunch of cut-to-length on short notice and got a guy drilling them out here in the shop. Nothing fancy, sorry.
The blank side of the stick won't be blank on the production version. Both US and bitshopper versions have a full-logo silkscreen and whatnot like the original Compac, I just didn't care to do all the manual mirror-image edits for that layer in time for the prototype sticks.
legendary
Activity: 1624
Merit: 1130
Bitcoin FTW!
I don't quite like the silver heatsink as I'm too used to the green one, same goes for the blank frontside pcb. Not a big deal but I don't like changes too much Smiley
newbie
Activity: 42
Merit: 0
Thank you philipma1957.
Here is a better version for community.

https://i.imgur.com/VVi35NS.jpg
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