Questions tagged [power-supply]

For questions about devices that automatically supply and/or regulate electrical power for other devices. Do not use this tag for questions about PC power supplies (see the [smps] tag).

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2answers
78 views

What is the most affordable PSU for my requirements?

I have been reading a lot of things in the internet today about power supplies and I still cannot come to a conclusion on what exact PSU should I buy. The image below shows what I think is my power ...
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0answers
10 views

How to power 24v noctua fan?

There exists 140mm computer fans: Noctua NF-A14 industrialPPC-24V-3000 IP67 PWM: They are supposed to be powered from 24V to get full RPM. How in computer system it is supposed to power them with 24 ...
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2answers
23 views

Why using an adapted 15-pin SATA connector, my Hard Disk does not turn on?

I have bought this cable in order to use a separate USB adapter to power my desktop hard disk (3,5") At one end is a normal USB male connector, and on the other end is an adapted 15-pin plug. ...
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1answer
17 views

Graphical card burned ? Help?

This is the second time that my graphical card burned. I purchased my compter on the website CSL computer there is little more than 2 years and the warrantly is out of date. The configuration is : ...
2
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2answers
80 views

Reading and activate/disable power of specific outlets

We want to offer Colocation in a DataCenter and therefore we need to messure the energy consumption of every single server via API. Also we need to be able to switch the power on/off state for every ...
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1answer
9 views

Hardware (PC parts) slotting website

I am in a need of any kind of simulation website/software that can allow a person to slot in the right parts in a PC. For example, if you put in RAM where a graphics card should be, there would be an ...
1
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1answer
40 views

"Laptop" without a screen. I.e. a lightweight PC with a battery

With the end of working in offices. I tend to work in coffee shops and I have a tablet that I bring as a second screen. One thing that this working situation changes is that I carry my work laptop ...
0
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1answer
27 views

How much wattage power supply is enough?

I currently have a PC that has a Intel i5-6500, Nvidia GTK 1060 3GB, HyperX Fury 8GB. The power supply I have is Corsair VS550w, but it recently broke, and no longer works. So I am currently using a ...
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1answer
47 views

Can I use Desktop PSU as Laptop Power Supply?

I have tried to search video in YouTube to find out a way to connect it. I can use Laptop while charging and without it but I want to use it without battery and without connecting to laptop's adapter ...
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3answers
36 views

Which PSU do I need for this setup?

I want to mine some altcoins via NiceHash with two graphics cards 24/7 or at least in the evening and night. I was wondering if my PSU is good enough for my setup since I want to buy an extra graphics ...
3
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1answer
41 views

USB C 3.1 Mini PC capable of running Linux

I have an MBP for work. I want to have a dedicated development environment for private projects to not mess up my work setup. Also, I wanna run Linux (just Ubuntu something). The MBP is currently ...
0
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1answer
25 views

I'm looking for the right hub / adapter which can work with my vga to smartphone cable and some other USB devices like mouse and keyboard

I'm using the adapter that you see below to attach a VGA monitor to my smartphone and I see on the monitor what I see on my smartphone (samsung note 3) : now,what I want to do is to find the working ...
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0answers
8 views

Should I buy a EVGA 600 BR? Should this solve my problem?

I'm having trouble with my new GPU and I think it's a power issue, and I would like a recommendation about what PSU to buy (if my PSU isn't good enough). The setup: PSU Mars Gaming MPII 550, CPU i5-...
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0answers
8 views

i hear buzzing sound from my laptop

i hear buzzing sound from my laptop exactly near the touch pad i hear it when the pc on or off and it stops only if I unplug it and i remove the battery it's not the power supply because it's external ...
6
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0answers
172 views

Non-generic power adapters with barrel connectors with 2.5 mm OD and 0.8 mm ID for Chinese tablets?

A lot of Chinese tablets (and probably some others as well) use a barrel connector instead of microUSB to charge. They all seem to use the standard size of 2.5 mm OD (outside diameter) and 0.8 mm ID (...
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1answer
15 views

Hybrid USB Charging (Power Delivery) and PC Connection

I have an Oculus Quest 2 that I am using with my PC for running VR games from Steam. The headset needs to be plugged in while playing Steam VR games. My desktop does not have a USB-C native plug, but ...
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0answers
14 views

USB 3.1 splitter Type C (male) to 2x Type A (male)

Because the default power of USB 3.1 is at max. 4,5 Watt I thought I could use a splitter or Y cable for that. The idea is that one USB-A male connector transfers the data (10 Gbit) and power and the ...
3
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1answer
32 views

What multi-port wall USB-chargers exist which support QC 3.0?

I'm looking for a US wall-plug charger which supports Qualcomm Quick Charging 3.0 (QC 3.0) or later The trouble is that while there a re many chargers with one QC 3.0 port, and other 5V 2.1A ports, I ...
2
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0answers
71 views

Getting zapped by computer (not exactly but yes) [closed]

I am getting current on the screws and metal portions of my computer for some reason and it only happens when i am standing on the ground and using the tester or getting zapped by it on the softer ...
1
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1answer
32 views

Adding Video Card to PC: Power and Wattage Considerations

I currently have a system with an Intel CPU and an integrated GPU (see below). I am pondering adding a more powerful GPU, say, along the lines of these: https://www.newegg.com/gigabyte-geforce-gtx-...
26
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6answers
83 views

Can someone help me identify the specifications of a UPS for a 20-core high-performance computer?

Firstly, I am a software developer that has been delegated the task of finding a UPS for my team's 20-core test-suite machine. It is powered by a 1kW-rated Corsair RM1000X power unit. I live in South ...
1
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1answer
46 views

Power Supply 550W

I have the following system: i5 8400, MSI B360 Gaming Plus, 16GB of DDR4 (2x8), GTX1050 Ti, 4 case fans (3 of them powered at 5V and one from the MB), CM Hyper 212 Evo, 1 SSD, 1 HDD, 1 ODD. I need a ...
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0answers
34 views

Connecting 8pin/6+8pin RTX 2060 to 2x6+2 pin Chieftec CTG-750C?

I see that the Nvidia RTX 2060 comes with 8pin or 6+8pin power ports, but my power supply, Chieftec CTG-750C, only has 2x6+2 pin power ports. Which RTX 2060 should I buy so I can connect it to my ...
11
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1answer
118 views

Powered USB3 hub

Sounds easy, right? NOPE! In an attempt to do away with this dreaded message: I am looking for a USB hub for my Macbook Pro that meets the following requirements: Externally powered on all ports (...
2
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0answers
345 views

How would you power multiple 3.5" hard drives without using an ATX power supply?

The idea is to grab an Intel NUC and plug one of these SATA to M.2 adapters into the M.2 port to connect four 3.5" HDDs as part of a build-your-own NAS project. The NUC however, cannot power the hard ...
3
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0answers
183 views

USB-C Hub with PD and DP Alt Mode

I have been looking for a USB C hub that is able to charge via PD whilst at the same time taking the video signal from the port and offering it on a separate USB C port on the hub. However after weeks ...
1
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0answers
18 views

10 watt wireless charging receiver for phone

I want to add wireless charging to my USB-C phone. I have found many 5 watt Qi charging receivers online, like these, but no faster ones. 5 watt is way too slow compared to my usual wired fast ...
1
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1answer
112 views

Recommended AWG for my power cord

I am using EVGA - SuperNOVA G2 850W 80+ Gold Certified Fully-Modular ATX Power Supply for my current build, and my load seems to be 470W. For my computer monitors, I am using Lenovo LT2452P. So, I ...
1
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2answers
597 views

ATX Power Supply Unit with one/some Always-On Molex Connectors?

I know (current) ATX PSU will turn off its power after the PC shutdown. This is good. I know (old) AT PSU will leave its connectors with power on even after the PC shutdown. Ref: https://en.wikipedia....
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1answer
472 views

Verizon FIOS Quantum Gateway replacement power supply?

We have Verizon service with a FIOS Quantum Gateway router model FIOS-G1100. The power wart is going bad and we need to replace it. On occasion the device looses power. Putting a meter on the barrel ...
1
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0answers
19 views

Recommended PSU for a 6 card mining rig?

As the question suggests... Some background info first.... I'm looking at building quite a few mining rigs that can mine a wide variety of coins. Each rig is going to have 6 GPUs each, and are going ...
1
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1answer
208 views

Acceptable power bank for MSI gaming laptop? [closed]

My laptop is a GL62M 7RDX. The AC adapter says: INPUT 100-240V ~1.8A 50-60Hz OUTPUT 19.5 V === 6.92 A a 135 W I am considering using the following power bank: MAXOAK 50000mAh 185wh 6 Port(5/12/20v)...
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1answer
14 views

5v DC power supply design

I want to design a 220v AC to 5v DC power supply for arduino uno , I don't want to use transformer ,is it possible to do so if yes then how? Please suggest me the values of the components to be used.
0
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0answers
49 views

How to supply jetson tx2 with dji matrice 100 battery?

I want to put my jetson tx2 dev kit on the drone but i don't know how to supply the jetson using drone's battery. I think i need a dc/dc regulator (converter) cause the jetson require at most 19.6V, ...
2
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0answers
23 views

USB hub with power (and data) control

Many (and fast) USB hubs are available in the market, but most of them do not provide a selective control over their single ports. From the OS, I would like to be able to: activate and deactivate ...
3
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2answers
174 views

Workstation for Deep Learning in Pakistan

I need to buy or build a machine for my research in Deep Learning and Computer Vision. I read in some tutorial about building a machine for Deep Learning, it suggested using a CPU with minimum 8 Cores,...
0
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1answer
260 views

Best PSU Option for a Lenovo M92P OEM Full Desktop?

Let me clear up as best I can... I am contemplating pulling the trigger on a refurbished Lenovo M92P OEM Desktop Tower that I found for cheap online, the tower looks like this --> Currently, the ...
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0answers
21 views

Is there a two-computer, multiple-port USB or KVM switch with *individual buttons* for each USB device?

I operate a two-computer setup with multiple displays and a plethora of USB devices. I have a pretty excellent KVM switch, that I'm generally very happy with; but I often need to switch the keyboard/...
0
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1answer
39 views

Picking the right memory, psu and mobo for a ryzen 2700x + gtx 1070 ti non OC build? [closed]

MOBO I don't fully understand all the subtle differences between different mobo models. I know 470x supports SLI and think b450 doesn't. I also know some mobo models have wifi, faster Ethernet and/or ...
0
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0answers
121 views

Running a Mini-ITX Computer with a picoPSU-80 from a power bank possible?

To begin, this is related to a project I wanted to do after getting some free hardware from someone. I would like to be able to run this computer from a power bank if possible, although I'm not too ...
1
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1answer
3k views

Uninterruptible Power Supply for Intel Nuc?

My town suffers from quite a few power outages as of late and I am running a home server via my Intel NUC. I'm looking for recommendations on the type of UPS I could buy for such a device. Typically I'...
9
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3answers
5k views

Multi-port, 100W @ 5A, USB-C charger

I've been looking to replace a couple Anker PowerPort-style 5-port USB-chargers around my house (computer desk, entryway table, laboratory workbench) with ones into which I can plug my 15″ Macbook Pro....
1
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3answers
58 views

I really need to find a surge suppressor that works!

I have just had my third desktop PC in four years fried by an apparent power surge during a thunderstorm. We rent an ancient house in Western North Carolina (read: "awful Duke Energy electrical grid ...
5
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1answer
461 views

What does "fully wired" mean when buying a PSU?

The following power supply units on Ebuyer are described as being "fully wired". Ace Black 120mm Fan 550W Fully Wired Efficient Power Supply CIT 450W Fully Wired Efficient Power Supply PowerCool ...
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1answer
71 views

Intel i9 7980XE Are these parts compatible? [closed]

I am looking to go big on cores and have bought the Intel i9 7980XE 18 core processor. I'm trying to find a sane list of parts that will be compatible - I haven't built a computer for about 10 years ...
1
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1answer
51 views

Recommended (mobile) solar panels for PC setup with a power-supply of 800-1000 watt

I hope someone has some knowledge about whether it is recommended (and if so, what specifically) to invest in solar panels in order to power a PC of about 1000 watts, that will run 24/7 (to do machine ...
1
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1answer
87 views

Does this CPU fit with the GPU?

Apparently this CPU is a bad combination with my GPU; I have been told that they will not work together. These are the main parts: AMD - Ryzen 7 1700 3.0GHz 8-Core Processor (No overclocking so do I ...
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1answer
34 views

Identify this cable! [closed]

Found it at the office and I am curious about it. What is this cable used for? Thanks. It doesn't let me upload the image, so here is the link: https://i.imgur.com/gf34MxK.jpg
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0answers
28 views

Graphics card and Power supply for architecture and 3d Modeling

I have a friend who is an architect and now is looking to build 3d models. He needs a new pc for fast 3d rendering and architecture related work. Here is a list of components that I recommended. ...
1
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0answers
14 views

Micro-usb splitter?

I'm currently building a Qi-compatible receiver for my Raspberry Pi 3, but I still want it to have a port for a regular power supply. Is there any "splitter" out there that plugs into the micro-usb ...