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Search: Posts Made By: mariush
Forum: General PC Hardware 3 Weeks Ago
Replies: 4
Views: 341
Posted By mariush
It's not quite as simple as that. He went...

It's not quite as simple as that.

He went and put the Windows logos and made the discs look as original as possible. Had he sold simple CD-R discs for 25 cents he probably would have been fine. ...
Forum: PC Power Supply Discussion 01-18-2018
Replies: 6
Views: 673
Posted By mariush
Most of those power meters are only accurate from...

Most of those power meters are only accurate from around 2 watts and up. Other than that sure you can use those.

To measure the stand-by power your system consumes, buy a clampmeter with DC...
Forum: PC Power Supply Discussion 01-06-2018
Replies: 7
Views: 651
Posted By mariush
He posted a picture of the power supply on...

He posted a picture of the power supply on another forum (linustechtips) but he removed the post so I don't have it anymore.

But if I remember correctly it was iBall ZPS-281 :...
Forum: PC Power Supply Discussion 12-29-2017
Replies: 20
Views: 1,324
Posted By mariush
All power supplies have a smaller power supply...

All power supplies have a smaller power supply built inside them which runs 24/7 and provides stand-by power to the PC.

This stand-by power can be useful for various things like starting pc using...
Forum: PC Power Supply Discussion 12-11-2017
Replies: 7
Views: 585
Posted By mariush
The power supply accepts a wide voltage range...

The power supply accepts a wide voltage range (let's say 90v AC to 250v AC) and produces the voltages a computer expects (3.3v , 5v, 12v)

Like any power supply, it has some input filtering so it...
Forum: PC Power Supply Discussion 12-05-2017
Replies: 27
Views: 1,638
Posted By mariush
I don't see why you'd chuckle about it. Why...

I don't see why you'd chuckle about it. Why would you really need it?

There's lots of computers and systems which don't use a lot of power.

For example, do you need 3.3v for a board like this...
Forum: PC Power Supply Discussion 12-05-2017
Replies: 27
Views: 1,638
Posted By mariush
Remove -5v and -12v from the 24pin connector. ...

Remove -5v and -12v from the 24pin connector.
Remove 3.3v from the 24pin connector. Use DC-DC converter on motherboard, you need it anyway for m.2 SSDs and pci-e slots.
There's 5 x 5v DC wires in...
Forum: General PC Hardware 11-22-2017
Replies: 3
Views: 394
Posted By mariush
Just leave the tray open for around 10-20s after...

Just leave the tray open for around 10-20s after burning a disc. That should be enough to cool the laser and internals between two disc burns.

And it's 2017, still burning CDs? I can only...
Forum: PC Power Supply Discussion 11-11-2017
Replies: 34
Views: 1,999
Posted By mariush
The advertised wattage is what the power supply...

The advertised wattage is what the power supply delivers to components. The efficiency matters only when you want to know how much power is pulled from the mains socket.

If your power supply is...
Forum: PC Power Supply Discussion 11-10-2017
Replies: 45
Views: 4,356
Posted By mariush
I don't know how you got to 400 watts for that...

I don't know how you got to 400 watts for that system .

R3 1200 uses 30 watts. If you overclock it, you'll probably get close to 50-60w
R9 290 uses up to 250 watts

The motherboard uses maybe...
Forum: PC Power Supply Discussion 10-22-2017
Replies: 18
Views: 1,638
Posted By mariush
In 2013, my father bought this crap for around...

In 2013, my father bought this crap for around 15$ in today's money to revive an old pc .. it lasted a few weeks and it died..

I'm not sure it's better or worse than yours, at the very least it...
Forum: PC Power Supply Discussion 10-06-2017
Replies: 8
Views: 779
Posted By mariush
Keep in mind that those picoPSUs can't really...

Keep in mind that those picoPSUs can't really power anything serious, they're meant for systems with very low power processors (VIA cpus, Intel Atom, socket AM1 from AMD stuff like that, anything...
Forum: PC Power Supply Discussion 10-01-2017
Replies: 6
Views: 732
Posted By mariush
There's a huge variety of solders, you can just...

There's a huge variety of solders, you can just go to Wikipedia and see : https://en.wikipedia.org/wiki/Solder#Solder_alloys

Leaded solder is better no matter how you look at it.

Leaded solder...
Forum: PC Power Supply Discussion 09-10-2017
Replies: 25
Views: 1,780
Posted By mariush
Threadripper is a CPU with a 180w TDP, it's...

Threadripper is a CPU with a 180w TDP, it's basically two Ryzen 7 cores "glued" together.
With a good VRM, a Ryzen 7 1800x at 4 Ghz will pull 150 watts from the power supply in abusive benchmarks...
Forum: Off Topic 08-15-2017
Replies: 8
Views: 1,359
Posted By mariush
Some people buy these things to revive old...

Some people buy these things to revive old computers, pre-Pentium 4 machines that are heavy on the 3.3v and 5v rails.

For example, rather than opening an old power supply to replace a seized fan,...
Forum: PC Power Supply Discussion 08-10-2017
Replies: 22
Views: 1,493
Posted By mariush
That thing about 40-60% is more like this... ...

That thing about 40-60% is more like this...

Power supplies achieve the peak efficiency at around 60-70% so if you want your power supply to produce as little heat as possible, you should aim for...
Forum: PC Power Supply Discussion 08-09-2017
Replies: 7
Views: 773
Posted By mariush
You have a system that could run perfectly fine...

You have a system that could run perfectly fine with a 650w power supply. It doesn't use more than 500w (cpu maybe 100-150w, video card maybe 200-250w, the rest is peanuts, maybe less than 50w)
...
Forum: PC Power Supply Discussion 08-09-2017
Replies: 22
Views: 1,493
Posted By mariush
At maximum overclocking and during abusive...

At maximum overclocking and during abusive benchmarks, an eight core Ryzen will do around 100A at 1.42v (so ~140w, since v x a = power) ... so your six core 1600x will use less than 150w... maybe...
Forum: PC Power Supply Discussion 08-08-2017
Replies: 15
Views: 1,167
Posted By mariush
Those things (logos, warnings) should be on a...

Those things (logos, warnings) should be on a sticky label, so people can remove it.

Who knows maybe in a few years we'll have power supplies with e-ink or other such displays on them to show the...
Forum: PC Power Supply Discussion 08-08-2017
Replies: 15
Views: 1,167
Posted By mariush
And they had to screw it up with that text and...

And they had to screw it up with that text and logo spam on the back of the psu :

2717

http://www.jonnyguru.com/forums/attachment.php?attachmentid=2717&d=1502193773

they also missed the...
Forum: PC Power Supply Discussion 07-11-2017
Replies: 24
Views: 7,097
Posted By mariush
shame about the caps on the wires. wonder why...

shame about the caps on the wires.
wonder why they don't care more about the looks
they could have a tiny pcb, solder a surface mount poly on that pcb and then solder 4 wires to the board.
then...
Forum: Site Suggestions & Forum Issues 07-03-2017
Replies: 5
Views: 973
Posted By mariush
There's some issues with the forum software. ...

There's some issues with the forum software.

If I try to use some bbcode like url tags or img after hitting reply the forum scripts crash (you get internal server error 500) ... only these plain...
Forum: General PC Hardware 07-03-2017
Replies: 27
Views: 4,798
Posted By mariush
The server (the forum software) has problems...

The server (the forum software) has problems accepting any message that's more complex than simple text. The forum software crashes (internal server error , code 500 etc)

My post has a bunch of...
Forum: General PC Hardware 07-01-2017
Replies: 27
Views: 4,798
Posted By mariush
Can't reply... giving you a PM.

Can't reply... giving you a PM.
Forum: Electronic Component Discussion 06-23-2017
Replies: 3
Views: 861
Posted By mariush
It could be Nexperia (nxp) PSMN1R8 but i doubt it...

It could be Nexperia (nxp) PSMN1R8 but i doubt it : http://www.farnell.com/datasheets/1230732.pdf or http://pdf.datasheetcatalog.com/datasheet/NXP_Semiconductors/PSMN1R8-30BL.pdf (dpak version)
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