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Topic: [GENERAL SALES CLOSED] GekkoScience 2PAC - 2x BM1384 USB Stick Miner - page 5. (Read 56189 times)

newbie
Activity: 3
Merit: 0
no problem , let me know when you got some stock , would probably be taking 5
Thanx
We (SA folk) should do a group buy for pods for SA.
I agree , or a reseller because the price per unit on here works out to about R500 (depending on shipping costs) and the only other GekkoScience 2pac miners I can find are all over R1000 and out of stock.
legendary
Activity: 3892
Merit: 4331
Hi,

I don't have access to my sticks at the moment, can someone please measure the dimensions of the heatsink?
I'm trying to see if I can make some improvements to the way chips are cooled by adding a small fan on top.

Thanks.

Later edit: I'll have to measure everything precisely, but basically this is what I'm trying to do. Smiley
The fans on each stick will be connected to a USB male (3-5 cm) which will go into the hub.

https://image.ibb.co/eUF7GQ/download.jpg

you are not satisfied with a usb fan? you can bend it and cool multiple sticks:
https://www.amazon.com/ARCTIC-USB-Powered-Portable-Solution-Gooseneck/dp/B003XN24GY
full member
Activity: 224
Merit: 100
https://eloncity.io
no problem , let me know when you got some stock , would probably be taking 5
Thanx
We (SA folk) should do a group buy for pods for SA.
newbie
Activity: 3
Merit: 0
no problem , let me know when you got some stock , would probably be taking 5
Thanx
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
Sorry dude, I'm using being too busy (whether it's true or not) as an excuse for ignoring people. Really though, I had some bulk orders come in this week (resellers restocking) that chewed up pretty much all the rest of the batch so sales are closed until I can figure out if I'm gonna have anything left to sell once all current orders are met.
newbie
Activity: 3
Merit: 0
Do you ship to South Africa would like 4 or 5 depending of shipping costs 
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
copper member
Activity: 970
Merit: 287
Per aspera ad astra
Hi,

I don't have access to my sticks at the moment, can someone please measure the dimensions of the heatsink?
I'm trying to see if I can make some improvements to the way chips are cooled by adding a small fan on top.

Thanks.

Later edit: I'll have to measure everything precisely, but basically this is what I'm trying to do. Smiley
The fans on each stick will be connected to a USB male (3-5 cm) which will go into the hub.

newbie
Activity: 7
Merit: 0
Any way to get any of these GekkoScience 2-PAC shipped and landed at this moment? (to ontario, canada)
@Valkir Huh?
-dijib
newbie
Activity: 11
Merit: 0
Looking to buy some USB miners for 'shits & giggles'. Anyone point me to a source willing to take BTC and ship to Australia?

Page 1 contains all information you need (Pricing and Payment address), just confirm with sidehack what shipping costs to AUS will be.

hero member
Activity: 810
Merit: 1000
Looking to buy some USB miners for 'shits & giggles'. Anyone point me to a source willing to take BTC and ship to Australia?
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
Nope. Eyeboot is out of Hong Kong, Valkir out of Canada, bitshopper.de out of Germany and then the regular US sellers is all I have. Nobody in Australia.
sr. member
Activity: 336
Merit: 250
Another round of what? Sales are still open. I've already shipped out about 200 batch-2 units.

Sorry I must have mis-read the initial post mate. No idea what I was thinking haha. By the by, I saw that Eyeboot.com were covering Asia. Do you have anyone for Australia? I would like to buy locally if possible.
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
What I can pay will depend greatly on where you are, what with the cost of shipping. Let's take this to PM.
legendary
Activity: 1797
Merit: 1028
Another round of what? Sales are still open. I've already shipped out about 200 batch-2 units.

YOUR BANNER SAYS THAT YOU WANT S5 BOARDS--

I have a number of S3 and S5 units gathering dust.  What do you offer for the units?  Do you only want the board components?

From what I read here you are designing a replacement component for the S3 or S5 miner that an be used instead of the original chip board.  Is that correct?

I have been reading your BitCoinTalk threads for a while.  Your projects are always fascinating.  Please take the time to post an answer.       --scryptr
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
Another round of what? Sales are still open. I've already shipped out about 200 batch-2 units.
sr. member
Activity: 336
Merit: 250
Any chance of another round? I'm looking to get back into mining and a few USB miners would be a nice low-cost 'reintroduction' to mining.
hero member
Activity: 578
Merit: 501
Here are the pictures as promised.







newbie
Activity: 11
Merit: 0
As soon as I had a working Compac, I built like ten of them and took them home to run overnight where I could observe performance. It was fun having that many flashy lights in the room all night.

I meant that too though, that the flashy light part was the fun part. Power was fairly straightforward (when I finally got it working, the production version was by no means the first draft) and chip comms were very straightforward, but the flashy lights part was fun. It's actually got a double NFET inverter triggered off the RX line, where the second FET has a parallel RC on the gate to hold it high longer and that's what kicks the R and B elements in the RGB LED to make the white-ish flash. Without that the flash would be imperceptibly fast since a share return is like 5 bytes at 115kbaud. So it's not complex at all, but I like to think it's at least clever.

The Terminus uses a similar circuit, but instead of the RGB LED it's got a discrete blue LED and discrete white LEDs that flash. That way there's no weirdness going on with white-balance. Keeps it consistent. And also dead sexy.

Additionally, to stay on the subject of selling 2Pacs and whatever, I shipped out more orders today. We're operating out of standing stock right now so orders are shipped "immediately". I put that in quotes because I only actually send out packages on Tuesday and Friday.

That is great news on the shipped products, I feel like I played the lottery and am waiting for my prize to arrive. The anxiety is palpable  Grin
Maybe just a SIDEnote Cool, if the Compacs can end up making us coffee and toast in the morning while flashing disco lights then I think our lives would be complete...
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
As soon as I had a working Compac, I built like ten of them and took them home to run overnight where I could observe performance. It was fun having that many flashy lights in the room all night.

I meant that too though, that the flashy light part was the fun part. Power was fairly straightforward (when I finally got it working, the production version was by no means the first draft) and chip comms were very straightforward, but the flashy lights part was fun. It's actually got a double NFET inverter triggered off the RX line, where the second FET has a parallel RC on the gate to hold it high longer and that's what kicks the R and B elements in the RGB LED to make the white-ish flash. Without that the flash would be imperceptibly fast since a share return is like 5 bytes at 115kbaud. So it's not complex at all, but I like to think it's at least clever.

The Terminus uses a similar circuit, but instead of the RGB LED it's got a discrete blue LED and discrete white LEDs that flash. That way there's no weirdness going on with white-balance. Keeps it consistent. And also dead sexy.

Additionally, to stay on the subject of selling 2Pacs and whatever, I shipped out more orders today. We're operating out of standing stock right now so orders are shipped "immediately". I put that in quotes because I only actually send out packages on Tuesday and Friday.
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