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Search - "mdf"
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!!rant
When I worked at a previous job, they only gave out decent titles (and salaries) to upper management. Everyone else... well... I was the Domain/Sysadmin, responsible for the domain and both DCs, upgrading the physical network (plus recabling it: the MDF was a *disaster*), as well as all backups, migrations, printers, servers, and workstations/lappys in the building, plus pushing software, antivirus, updates, security policies, etc. I had complete access to everything, and ofc was responsible for everything. Nothing on my network caused anyone (else) any trouble except one particular printer I wasn't able to replace. Also, nothing new appeared on my network without me noticing and tracking it down.
But my official title? "IT Assistant".
I made $11/hr.
Worth it? Take a flying leap into an overflowing outhouse during the height of a Vegas summer if you even begin to think so.
I eventually managed to switch to a developer position, and (after several attempts) got a ~$5/hr raise. The girl they replaced me with in IT with some ditz who had never installed an OS before, didn't know what the BIOS was, and couldn't figure out why a monitor... plugged into itself... wasn't working. Things went downhill from there.10 -
So I just received this second DSP5005 DC-DC programmable power supply. Time to make an enclosure for the thing!! 3 power supplies totaling at around 1kW, and 2 variables connected to the 50V 10A one, through external banana wires (I want all of this to be modular). No biggie, take measurements for the AC-DC supplies, add in the variables on the front, and cut it out.
So, I went and did just that. Now my 500W (50V 10A) supply is a bit larger than the others, and it's got a fan. So I figured, well then probably my 24V 8.3A (200W) and 12V 15A (180W) supplies could use some cooling as well. But how am I going to achieve passive cooling without a spacing between the supplies?! So I thought of some spacer design. It had to be out of wood, and I had some 4mm MDF and some IKEA parts around. So, 4mm MDF for the plate and 8mm wood spacers from IKEA for the spacing. And some super glue to hold it all together.
Weighing my power supplies against a 1l bottle of milk, it seems like my power supplies are ~500g. Great, so the top spacer would take 500g and the bottom one 1kg + the weight of the top spacer.
I ended up building one plate with 6 spacers in it yesterday, until I got too tired. Then I placed my entire weight against it, 20kg at least. It didn't budge. Pretty good for something that's only designed to withstand a 1kg load!!
So, I made something good with only a 10x18cm piece of MDF, some garbage from IKEA, and most importantly a bit of a brain. Something that can handle 20x its designed load no problem. Manufacturers, is it really right to produce shit when I can beat your manufacturing processes big time without an assembly line?!5 -
As a uni student not yet into heavy projects yet @DiNozzo97 and I made a mock smart house out of MDF, put controllable rgb LEDs in each room, lockable doors (demonstrated with servos), an openable garage (also servos), and thermistors taking an average temperature of all the rooms with an air con (PC fan). All of which was controllable with a website openable anywhere, run on a Pi. Oh and we integrated a doorbell that linked to twillio that sent you a text, if you replied with a positive response the door would unlock!