Meshtastic for the Greater Good
Last week, my city was hit by a tornado. That’s not surprising here in Oklahoma, and thankfully this event was an F0 or possibly even an EF0 — a really …read more Continue reading Meshtastic for the Greater Good
Category Archives: wireless hacks
Smart Sphere or Magnetic Magic
Sometimes a coworker sees something on your desk, and they have to ask, “Where can I get one of those?” and that has to be one of the greatest compliments …read more Continue reading Smart Sphere or Magnetic Magic
Hacking a “Smart” Electric Toothbrush To Reset Its Usage Counter
Following the trend of stuffing more electronics in everyday devices, the new Philips Sonicare electric toothbrush that [Cyrill Künzi] purchased ended up having a ‘brush head replacement reminder’ feature that …read more Continue reading Hacking a “Smart” Electric Toothbrush To Reset Its Usage Counter
Headset’s Poor Range Fixed By Replacing Antenna
[rafii6312]’s Corsair HS80 wireless headset had a big problem: short range. The sound quality was great, but the wireless range wasn’t winning any friends. Fortunately, the solution was just to …read more Continue reading Headset’s Poor Range Fixed By Replacing Antenna
Nokia N-Gage QD Becomes Universal Bluetooth Gamepad
The Nokia N-Gage might not have put up much of a fight against Nintendo’s handheld dynasty, but you can’t say it didn’t have some pretty impressive technology for the time. …read more Continue reading Nokia N-Gage QD Becomes Universal Bluetooth Gamepad
Rickrolling SSID with ESP32
Reddit user [nomoreimfull] posted code for a dynamic WiFi beacon to r/arduino. The simple, but clever, sketch is preloaded with some rather familiar lyrics and is configured to Rickroll wireless …read more Continue reading Rickrolling SSID with ESP32
Wireless Charging on a Massive Scale
Despite the increasing popularity of various electric vehicles, the limits of battery technology continue to be a bottleneck in their day-to-day use. They don’t behave well in extreme temperatures, they …read more Continue reading Wireless Charging on a Massive Scale
Electromagnetic Mechanism Makes Reconfigurable Antenna
Antennas are a key component to any RF gadget. But antennas often only perform well over a narrow band of frequencies. For some applications, this is acceptable, but often you …read more Continue reading Electromagnetic Mechanism Makes Reconfigurable Antenna
Raspberry Pi Weather Station Features Wireless Sensor Nodes
Online weather services are great for providing generic area forecasts, but they don’t provide hyperlocal data specific to your location. [Harald Kreuzer] needed both and built a Raspberry Pi Weather …read more Continue reading Raspberry Pi Weather Station Features Wireless Sensor Nodes
Inside a 1940’s Spy Radio
The RCA CR-88 was a radio receiver made to work in top-secret government eavesdropping stations. As you might expect, these radios are top-of-the-line, performance-wise, at least when they are working …read more Continue reading Inside a 1940’s Spy Radio