Collaborate Disseminate
Making a multi-band amateur radio transceiver has always been a somewhat challenging project, and making one that also supported different modes would for many years have been of almost impossible …read more Continue reading A Ten Band SDR Transceiver For Homebrewers
Scanning the firehose of new electronic kits and modules coming from the usual Chinese suppliers can be a rewarding experience, as sometimes among the endless breakout boards comes an item …read more Continue reading A New Chinese Radio Breaks Cover, is it Worth it?
It’s said that “Golf is a good walk spoiled,” so is attaching an amateur radio to a bike a formula for spoiling a nice ride? Not according to [Wesley Pidhaychuk …read more Continue reading Going Ham Mobile on a Bicycle
While most of us carry cell phones that have GPS and other location services, they require a significant amount of infrastructure to be useful. Drive from Washington to Alaska like …read more Continue reading Automatic Position Reporting Over HF Radio
Watch out, Baofeng; there’s a new kid on the cheap handy talkie market, and judging by this hardware and firmware upgrade to the Quansheng UV-K5, the radio’s hackability is going …read more Continue reading Open HT Surgery Gives Cheap Transceiver All-Band Capabilities
[ProjectsInFlight] has been doing some fantastic work documenting his DIY semiconductor fab lately. Next up: exploring down-and-dirty photolithography methods. If you’ve been following along with this series — and why …read more Continue reading Silicon Photolithography the PCB Way
Building circuits on a silicon chip is a bit like a game of Tetris — you have to lay down layer after layer of different materials while lining up holes …read more Continue reading Testing Oxide Etchants for the Home Semiconductor Fab
For all their supposed benefits, homeowner’s associations (HOAs) have a reputation of quickly turning otherwise quaint neighborhoods into a sort of Stanford prison experiment, as those who get even the …read more Continue reading Antenna Hidden in Holiday Lights Skirts HOA Rules
An abiding memory for a teen fascinated by electronics and radio in the 1970s and 1980s is the proliferation of propaganda stations that covered the shortwave spectrum. Some of them …read more Continue reading Owning A ShortWave Radio Is Once Again A Subversive Activity
Every time we see a dispatch from [Mr. Carlson], we imagine it is being beamed from his orbital station packed full of vintage radio gear. We are certain the reality …read more Continue reading A 3-6-9 Antenna Pulls in the Signals