Category Archives: classic hacks

PackProbe Reports Laptop Battery Health

The 18650 cell has become a ubiquitous standard in the lithium battery world. From power drills to early Tesla vehicles, these compact cells power all manner of portable devices. A particularly common use is in laptop batteries, where they’re often built into a pack using the Smart Battery System. This …read more

Continue reading

Posted in batteries, battery, classic hacks, i2c, laptop batteries, laptop battery, smart battery system, SMBus | Leave a comment

A Rough And Ready Pan & Tilt Mirror

There’s nothing quite like waking up on a warm and sunny morning, with the sun filtering in through the windows over a magnificent beach view. Of course, in real life, not every bedroom has access to beautiful natural vistas and abundant natural light. [Rue Mohr] decided to try and solve …read more

Continue reading

Posted in classic hacks, mirror, pan and tilt, pan-tilt | Leave a comment

Copy Protection in the 80s, Showcased by Classic Game Dungeon Master

Making a copy of a purchased game used to be as simple as copying a disk. As the game industry grew, so did fear of revenue loss which drove investment in countermeasures. These mainly consisted of preventing the easy duplication of magnetic diskettes, or having users jump through tiresome hoops …read more

Continue reading

Posted in classic hacks, copy protection, diskette, drm, dungeon master, Games, gaming, retro | Leave a comment

This Tiny TFT Pendant Is Digital Jewelry

Hackers have a multitude of skills, many are well-versed in the ways of all things that blink and flash. These abilities have often be applied to the field of jewelry and human adornment, and many LEDs have been employed in this work. [Deshipu] has been attempting something a touch different …read more

Continue reading

Posted in classic hacks, lcd, SAMD21, st7735s, tft | Leave a comment

Steamed Hams Localized Entirely Within A Printed Circuit Board

Maybe you’ve heard of a TV show called The Simpsons. Steamed Hams make a one-gag appearance in an unforgettable luncheon where Principal Skinner poker-faces his way out of a disaster with Superintendent Chalmers. Meanwhile, over on imgur, [Agumander] has put a black and white screencap from Steamed Hams in …read more

Continue reading

Posted in classic hacks, composite, ram, rom, Steamed Hams | Leave a comment

Reverse Engineering The Sound Blaster

The first sound card to output PCM audio — the kind you need for audio samples — wasn’t the Sound Blaster. The AdLib Music Synthesizer Card could output PCM audio over software. The AdLib card also cost $200 at the time of its release. This was too much for some, …read more

Continue reading

Posted in 8051, classic hacks, retrocomputing, sound blaster, SoundBlaster | Leave a comment

Manufacturing New Connectors For The Apollo Guidance Computer

The fiftieth anniversary of the Apollo 11 mission – the flight that first took man to the surface of the moon — is coming up. By the time this post is published, some YouTube channel will invariably be running a real-time-but-delayed-fifty-years live stream of all the mission events, culminating on …read more

Continue reading

Posted in agc, Apollo Guidance Computer, classic hacks, nasa, Samtec | Leave a comment

Modeling The Classic 555 Timer On A Breadboard

Over the years, readers have often commented that microcontrollers (or more specifically, the Arduino) are overkill for many of the projects they get used in. The admonition that the creator “Should have used a 555” has become something of a rallying cry for those who think modern electronic hobbyists are …read more

Continue reading

Posted in 555 timer, 74ls00, classic hacks, lm358, model, parts, square wave | Leave a comment

Thrust Vectoring With Compliant Mechanisms Is Hard

Thrust vectoring is one way to control aerial vehicles. It’s become more popular as technology advances, finding applications on fifth-generation fighter aircraft, as well as long being used in space programmes the world over.[RCLifeOn] decided to try and bring the technology to a prop-powered RC aircraft, in an unconventional way. …read more

Continue reading

Posted in classic hacks, compliant mechanism, drone hacks, Thrust vectoring | Leave a comment

Cycloid Drawing Machine Uses Sneaky Stepper Hack

Stepper motors are great for projects that require accurate control of motion. 3D printers, CNC machines and plotters are often built using these useful devices. [InventorArtist] built a stepper-based cycloid drawing machine, and made use of a nifty little hack along the way.

The machine uses a rotating turntable to …read more

Continue reading

Posted in classic hacks, cycloid, cycloidal, pantograph, spirograph, stepper motor | Leave a comment