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Search: Posts Made By: mariush
Forum: PC Power Supply Discussion 11 Hours Ago
Replies: 18
Views: 280
Posted By mariush
Leds these days are quite efficient. Some leds...

Leds these days are quite efficient. Some leds can be bright enough with just 2-3mA, some high brightness (small angle) leds can work even with 0.5mA or less.
Red leds have a forward voltage of...
Forum: PC Power Supply Discussion 3 Days Ago
Replies: 1
Views: 99
Posted By mariush
Have a look at this section : ...

Have a look at this section :

http://www.digikey.com/product-search/en/power-supplies-external-internal-off-board/ac-dc-converters/590377

For example this for 38$ :...
Forum: Electronic Component Discussion 3 Days Ago
Replies: 6
Views: 114
Posted By mariush
The normal design is to have male pins (header)...

The normal design is to have male pins (header) and use jumpers to short them. So I think you're talking about simple headers and jumpers.
...
Forum: Electronic Component Discussion 4 Days Ago
Replies: 6
Views: 114
Posted By mariush
Lots of connectors and jacks have two pins......

Lots of connectors and jacks have two pins... just have to know where to look for them.

Knock yourself out:...
Forum: PC Power Supply Discussion 1 Week Ago
Replies: 33
Views: 985
Posted By mariush
I'd rather have it set at 20v, the same voltage...

I'd rather have it set at 20v, the same voltage used on usb 3.0 (20v 5a max).
Not only that but it would also allow manufacturers to reuse curent laptop adapters that do 19v (and maybe mb makers...
Forum: PC Power Supply Discussion 3 Weeks Ago
Replies: 14
Views: 907
Posted By mariush
http://www.jonnyguru.com/modules/NDReviews/images/...

http://www.jonnyguru.com/modules/NDReviews/images/AntecHCP1300/DSC_4667.JPG

Is it just me or one of those SMD components broke/fell down where that VR602 silkscreen text is?
Forum: Testing Methodology Discussion 4 Weeks Ago
Replies: 86
Views: 2,085
Posted By mariush
Some time ago there was a review of Intelliplug...

Some time ago there was a review of Intelliplug on the eevblog forums:

http://www.eevblog.com/forum/reviews/intelliplug-desktop-teardown/

Pictures are gone as they were hosted on external...
Forum: PC Power Supply Discussion 02-20-2014
Replies: 17
Views: 602
Posted By mariush
From the review link: ...

From the review link:

http://i.imgur.com/TyYhhSb.jpg

http://i.imgur.com/05bybiN.jpg

Not good..
Forum: PC Power Supply Discussion 01-21-2014
Replies: 13
Views: 475
Posted By mariush
The Antec Basiq VP350P 350 W should be quite good...

The Antec Basiq VP350P 350 W should be quite good for your needs.

It's reviewed here: http://www.techpowerup.com/reviews/Antec/VP350P/1.html

Delta OEM design, good capacitor choice, basically...
Forum: General Hardware 12-27-2013
Replies: 11
Views: 948
Posted By mariush
No, just no. I can no longer stand keyboards that...

No, just no. I can no longer stand keyboards that aren't "ergonomic", that are just plain rectangular.

Typing this from a microsoft comfort curve 2000 ... just the right amount of curve-iness for...
Forum: General Hardware 10-28-2013
Replies: 6
Views: 1,294
Posted By mariush
Don't buy a motherboard just because it supports...

Don't buy a motherboard just because it supports PCI Express 3.0 - get a cheaper motherboard and spend that extra money on something else.

PCI Express 3.0 is downwards compatible with 2.0 so all...
Forum: General Hardware 10-28-2013
Replies: 6
Views: 1,294
Posted By mariush
I don't know where you are... judging by the Euro...

I don't know where you are... judging by the Euro currency i assume euro, but still... some countries have huge prices for some components compared to other countries.

Generally FX 8350 is not...
Forum: Electronic Component Discussion 10-25-2013
Replies: 5
Views: 1,048
Posted By mariush
My only criticism about that Atlas meter is that...

My only criticism about that Atlas meter is that it eats up the battery... and it's a stupid 12v battery that's expensive, if I remember correctly.

As for capacitor measurement.. don't kid...
Forum: General Hardware 09-06-2013
Replies: 8
Views: 1,438
Posted By mariush
No, it's not safe to use it. It may work fine...

No, it's not safe to use it. It may work fine with some power supplies, it may not work with others.

Just use a resistor to drop the voltage, or a voltage regulator, or an npn transistor.
...
Forum: PC Power Supply Discussion 08-22-2013
Replies: 10
Views: 1,016
Posted By mariush
Taken from Google cache : 1854 1855 1856...

Taken from Google cache :

1854
1855
1856
1857
1858

click on each to zoom
Forum: PC Power Supply Discussion 07-16-2013
Replies: 8
Views: 793
Posted By mariush
It could probably do 180-200w continuously but...

It could probably do 180-200w continuously but not more.
Forum: Electronic Component Discussion 07-13-2013
Replies: 6
Views: 1,459
Posted By mariush
That one with STA508 can indeed work with up to...

That one with STA508 can indeed work with up to 36v ... the absolute maximum is 40v.

The STA508 is a 4 channel amplifier - but each two channels are paired together as a single channel to...
Forum: PC Power Supply Discussion 07-13-2013
Replies: 3
Views: 319
Posted By mariush
You basically get a soldering iron, heat up the...

You basically get a soldering iron, heat up the solder points where the capacitors are soldered onto the board, take out capacitors.
Put new capacitors into the holes keeping the polarity the same,...
Forum: PC Power Supply Discussion 07-13-2013
Replies: 3
Views: 319
Posted By mariush
It's nice that they used 25v rated capacitors,...

It's nice that they used 25v rated capacitors, which means you can use a 18-20v laptop power adapter (that's what probably comes with the case)

The inductors and transistors/fets/whatever will get...
Forum: Electronic Component Discussion 07-12-2013
Replies: 6
Views: 1,459
Posted By mariush
Those are switching power supplies, just like the...

Those are switching power supplies, just like the power supply in your computer.

If you want to see if the amplifier works better with a different power supply, just get 12v from one of your...
Forum: PC Power Supply Discussion 06-24-2013
Replies: 14
Views: 1,013
Posted By mariush
Ugh what's the point of those cable sleeves when...

Ugh what's the point of those cable sleeves when they're so badly done... so large sections of heat shrink on each end of cable and messed up by those plastic ties under each heat shrink...
Forum: General Hardware 06-24-2013
Replies: 4
Views: 2,115
Posted By mariush
If you want to see that the controller works,...

If you want to see that the controller works, it's often enough to get neon bulb very close to the connector that goes to the cfl tube.
Another cheap tester is to simply get a CFL bulb, open it up...
Forum: General Hardware 06-23-2013
Replies: 4
Views: 2,115
Posted By mariush
If you mean power inverters (the ones converting...

If you mean power inverters (the ones converting 12-24v to 110-240v), then you need a multimeter with TrueRMS function/mode.
A regular multimeter will tell you the correct AC voltage only if the...
Forum: PC Power Supply Discussion 06-19-2013
Replies: 5
Views: 508
Posted By mariush
Actually, no, 500mV is unlikely to be a problem. ...

Actually, no, 500mV is unlikely to be a problem.
See http://en.wikipedia.org/wiki/RS-232#Voltage_levels ...

Most serial receivers and transmitters consider anything below -8v as a valid digital...
Forum: PC Power Supply Discussion 06-13-2013
Replies: 14
Views: 808
Posted By mariush
Not always. Some of the latest Intel "chipsets"...

Not always. Some of the latest Intel "chipsets" are completely PCI free.

Some motherboard manufacturers add pci to pci-e x1 bridges for onboard devices and to add 1-2 pci slots for backwards...
Showing results 1 to 25 of 209

 
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