This Ham Radio is Unsafe at Any Frequency
https://hackaday.com/2021/12/03/this-ham-radio-is-unsafe-at-any-frequency/

When we were kids we rode bicycles without pads and helmets. We drank sugary drinks. We played with chemistry sets and power tools. We also built things that directly used …read more (https://hackaday.com/2021/12/03/this-ham-radio-is-unsafe-at-any-frequency/)

Print Sewing Machine Parts Extend Singer’s Range
https://hackaday.com/2021/12/03/print-sewing-machine-parts-extend-singers-range/

[Grow Your Own Clothes] had finally found their ideal sewing machine for doing zig-zag stitches (/\/\/\) and converting to a treadle drive (mechanically foot-fed) — a Singer 411G. This is …read more (https://hackaday.com/2021/12/03/print-sewing-machine-parts-extend-singers-range/)

Paper Plate Surround Sound System
https://hackaday.com/2021/12/03/paper-plate-surround-sound-system/

With the holiday season, you might turn to paper plates to cut down on dishwashing after having family or friends over. But what do you do with the extras? If …read more (https://hackaday.com/2021/12/03/paper-plate-surround-sound-system/)

Is It Finally Time for Christmas Decorations?
https://hackaday.com/2021/12/03/is-it-finally-time-for-christmas-decorations/

[Arnov] is trying to get into the holiday spirit and is doing so the way he knows how. He was thinking of some cool decorations for his Christmas tree and …read more (https://hackaday.com/2021/12/03/is-it-finally-time-for-christmas-decorations/)

Wake-Up Robot Does It Gently
https://hackaday.com/2021/12/03/wake-up-robot-does-it-gently/

For hundreds of years, people have fallen asleep while reading in bed late at night. These days it’s worse, what with us taking phones to the face instead when we …read more (https://hackaday.com/2021/12/03/wake-up-robot-does-it-gently/)

Two Wire Sensors on LED Strips
https://hackaday.com/2021/12/04/two-wire-sensors-on-led-strips/

While addressable LED strips are all the rage, [Mike] from [mikeselectricstuff] has been working on an installation using the more basic two-wire strips that are simply controlled via PWM dimming. …read more (https://hackaday.com/2021/12/04/two-wire-sensors-on-led-strips/)

Abandoned Airplane Takes Off Again As Luxury RV
https://hackaday.com/2021/12/04/abandoned-airplane-takes-off-again-as-luxury-rv/