Archiving Data On Paper Using 2D Images

It seems like only yesterday we covered a project using QR codes to archive data on paper (OK, it was last Thursday), so here’s another way to do it, this time with a dedicated codec using th…

Improved 3D Scanning Rig Adds Full-Sized Camera Support

There are plenty of reasons to pick up or build a 3D scanner. Modeling for animation or special effects, reverse engineering or designing various devices or products, and working with fabrics and c…

Answering All Your ISCSI Scanner Questions

iSCSI is a widely used protocol for exposing SCSI devices over a network connection, and some scanners have in the past been equipped with SCSI ports. So, could you have an iSCSI network scanner? […

Open Port Checker Tools

A set of free open port check tools used to check your external/public ip and detect open ports, polling check ports on your connection through internet/public ip. Test if port forwarding is correctly setup or if your port is not open by service...

Pi 5 And SDR Team Up For A Digital Scanner You Can Actually Afford

Listening to police and fire calls used to be a pretty simple proposition: buy a scanner, punch in some frequencies — or if you’re old enough, buy the right crystals — and you&#82…

LiPo Replacement Keeps Portable Scanner In The Action

If there’s anything people hate more than being locked into a printer manufacturer’s replacement cartridges, it’s proprietary batteries. Cordless power tools are the obvious examp…

Hands On With Boondock Echo

Perhaps no words fill me with more dread than, “I hear there’s something going around.” In my experience, you hear this when some nasty bug has worked its way into the community a…

Using Industrial CT To Examine A $129 USB Cable

What in the world could possibly justify charging $129 for a USB cable? And is such a cable any better than a $10 Amazon Basics cable? To answer that question, [Jon Bruner] fired up an industrial C…

A 489 Megapixel Camera For Not A Lot

The megapixel wars of a decade ago saw cameras aggressively marketed on the resolution of their sensors, but as we progressed into the tens of megapixels it became obvious even to consumers that pe…

Hackaday Links: April 2, 2023

It may be hard to believe, but it’s time for the Hackaday Prize again! The 2023 Hackaday Prize was announced last weekend at Hackaday Berlin, and entries are already pouring in. The first-rou…

Ten Thousand

SDR Scanner Listens To Everything

In the old days, scanners would listen to a bunch of channels in a round-robin fashion. If a signal breaks the squelch, the scanner stops and scanning continues scanning after a few seconds of inac…

Retro Gadgets: Tired Of The Beatles On 8 Track? Try The Police

In the 1970s, 8-track audio players were very popular, especially in cars. For a couple of bucks, you could have the latest album, and you didn’t have to flip the tape in the middle of a driv…

Citizen-Driven Network Monitors Public Service Radio For Natural Disaster Alerts

Time is of the essence in almost every emergency situation, especially when it comes to wildfires. A wind-driven fire can roar across a fuel-rich landscape like a freight train, except one that can…

The Coolest 1990s Film Scanner To Work With Windows 11

Unless you happen to be a retro enthusiast, it’s fair to say that any photography you do (whether on your phone or a dedicated camera) is going to be digital. The world of photography has all…

Scanning Receipts Proves Trickier Than Anticipated

It’s one of those things that certainly sounds simple enough: take a picture of a receipt, run it through optical character recognition (OCR), and send the resulting information to whatever e…

GitHub - hillu/local-spring-vuln-scanner: Simple local scanner for applications containing vulnerable Spring libraries

Simple local scanner for applications containing vulnerable Spring libraries - GitHub - hillu/local-spring-vuln-scanner: Simple local scanner for applications containing vulnerable Spring libraries

Visualizing WiFi With A Converted 3D Printer

We all know we live in a soup of electromagnetic radiation, everything from AM radio broadcasts to cosmic rays. Some of it is useful, some is a nuisance, but all of it is invisible. We know it&#821…