3D Print This Retro Desktop Case

Once upon a time, not every computer lived in a vertical “tower” case. Many decades back a horizontal arrangement was a popular choice, sometimes just referred to as the “desktop” style. [PuTaTuo] is helping to bring it back, with this amazing 3D printed case design.

The case is designed to suit mini-ITX motherboards, while supporting standard ATX-size power supplies. The printed components are all designed to measure less than 220 mm in any dimension to ensure they can easily be produced on smaller printers. The case has a 3.5″ drive bay cutout up front, which you can use for the front panel I/O or a floppy drive if you’re super-retro like that. The front panel is otherwise relatively simple, with buttons for power and reset as well as power and SSD status LEDs.

Assembly is via M3 hardware and heat set inserts. If you’d like to print your own, you can grab the files from Thingiverse or Printables depending on your taste.

We’ve featured some great 3D printed cases over the years, like this colorful build that focuses on ease of access and servicing. The cool thing about designing your own case is you can optimize it to suit your own desires, and customize it to look as cool as you need it to be.

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New Display For Old Multimeter

As a company, Fluke has been making electronic test equipment longer than the bipolar junction transistor has been around for. In that time they’ve developed a fairly stellar reputation for quality and consistency, but like any company they don’t support their products indefinitely. [ogdento] owns a Fluke meter that isn’t nearly as old as the BJT but still has an age well outside of the support window, and since the main problem was the broken LCD display they set about building a replacement for this retro multimeter.

Initially, [ogdento] had plans to retrofit this classic multimeter with a modern OLED, but could not find enough space for the display or a way to drive it easily. The next attempt to get something working was to build a custom one-off LCD using a drill press as an end mill, which didn’t work either. But after seeing a Charlieplexed display from [bobricius] as well as this video from EEVblog about designing custom LCDs, [ogdento] was able to not only design a custom PCB and LCD display to match the original meter, but was able to get a manufacturer in China to build them.

The new displays have a few improvements over the old; mostly they are more stylistically inspired by later Fluke models and have a few modern improvements to the LCD itself. There were are few issues during prototyping but nothing that was too hard to sort out, such as ordering the wrong size elastomeric strips initially. For anyone who needs to replace a custom LCD and can’t find replacement parts anymore, this project would be a great starting point for figuring out the process from the ground up.

Stadia Controller Reborn As Bluetooth Gamepad Adapter

Tech has a problem, an e-waste problem. Google is a common offender when it comes to this, creating a product just to end support a couple of years later. Thankfully, there are some lasting capabilities left in their defunct Stadia controllers. After hearing about these capabilities, [Bringus Studios] managed to turn this future e-waste into something new: a Bluetooth adapter for game controllers.

To give some credit to Google, once they announced the Stadia program was winding down, they released an updated firmware that let you use the controller as a generic Bluetooth gamepad. But there was also a rather unusual feature added — if another controller is connected to it via USB, its output will be passed along over Bluetooth as if it was coming from the Stadia controller itself.

This would allow you to wirelessly connect an Xbox 360 or PlayStation 3 controller to your computer, for example. But while a neat trick, having the two controllers plugged into each other is a bit awkward. So [Bringus Studios] decided to take the Stadia controller apart and turn it into a dedicated Bluetooth interface.

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Streaming Music To Cassette

In almost every measurable way, a lossless digital audio file is superior to any analog media. This doesn’t mean that analog audio isn’t valuable though; plenty of people appreciate the compression, ambiance, and other side-effects of listening to a vinyl record or a cassette tape despite the technical limitations. To combine the audio technology of the modern world with these pleasant effects of old analog media, [Julius] built a cassette-based media streamer.

The music playback device takes input from a Bluetooth stream of some sort, converts the digital stream to analog, combines the stereo signal into a mono signal, and then records it to a cassette tape. The tape is then looped through to a playback device which outputs the sound to a single speaker. This has the effect of functioning as a tape delay device, and [Julius] did add input and output jacks to use it as such, but in its default state it has the effect of taking modern streaming through a real analog device and adding the compression and saturation that cassette tapes are known for.

The design of the device is impressive as well, showing off the tape loop and cassette front-and-center with a fluorescent vu meter on the side and a metal case. Getting all of this to work well together wasn’t entirely smooth, either, as [Julius] had to sort out a number of issues with the electronics to keep various electric noises out of the audio signal. Retro analog music players are having a bit of a resurgence right now, whether that’s as a revolt against licensed streaming services or as a way to experience music in unique ways, and our own [Kristina Panos] recently went down an interesting rabbit hole with one specific type of retro audio player.

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Need For Speed Map IRL

When driving around in video games, whether racing games like Mario Kart or open-world games like GTA, the game often displays a mini map in the corner of the screen that shows where the vehicle is in relation to the rest of the playable area. This idea goes back well before the first in-vehicle GPS systems, and although these real-world mini maps are commonplace now, they don’t have the same feel as the mini maps from retro video games. [Garage Tinkering] set out to solve this problem, and do it on minimal hardware.

Before getting to the hardware, though, the map itself needed to be created. [Garage Tinkering] is modeling his mini map onĀ Need For Speed: Underground 2, including layers and waypoints. Through a combination of various open information sources he was able to put together an entire map of the UK and code it for main roads, side roads, waterways, and woodlands, as well as adding in waypoints like car parks, gas/petrol stations, and train stations, and coding their colors and gradients to match that of his favorite retro racing game.

To get this huge and detailed map onto small hardware isn’t an easy task, though. He’s using an ESP32 with a built-in circular screen, which means it can’t store the whole map at once. Instead, the map is split into a grid, each associated with a latitude and longitude, and only the grids that are needed are loaded at any one time. The major concession made for the sake of the hardware was to forgo rotating the grid squares to keep the car icon pointed “up”. Rotating the grids took too much processing power and made the map updates jittery, so instead, the map stays pointed north, and the car icon rotates. This isn’t completely faithful to the game, but it looks much better on this hardware.

The last step was to actually wire it all up, get real GPS data from a receiver, and fit it into the car for real-world use. [Garage Tinkering] has a 350Z that this is going into, which is also period-correct to recreate the aesthetics of this video game. Everything works as expected and loads smoothly, which probably shouldn’t be a surprise given how much time he spent working on the programming. If you’d rather take real-world data into a video game instead of video game data into the real world, we have also seen builds that do things like take Open Street Map data into Minecraft.

Thanks to [Keith] for the tip!

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Join The The Newest Social Network And Party Like Its 1987

Algorithms? Datamining? Brainrot? You don’t need those things to have a social network. As we knew back in the BBS days, long before anyone coined the phrase “social network”, all you need is a place for people to make text posts. [euklides] is providing just such a place, at cyberspace.online.

It’s a great mix of old and new — the IRC inspired chatrooms, e-mail inspired DMs (“cybermail”) make it feel like the good old days, while a sprinkling of more modern concepts such as friends lists, a real-time feed, and even the late-lamented “poke” feature (from before Facebook took over the world) provide some welcome conveniences.

The pursuit of retro goes further through the themed web interface, as well. Sure, there’s light mode and dark mode, but that’s de rigueur. Threads might not offer a blue-and-white Commodore 64 theme, and you’d have little luck getting Bluesky to mimic the soothing amber glow of a VT-230, but Cyberspace offers that and more.

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Channel Surfing Nostalgia Machine

As any generation of people get older, they tend to look back fondly on their formative years when there was less responsibility and more wonder. Even if things have objectively improved, we often have a fondness for the past. Such is the case for cable television, where even though ads were everywhere and nothing was on-demand, we can see that something was lost from this era in the modern streaming ecosystem. [Ricardo] brought back the good parts of this golden era of cable TV with this small channel surfing television.

The project attempts to keep the good parts of this era while discarding things we certainly don’t miss. The ability to channel surf is still here, with a rotary encoder standing in for an antique television channel selector knob, but dealing with any telecommunications company is out, including those of the Internet variety. Instead it is a fully offline machine with the user able to curate their own channels and programming with a Flask application, and [Ricardo]’s includes his own collection of commercials from Argentina.

The hardware itself is fairly straightforward as well, with a Raspberry Pi doing the heavy lifting, paired with a small screen and enclosed in a retro-themed television case. It’s a clever throwback to a time where we might not know what we wanted to see but there was always something on. Builds like this are gaining popularity right now as well, and we’ve even seen them recreate the cable company’s preview channel as well.

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