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How to use regular (cabled) speakers by wireless?

I have regular, wired speakers and I use them for the computer. How can I use them wirelessly, by Bluetooth or Wi-Fi, from a smartphone or tablet? I guess I need a Bluetooth device that connects to ...
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0answers
12 views

Is there such a thing as a USB graphics card?

Is there a USB graphics card? I know the USB 3.0 speed would be the bottleneck, of sorts, but any additional graphics would be better than nothing. If there isn't, is there a PCIe female to USB male ...
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0answers
3 views

How to connect two ultrasonic sonar sensor with Atmega32?

I am trying to connect two Ultrasonic Module HC-SR04 with Atmega32.I have interfaced one module but having difficulties interfacing two.
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0answers
9 views

Why can't I find a USB-C powerbank for my laptop?

I've been digging around for a few weeks now and I've been unable to find a powerbank to support my Thinkpad so I can be "off grid" longer than a couple hours. The specs I'm looking for seem ...
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0answers
6 views

POTS over LAN - Need additional “land” line telephone extensions without running more wire

Looking to extend POTS service to a couple outbuildings using an existing LAN connection (so we don't need to trench more wires). I'm familiar with the ObiTalk devices, so my first thought was to ...
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0answers
40 views

Attaching a new graphic card (GPU) or Changing another component(s) of the desktop computer to resolve high frequencty of freeze

My desktop computer has been getting tend to freeze with high frequency so I've been trying to buy some new component(s). I bought the computer during Jan~March 2016 GPU is 3~5 years. Motherboard and ...
1
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1answer
13 views

Best time for charging battery

My laptop has 2 batteries. The laptop uses one of them until 5% and then starts using another one. Isn't this percentage bad and harmful for first battery? Details: Vendor: LGC Model: 45N1735 ...
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1answer
13 views

Refurbishing an old Alienware Laptop

I have an old (2011) Alienware m18x. At this point, it is half dead (both dedicated AMD GPUs died long ago) and something is going on with the internal clock, as it keeps delaying the date after being ...
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0answers
10 views

How do i find a lost tag BLE product

I am developing a React Native mobile app in which "missing items" are listed as images. The user would then tag a BLE device with the actual item that might get lost. When the user clicks ...
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0answers
4 views

Pet treat dispenser with integration support (IFTTT or LAN)

There are many pet treat dispensers with WiFi but none of the ones I've found integrate with anything or can be automated based on external input. Something that integrates with IFTTT or can take UDP/...
0
votes
1answer
18 views

Can motherboard limit maximal resolution with external graphics card?

My mother uses an old computer with Intel DG45ID motherboard. It has an internal GMA 4500 GPU which supports up to 2048*1536 resolution (I assume the mobile GPU is no more capable than the desktop ...
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1answer
11 views

Looking for a proxy device

My cousin has internet at home and he did agree to give me a proxy for browsing internet. He can use a proxy server program (like CCProxy or AnalogX) on his Windows PC but I wonder if there is any ...
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1answer
14 views

3-Monitor/3 Comptuter Complex Setup Help

I'm trying to optimize my hardware setup in my home office, and I'd really like to have something like this setup: I'm not sure how to accomplish this, if it's even possible. All of the arrows show ...
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1answer
12 views

Wifi to usb tethering for usb only laptop

For my office windows 10 laptop which doesnt allow any installations and have wifi disabled, i can only access internet via Rj45 or usb tethering through my phone. Is there any usb device available in ...
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0answers
5 views

IR TOF camera suitable for Arduino or Rasperry pi, for distance measurement

I am looking for a infrared TOF camera sensor: suitable for Raspberry or Arduino (and not a big device, but ideally small to be included in an experimental setup) for distance measurement in the few ...
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0answers
4 views

Small screen connected with Bluetooth

I am searching for a small screen/monitor that would be connected to Bluetooth. The use of that screen would be to print a data coming from my phone through Bluetooth. Somehow, I am searching for a ...
0
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0answers
11 views

I use a MacBook and a Windows Desktop and I need to switch between them both with the same keyboard and mouse

Somebody mentioned a "KVM", does anybody have experience with these? It also need to be able to switch between them quickly as I will probably be switching atleast once every 5 minutes. Does ...
0
votes
1answer
19 views

Can a caddy break hard drive?

Yesterday I bought a new SSD for my old computer and decided to use the HDD as a secondary disk, after formatting the SSD and configuring programs I decided to use the old HDD once again as the ...
0
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0answers
8 views

Find out digital output supported bit depth and sample rate

How to find out maximum supported bit depth and sampling rate for the MSI b450m pro-vdh max motherboard with Ryzen 3400G processor using HDMI output? I can not find this information either on the AMD ...
0
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1answer
20 views

Device for making hand notes

I need some device for making hand notes, I don't need them to be OCR-ed into some editable format, just produce single images for a page, that I could store in folders that will serve as notebooks. I'...
2
votes
1answer
24 views

Is my PCI-e setup proposal technically possible?

I have a question for the connoisseurs of PCI-e technology and graphics cards. I have an old NUC lying around in a closet. It has a specific case where there is more space than the Intel one. Also, it ...
1
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2answers
27 views

Cheap computers for teaching coding

I'm trying to set up a sort of community service project. I want to teach coding to people who otherwise wouldn't be able to learn to code because of financial constraints. I'm hoping to be able to ...
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0answers
13 views

Once a computer “reads” the binary code what does it do with it?

With transistors, a small change in voltage could make the transistor go on or off. This on and off correspond to 1 and 0. People who are interested in computers coudn't stop hearing the word "...
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3answers
23 views

Recommendation for machine to replace 2017 iMac for aspiring data scientist

thanks for your time. My iMac can be really slow to access memory. I have tried to reinstall the OS multiple times with no great result. Basically I think the memory handling is really bad. My macbook ...
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0answers
7 views

battery indicator stays white while charging

Already posted on hp forum but did not get any answers. When i am trying to charge my hp notebook 15g-dr0008u battery, normally as far as i read on some other threads, it should indicate orange light ...
0
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1answer
17 views

Can I buy GTX 750ti or GTX 950 for my HP Compq pro 6300 microtower

I'm not sure If I can buy one of these Cards for My HP Compq pro 6300 microtower : GTX 750ti or GTX 950 I'm not Hardware expert, But I think that there must be enough space for the card, and that ...
0
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1answer
13 views

Secure erase doesn't work with my hard drive

I have a 2TB hard drive with a MB2000GCWDA driver. When I run secure erase on the drive from Parted Magic, I get the error "This routine can only be run on disks supporting the Security Mode ...
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2answers
26 views

Connect PC 4k 60FPS to TV over range

I am about to move into my new appartment and I have to following problem: I will have my desktop pc in my office room and would like to connect my 4k TV (LG, 2018 model) to my pc for some gaming on ...
0
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0answers
23 views

Good cheap camera with low resolutions?

I want to emulate old movies, think specifically of movies like Blair Witch (especially the 4:3 aspect ratio). What are some good cameras for this kind of scenario? I don't need a 4k camera or even a ...
0
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0answers
14 views

Hardware for wordpress site?

What PC should I buy if I want to host a (relatively) simple wordpress site? It should be reliable. But I probably do not need an expensive rack, but just a build that would last for ideally several ...
0
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0answers
7 views

A digital replacement for notebooks

I'm looking for a standalone device that can be used like a notebook. It must be a standalone device with an ssd. I should be able to save pages and load them later. I should be able to access the ...
1
vote
2answers
26 views

What is the difference between an LED and a lamp?

What is the difference between an LED and a lamp? If they are different, how can I tell if a component is a LED or a lamp?
1
vote
1answer
9 views

What are the pros and cons of Relays and Transistors

I heard that transistors have two main purposes, amplifying signals and switching on and off very quickly. I also heard that relays can acts as switches. Relays rely on a magnetic force pulling the ...
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0answers
12 views

Sub GBP £250 Android 'phone with long battery life - as of June 2021

Only 2 things really interest me - long battery life & cost - sub £250 ~= US $ 350, Eur 290 . I am replacing an old UleFone Power which had an 1100maH battery (!). I don't care that it was a brick ...
0
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0answers
10 views

Seeking solution for: 1 monitor + PC + MacBook Pro 2019 + peripherals setup

I wish to have an easy-to-use and tidy workplace which I can use both for work (MacBook Pro 2019) and for gaming (PC with a Radeon 6700 XT VGA). I hope to be able to switch between the two easily. I ...
0
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1answer
22 views

E ink ebook reader for PDF with Wi-Fi synchronization

I'm looking for a large (with 8 inches screen) ebook reader that will be used to read PDF documents. Additionally it should support storage synchronization via Wi-Fi using some generic method, not ...
0
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0answers
9 views

Are there gaming laptops which redirects HDMI ports directly to discreate graphics

Are there any manufacturers who gives HDMI port to the discreate GPU? Or is there a technical reason behind it they have to connect HDMI to integrated gpu? I mean, I understand for battery efficiency ...
1
vote
1answer
18 views

Will ASUS GeForce DUAL-GTX1060-O6G 6 GB run 2 4k monitors for development?

I have an older PC - (I7/3770K @ 3.5GHz, 32Gb DDR3) with an ASUS GeForce DUAL-GTX1060-O6G 6 GB card. I currently have 2 22" IIyama 1680x1050 monitors. I'd like to upgrade my monitors to 2 x 32&...
0
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0answers
11 views

Is it possible to connect a headset as bluetooth when it is not?

I have a headset that comes with a dongle that you connect to the PC and it won't connect to the phone because it is not bluetooth in that way. SO I was wondering if there is any way to do something ...
1
vote
1answer
57 views

An external iPhone-compatible storage device with password protection?

In short: I’m looking for a hardware/software solution to handle an amount of data, which should be accessible from multiple devices including iPhone and protected from unauthorised access. In detail: ...
0
votes
1answer
21 views

Can I use a SSD in a socket m.2 2230 for WLAN

I have an HP Pavilion 27-a001la all-in-one (tech specs here), and I'd like to add an SSD drive (it has a 5400 rpm HDD). The motherboard (Saipan-4GF) has one "socket m.2 2230 for WLAN". Can I ...
0
votes
2answers
36 views

Gaming pc configuration

I am trying to get the best feasible PC for gaming purposes. My budget is 1000€, so I went to a shop that gave me a 1800€ PC configuration. The one they provide is: The price of the one with Nvidia ...
0
votes
1answer
18 views

Flat Cat6 RJ45 and boots

I bought a flat cat6 cable a while back, It promptly got chopped into 2 and now I'm left with a 2 half cables. I bought another cable, which is now in use. I do however have 50 meters of cable. I also ...
0
votes
2answers
22 views

USB3 transmitting video to USB-C

I have a setup where I am planning on using a USB-C switcher to send a signal to a dock that uses display cables to send video to two monitors. The USB-C switcher is intended to take a signal from my ...
0
votes
0answers
7 views

Ideal 34 inch monitor resolution for MacBook Pro 2017 model

I am looking for an external monitor which is of size 34 inch. When I checked the options in LG there a lot of options each with different screen resolution. What would be the ideal screen resolution ...
0
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0answers
6 views

Looking for a good, preferably open, portable mobile data router

As I mentioned above, I'm looking for a portable mobile data router which should be preferably open, so it supports OpenWRT or something similar. I'm also open to solutions using a Raspberry Pi or ...
1
vote
0answers
21 views

PS5/PC Audiomixer

I have a PS5, a PC, Speakers and a Headset. I'm looking for a device to connect all these together. I want to hear the audio of PS5 and PC at the same time with my Headset or Speakers. A button to ...
1
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0answers
190 views

Projecting video via bluetooth?

Is it possible to project films I access on my computer, e.g. on Netflix and Youtube, to some projectors via bluetooth?
2
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2answers
560 views

Looking for an **Open-Source** Single Board Computer

Looking for completely open-source alternatives to the Raspberr Pi, Looking for an 100% libre computing expierence. Any recommendations? I don't about hardware specifications it just needs to be 100% ...
0
votes
0answers
133 views

Cheap 134.20KHz RFID reader?

Someone wants me to develop an app using RFID readers. Unfortunately, they insist on 134.20KHz readers and my partner tells me that those are rather pricey (I have asked him for an exact price; I can'...

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