@codyS75 Yes. The 8mm hole perfectly fits the sensor. Drill the 3mm hole first. This way you can use it as the center point to drill the 8mm hole.
Read the statement by Michael Teeuw here.
Posts
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RE: MMM-PIR-Sensor
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RE: E-paper large screen instead of a mirror
I think that’s why the title says “… instead of the mirror”. I think it is supposed to be a kind of infoboard. I really like the idea but it will probably still takes ages before larger displays are available and affordable.
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RE: My Custom Mirror
That’s a very nice build. For the camera you should check out the PS3 camera. It also comes with microphones is dirt cheap. I bought one for 4€ (incl. shipping) on ebay. Don’t have it yet, though. I can imagine that it will look much neater on your mirror and the microphones (afaik 4 of them) are supposed to be of good quality.
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RE: Rpi 3B+, can't install
That’s why I run mine from a cheap SSD (Kingston A400, 120GB iirc). Much faster and no risk of corrupting it. I paid 27€ for my SSD. At this price I think it is worth considering buying one.
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RE: I fried my Raspberry Pi 3 model b+...
I ordered cheap SMBJ5.0A diodes from Aliexpress for a couple of cents and now my Pi is as good as new. Not the best solder job but I don’t care.
Maybe I should see if that really worked by feeding it with 12V again? :clown_face:
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RE: Cheapest Magic Mirror
For the LCD you can ask at your local recycling center if they have a bunch of old monitors they’d be willing to donate to the school. Otherwise try places like Craigslist or so. You should find old 17" LCD screens for around 5 bucks. If they are not working, but the LCD panel looks ok, you can buy very cheap universal LCD controller boards like this.
The board runs on 5V so you also need a power supply. Try to find cheap 12V power supplies. Those to drive LEDs are generally very inexpensive. 25W should be enough per MagicMirror, but it greatly depends on the number and size of the CCFLs of the LCD. Use a 12V-to5V DC-DC buck converter. I have this one and I can also use it to power my RaspPi.
You’ll also need either an inverter or LED driver for the backlight. I am not linking a product here because it depends on the number of CCFL’s/LED strips but they should generally be less than 2 bucks a piece.You’ll also need a HDMI to VGA adapter and if you don’t have a VGA cable, something like this.
That’s my input from the LCD side of the project. Let me know if you need help or have any questions. I only posted AliExpress links but you can check any other places of course. Check out eBay, Banggood.com, Gearbest and so on. Make sure you do some searching to always get the best price! Especially if it has to be as cheap as possible.
Edit: fixed mainly typos.
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RE: Magic mirror install on Ubuntu 16.04
@Preve Hi there!
The Other day I installed MM on the latest Linux Mint and it worked without any issues. All I did before thenpm installwas to runcurl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash -which was poested by @Mykle1 poested in this post. There were no errors during the installation. Give it a try and report back if that worked for you. :slightly_smiling_face: -
RE: Cheapest Magic Mirror
I just felt like setting something up and take a picture to visualize the whole thing better.
For my actual mirror I use a V59 controller board which is great but it costs more. The board I linked above can control a large number of screens that run on either 3.3V or 5V. It can’t handle 12V panels, though. AFAIK 12V panels are mainly used in larger screens like TVs. Regular computer screens should use 5V. Anyway, always look for the data sheets before connecting the board to the LCD.
The LED driver for the LCD backlight generally needs 9-30V input. Since the LCD controller board only provides 5V I am drawing 12V directly from the power supply.