Questions tagged [raspberry-pi]
For questions about the do-it-yourself single-board PC. This tag should only be used when asking about add-ons for the Raspberry Pi.
74
questions
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2
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Single board PC with HDMI input and output
Are there any recommendations for a single board PC (similar to a Raspberry Pi, for example) which has both HDMI input and output ports?
Trying to catch HDMI input, modify it, and push it to a screen;...
- 191
3
votes
0
answers
33
views
RGB light with case and cable for Raspberry PI
We need an external light for a Raspberry PI. This light should already ship with a case. Also it needs to have a cable (about 1 m). It doesn't matter whether it's USB or is plugged directly in the ...
- 183
1
vote
0
answers
380
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Linux Supported Webcam for OpenCV
I would like to buy a webcam to use for computer vision. It should cost no more than $35, preferably around $20, and have high resolution and low sensor noise. a 1920x1080 sensor would be ideal. It ...
- 11
1
vote
1
answer
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Raspberry PI for vending machine controller
I am a softie, with little understanding of hardware.
I want to develop a vending machine controller, as cheaply as possible, while still being functional. I don’t expect heavy CPU or RAM usage.
To be ...
5
votes
4
answers
311
views
Cheap and small server for home / small business installation
I'd like to deploy a set of cheap servers across town.
I need to run LAMP stack or Java, with 1GB of RAM being 100% enough, but multi-core CPU would be a plus.
I'd need Ethernet Port on it a and ...
- 151
4
votes
1
answer
139
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Building a computer science lab
I'm trying to build the specs for a workstation which will serve as a programming environment for a student. I will use the set of specs to build 30 workstations eventually connected to a main server. ...
- 141
2
votes
0
answers
64
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Inexpensive Electronic Task Board
I'm looking for something inexpensive to use as an electronic task board mounted on the wall in a house spending under or close to $50 if possible.
Preferably a 7" screen minimum. 3" seems to small.
...
- 271
2
votes
0
answers
37
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1080P dual in car camera
In car cameras, now I know its been done before but the ones I found on Google are fairly old now, most are not 1080p or if they are its only a single camera setup.
What I'm looking to do is have a ...
Darren
3
votes
2
answers
62
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Confuse-a-cat : seeking dirt cheap, wheeled, programmable robot
I was playing the old "confuse the cat with a flash-light" game, when I thought that I might like to program a confuse-a-cat robot.
Something, probably with tracks, which can right itself if he flips ...
2
votes
1
answer
55
views
Wifi adapter for raspberry pi zero
I would like to use the raspberry pi zero for a internet of things project but it does not have wifi access by default. I would like to use a usb wifi adapter to connect the pi to the Internet. Here ...
- 310
4
votes
0
answers
79
views
NFC wand (or shield, or other) for Raspberry Pi
I am developing a system to register visitors. The visitors wear a wristband containing an NFC tag.
In order to read the tag, I am currently using a cheap Samsung Android phone, with built in NFC ...
2
votes
0
answers
37
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What's an accurate and affordable indoor positioning system
TL;DR version
I'd like hardware capable of doing these things
Triangulate positions of nodes
Be accurate down to 1-6 inches
Able to see through fairly thin objects, like people/trees
Fairly ...
- 163
3
votes
0
answers
103
views
Which USB webcam (with microphone and speakers) works for Raspberry Pi?
I would like to solve three problems with a single (USB) device:
Camera
Audio-Out
Audio-In
I believe more and more of those home monitoring solutions have those things combined into one device (e.g. ...
- 221
7
votes
1
answer
1k
views
Are there any USB battery packs that can provide power while charging?
I have an external battery pack, for my phone. But I just bought a Raspberry Pi, and would like to create a UPS - fairly cheaply.
I tried charging my phone and charging the pack with this one but it ...
- 183
2
votes
0
answers
75
views
IoT Smart home recommendation - controlling lights [closed]
Ok so I am going to be building a smart home using a small Raspberry possibly but I needed some recommendations! I hope this is the right place to post. But basically here is what i was thinking:
...
- 129
3
votes
0
answers
304
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what bluetooth dongle can support aptx audio as a sink (input) ? [closed]
This might sound strange but the setup is as follows. Raspberry Pi with very high quality sound card is a music centre. Tv/Projector with bluetooth and aptx support.
Maybe another way to put it ...
- 181
12
votes
1
answer
1k
views
Small monitor for Retropie
I am looking for a small monitor for my Retropie (it's basically a all in one console emulator OS for the Raspberry Pi).
What the monitor must have:
HDMI port
Low price (<£100)
Raspberry Pi 2 ...
- 221
5
votes
0
answers
36
views
Embedded System with PWM support
So I need a Raspberry Pi sized (can be smaller or a bit larger) embedded computer that can output PWM signal natively. The Raspberry Pi can output PWM signals, but only with a maximum resolution of 0....
- 1,697
10
votes
2
answers
206
views
Cheapest single computer board with Wi-Fi and audio
I want to build a home-made multi-room home sound system.
I'm looking for a single board computer device with a minimal hardware configuration. In my thoughts, my only requirements are:
Wi-Fi ...
- 203
10
votes
1
answer
77
views
Micro SD for Raspberry PI 2 B
I'm going to buy a Raspberry PI 2 B and install osmc on it.
I'm wondering which type (r/w speed) of Micro SD I should buy and which size (8, 16 ,32 go).
My movies, pictures, etc are stored on an Nas ...
4
votes
0
answers
314
views
VPS vs Raspberry Pi and Arduino
I want to implement this project...
In the image I have:
One and unique analog signal
One analog to digital converter
The output is carry out to several modules (executing FIR and rewriting the its ...
- 141
3
votes
3
answers
91
views
What are some handheld-device/board with Wifi+Bluetooth+processor?
Problem
I am looking for a portable device which should fullfill my following requirement:
Device should be able to connect and communicate with bluetooth devices.
Device should be able to connect ...
- 133
8
votes
2
answers
113
views
Small monitor for mounting inside of a pumpkin
I am looking for a monitor to use for a novelty decorative, yet functional, pumpkin computer. I will probably be using a Raspberry Pi or Beaglebone Black for this because I already own one. In rough ...
- 248
9
votes
1
answer
75
views
USB GPS receiver compatible with Raspberry Pi
I'm looking for a USB GPS receiver for turning a Raspberry Pi into a GPS navigation system.
Requirements:
Thumb-drive-like form factor
Compatibility with GPSD
Low power (shouldn't be a problem with ...
- 2,887