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Search: Posts Made By: mariush
Forum: PC Power Supply Discussion 1 Week Ago
Replies: 3
Views: 245
Posted By mariush
They're all bad. Look into Seasonic models,...

They're all bad.

Look into Seasonic models, Corsair, FSP ... someone on this forum will pop up with beQuiet so might as well mention it..
Forum: GPU Discussion 2 Weeks Ago
Replies: 5
Views: 271
Posted By mariush
570 4 GB versions are as low as 130$ in US (after...

570 4 GB versions are as low as 130$ in US (after 15-20$ mail-in rebates) but if you're in Indonesia that's probably not an option

4 GB is enough for 1080p very high/ultra and for 1440p at very...
Forum: PC Power Supply Discussion 2 Weeks Ago
Replies: 1
Views: 162
Posted By mariush
Seems like it's "made" by Apevia, here's a...

Seems like it's "made" by Apevia, here's a review: https://www.hardwaresecrets.com/apevia-turbolink-atx-tl450w-bk-power-supply-review/

Yeah, absolutely throw it way and buy a proper supply. This...
Forum: Electronic Component Discussion 3 Weeks Ago
Replies: 3
Views: 269
Posted By mariush
Just replace all capacitors except the primary...

Just replace all capacitors except the primary (big 400v+) capacitor.

http://www.jonnyguru.com/forums/attachment.php?attachmentid=3595&stc=1&d=1543040946

The 2 small capacitors on the bottom...
Forum: PC Power Supply Discussion 3 Weeks Ago
Replies: 6
Views: 383
Posted By mariush
Each mechanical hard drive will consume some...

Each mechanical hard drive will consume some amount of power from 5v (the circuit board, chips on the hard drive) and some amount from 12v (mainly the motor). Very few mechanical hard drives are 5v...
Forum: For Sale/Trade 10-29-2018
Replies: 11
Views: 580
Posted By mariush
his 2nd thread with red bubble links ... starts...

his 2nd thread with red bubble links ... starts to smell like link spam :|
Forum: PC Power Supply Discussion 10-25-2018
Replies: 24
Views: 2,154
Posted By mariush
A member on Badcaps forum bought a 16$ power...

A member on Badcaps forum bought a 16$ power supply from Amazon (Prime) :

KDMPower MIPC 775w : https://www.badcaps.net/forum/showthread.php?t=72229

Actually looking ok inside, with some...
Forum: PC Power Supply Discussion 10-23-2018
Replies: 15
Views: 858
Posted By mariush
This uses only 2 mosfets for 12v .. they're nice...

This uses only 2 mosfets for 12v .. they're nice mosfets but still... only two... it has empty pcb space for two more. Other desgns use 4 or more even at this wattage.

Didn't like the soldering on...
Forum: PC Power Supply Discussion 10-21-2018
Replies: 4
Views: 364
Posted By mariush
The extra 2 pins are ground wires. All...

The extra 2 pins are ground wires.

All wires in the connector on the clip side are ground wires:

http://savedonthe.net/image/2775/LPjRWBN.png

so you can get a 8pin connector from...
Forum: PC Power Supply Discussion 10-18-2018
Replies: 20
Views: 921
Posted By mariush
I was referring to boards like these, just check...

I was referring to boards like these, just check the majority of the pictures: https://www.newegg.com/Embedded-Solutions/SubCategory/ID-446





Don't get me started, that's even worse...
Forum: PC Power Supply Discussion 10-17-2018
Replies: 20
Views: 921
Posted By mariush
The only place where it would make sense to have...

The only place where it would make sense to have a supercapacitor would be as replacement for the battery on motherboards.

Though people would probably RMA motherboards if they lose time and bios...
Forum: PC Power Supply Discussion 10-17-2018
Replies: 20
Views: 921
Posted By mariush
Count the number of 16v rated capacitors in the...

Count the number of 16v rated capacitors in the power supply pictures, then find enough area to install 5 times as many in the power supply.
Oh, and then figure out how you'd quickly and SAFELY...
Forum: PC Power Supply Discussion 10-17-2018
Replies: 20
Views: 921
Posted By mariush
Because they're only rated for 2.7v ? Duh.

Because they're only rated for 2.7v ?
Duh.
Forum: Electronic Component Discussion 10-15-2018
Replies: 4
Views: 999
Posted By mariush
There was a particular elastomer (silastic,...

There was a particular elastomer (silastic, whatever you want to call it) with a bad chemical composition that went bad after a while as it aged.
Normally, that substance was a dark yellow, mustard...
Forum: PC Power Supply Discussion 10-09-2018
Replies: 39
Views: 3,420
Posted By mariush
A lot of you guys seem to forget that at such...

A lot of you guys seem to forget that at such high output power, the fan will also blow a lot of air down onto the pcb and bridge rectifier.

I assume the measurements in datasheets are done...
Forum: General PC Hardware 10-09-2018
Replies: 4
Views: 510
Posted By mariush
Ryzen processors don't consume enough current to...

Ryzen processors don't consume enough current to "overload" existing 8 pin cpu power connectors.

On regular air or water cooling, a regular 8 core Ryzen of first generation used to consume up to...
Forum: Electronic Component Discussion 10-02-2018
Replies: 2
Views: 487
Posted By mariush
It looks like a switching regulator to me (the...

It looks like a switching regulator to me (the inductor L2 directly connected to a pin, the C11 from inductor to what's probably ground, the C221 capacitor which is probably some boost capacitor for...
Forum: General PC Hardware 09-21-2018
Replies: 2
Views: 623
Posted By mariush
Buy some isopropyl alcohol and clean the memory...

Buy some isopropyl alcohol and clean the memory slots and the metal contacts of your ram sticks with it (remove power from pc, use a soft toothbrush with soft or some other kind of paintbrush that...
Forum: PC Power Supply Discussion 07-23-2018
Replies: 7
Views: 816
Posted By mariush
The Ryzen processors don't use a lot of power......

The Ryzen processors don't use a lot of power... they peak at around 120A @ 1.3-1.4v ... so maybe 150w at most. Even with lousy efficiency on the VRM, you're not drawing more than 200w from the...
Forum: Electronic Component Discussion 07-07-2018
Replies: 15
Views: 2,256
Posted By mariush
Short term, I would agree with electrolytic...

Short term, I would agree with electrolytic capacitors and fans.

Long term, I would think those interference caps (X2 capacitors) could be damaged and potentially fail, if load varies a lot then...
Forum: PC Power Supply Discussion 07-06-2018
Replies: 7
Views: 626
Posted By mariush
In addition, software often reads voltages with a...

In addition, software often reads voltages with a limited precision, like let's say 8mV or 10mV steps. It depends on the voltage reference used and the ADC in the super-io chip on mb.
So for...
Forum: PC Power Supply Discussion 07-06-2018
Replies: 4
Views: 443
Posted By mariush
nJoy is actually the brand of a Romanian company,...

nJoy is actually the brand of a Romanian company, they brand power supplies, UPSes, and a lot of other crap.

The psu is from a smaller chinese OEM, and it's... acceptable.

You can find the...
Forum: PC Power Supply Discussion 06-13-2018
Replies: 22
Views: 1,332
Posted By mariush
Look at stores like Digikey .. here's for example...

Look at stores like Digikey .. here's for example 80x80x 25ish fans : https://www.digikey.com/short/j9jczq

You'd want to have an amount of airflow similar or better than older psu.
Pick...
Forum: PC Power Supply Discussion 06-01-2018
Replies: 10
Views: 1,325
Posted By mariush
Vega has a sweetspot: as you lower the default...

Vega has a sweetspot: as you lower the default frequency, you'll find that you can reduce the gpu chip voltage by quite some amount.
So at some point, the card will be very efficient, but the...
Forum: General PC Hardware 04-30-2018
Replies: 4
Views: 908
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. ...
Showing results 1 to 25 of 353

 
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