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Topic: ANTMINER U3 Discussion and Support Thread - page 71. (Read 149415 times)

full member
Activity: 159
Merit: 100
October 23, 2014, 03:35:40 PM
#89
The point and what you said are valid, i've seen too many power supplies come from China which can only be called an electrical death trap and/or an EMC compliance nightmare.

Seriously, anyone can get power supplies that can kick out 6A, we don't need power supplies that will either throw out too much RFI or burn someones house to the ground, after all, anyone reselling these in Europe (and I assume other countries, but I wouldn't know) will be liable for it.
hero member
Activity: 524
Merit: 500
October 23, 2014, 02:14:10 PM
#88
I dont understand why is included PSU 16A, when is enough according to specification only 6A.
16PSU is more expensive, larger and more heavy.

If 63GHash and 0,8W/1GHash from the wall (63x0,8=50,4W AC side) could be ok cheap 12V/5A PSU. I have plenty such 12V/5APSU  in stock...


Hi charles2k,

Sorry for the typo, it is 12V AC/DC power brick of 6A.

My guess would be to maintain the efficiency rating at the wall and also inflate the price of the unit. After all, Bitmain will be buying the PSU's in bulk for deep discounts over retail price. I would certainly like to see an option to purchase them without the power bricks.
Your guess would make more sense if you weren't quoting the manufacturer telling everyone it was a typo and that it's a 6A brick, not a 16A brick. Tongue

Either way my other point is valid. Not everyone is going to need those power bricks.
legendary
Activity: 1274
Merit: 1004
October 23, 2014, 01:58:14 PM
#87
I dont understand why is included PSU 16A, when is enough according to specification only 6A.
16PSU is more expensive, larger and more heavy.

If 63GHash and 0,8W/1GHash from the wall (63x0,8=50,4W AC side) could be ok cheap 12V/5A PSU. I have plenty such 12V/5APSU  in stock...


Hi charles2k,

Sorry for the typo, it is 12V AC/DC power brick of 6A.

My guess would be to maintain the efficiency rating at the wall and also inflate the price of the unit. After all, Bitmain will be buying the PSU's in bulk for deep discounts over retail price. I would certainly like to see an option to purchase them without the power bricks.
Your guess would make more sense if you weren't quoting the manufacturer telling everyone it was a typo and that it's a 6A brick, not a 16A brick. Tongue
hero member
Activity: 524
Merit: 500
October 23, 2014, 12:47:12 PM
#86
I dont understand why is included PSU 16A, when is enough according to specification only 6A.
16PSU is more expensive, larger and more heavy.

If 63GHash and 0,8W/1GHash from the wall (63x0,8=50,4W AC side) could be ok cheap 12V/5A PSU. I have plenty such 12V/5APSU  in stock...


Hi charles2k,

Sorry for the typo, it is 12V AC/DC power brick of 6A.

My guess would be to maintain the efficiency rating at the wall and also inflate the price of the unit. After all, Bitmain will be buying the PSU's in bulk for deep discounts over retail price. I would certainly like to see an option to purchase them without the power bricks.
hero member
Activity: 741
Merit: 514
https://www.bitmain.com
October 22, 2014, 08:43:31 PM
#85
I dont understand why is included PSU 16A, when is enough according to specification only 6A.
16PSU is more expensive, larger and more heavy.

If 63GHash and 0,8W/1GHash from the wall (63x0,8=50,4W AC side) could be ok cheap 12V/5A PSU. I have plenty such 12V/5APSU  in stock...


Hi charles2k,

Sorry for the typo, it is 12V AC/DC power brick of 6A.
legendary
Activity: 1666
Merit: 1185
dogiecoin.com
October 22, 2014, 03:20:15 AM
#84
I dont understand why is included PSU 16A, when is enough according to specification only 6A.
16PSU is more expensive, larger and more heavy.

Not really on both counts.
legendary
Activity: 2030
Merit: 1076
A humble Siberian miner
October 21, 2014, 09:55:59 PM
#83
I dont understand why is included PSU 16A, when is enough according to specification only 6A.
16PSU is more expensive, larger and more heavy.
Maybe it's for overclocking? And for higher reliability...
full member
Activity: 138
Merit: 102
October 21, 2014, 05:41:04 PM
#82
Why would anyone want this useless product at this time? A year too late to the party.


 this is a good item.  but not at 56 plus shipping with an included psu.

first off anyone  into btc coins should be running one of these at a solo pool such as


http://solo.ckpool.org/    

or http://www.solopool.net

or http://bitsolo.net/


yeah you won't hit but for the right price it can be an endless lottery ticket.

30 bucks each use your own psu. power 50 watts  this is  36 kwatts a month   whats that at the worst 35 cents x 36 = 12.60 a month for a shot at a block.

easy to promote as a shot for a block.  and low cost 30 up front and 3 to 12 a month in power.

Do you know how to calculate risk/reward?

lol



Yeah, well I'm running a BA X-1 solo right now and if I had one of these little guys I'd do the same.
sr. member
Activity: 326
Merit: 250
October 21, 2014, 04:39:05 PM
#81
I dont understand why is included PSU 16A, when is enough according to specification only 6A.
16PSU is more expensive, larger and more heavy.

If 63GHash and 0,8W/1GHash from the wall (63x0,8=50,4W AC side) could be ok cheap 12V/5A PSU. I have plenty such 12V/5APSU  in stock...
legendary
Activity: 2030
Merit: 1076
A humble Siberian miner
October 21, 2014, 11:16:34 AM
#80
I would like to see the sales statistics. )
full member
Activity: 121
Merit: 100
October 21, 2014, 09:40:07 AM
#79
poor device  Angry Angry
legendary
Activity: 1666
Merit: 1185
dogiecoin.com
October 21, 2014, 09:02:34 AM
#78
And, if it does need a controller PC just for one unit, then what is the point?

I think you've misunderstood what it says, it means you can run many U3s from one PC.
newbie
Activity: 47
Merit: 0
October 21, 2014, 08:23:24 AM
#77
The 'Scalable' and 'Hassle Free' comments contradict each other in relation to a single set-up.

Which is it for a single miner?

And, if it does need a controller PC just for one unit, then what is the point?
full member
Activity: 159
Merit: 100
October 21, 2014, 04:12:47 AM
#76
Does this use a web UI like all other Antminers or can it only be used with a direct connection to a Rasb PI or PC??

If Web UI then I will order a box, as could have one running in each room as a small heater for the winter.

Any plans to allow S3 coupons to be used? (would rather use coupons on this, seeing as S3's are more expensive now than they were in August even with a coupon lol).

Thanks

Features:

Scalable: Multiple U3 miners can be maintained by one controller running cgminer due to its USB port.

Hassle free: Setup consists of plugging in the USB and power cables and running Antminer CGMiner.
newbie
Activity: 47
Merit: 0
October 21, 2014, 02:47:38 AM
#75
Does this use a web UI like all other Antminers or can it only be used with a direct connection to a Rasb PI or PC??

If Web UI then I will order a box, as could have one running in each room as a small heater for the winter.

Any plans to allow S3 coupons to be used? (would rather use coupons on this, seeing as S3's are more expensive now than they were in August even with a coupon lol).

Thanks
full member
Activity: 159
Merit: 100
October 20, 2014, 11:53:47 PM
#74
No, not quite. If the PSU had a C16 on it, you couldn't fit a C13 cable into it and would need a C15 cable. I couldn't imagine them using a C16 instead of C14, but generally when people talk about a kettle plug they're talking about the high temp version.

Ah right, you're talking about the socket side, fair enough, like you said though, it would be hard to see them using a C16 Smiley.
legendary
Activity: 1274
Merit: 1004
October 20, 2014, 11:32:45 PM
#73
dogie, can you confirm that these things will use a C13 plug instead of the high temp (kettle plug) C15 version?

They're the same thing, apart from one has a higher temp rating.
No, not quite. If the PSU had a C16 on it, you couldn't fit a C13 cable into it and would need a C15 cable. I couldn't imagine them using a C16 instead of C14, but generally when people talk about a kettle plug they're talking about the high temp version.
full member
Activity: 159
Merit: 100
October 20, 2014, 11:28:29 PM
#72
dogie, can you confirm that these things will use a C13 plug instead of the high temp (kettle plug) C15 version?

They're the same thing, apart from one has a higher temp rating.
legendary
Activity: 1666
Merit: 1185
dogiecoin.com
October 20, 2014, 11:17:07 PM
#71
dogie, can you confirm that these things will use a C13 plug instead of the high temp (kettle plug) C15 version?

Its standard C13 and its hexagonal shape.
legendary
Activity: 1666
Merit: 1185
dogiecoin.com
October 20, 2014, 11:15:13 PM
#70
MOQ is being changed to 20 after feedback [this is the size of one box, it would be hard now to drop further].
Keeping in mind all inconveniences U3 gives to it's probable owners, high price for it, IMHO MOQ should be 10 pcs. In that case many of us probably would buy it at least as decoration. ) personally I would place them at the face of the top shelf of my PC table.  Roll Eyes Or may be at the side bars on which that shelf stands. ) And a couple of LEDs lighting on U3s would also look pretty.  Cheesy

10 is problematic as they come in sturdy boxes of 20, and the shipping costs won't scale down sufficiently to be worthwhile.
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