Smooth! Non-Planar 3D Ironing
https://hackaday.com/2025/09/17/smooth-non-planar-3d-ironing/

Is 2025 finally the year of non-planar 3D printing? Maybe it won’t have to be if [Ten Tech] gets his way! Ironing is the act of going over the top …read more (https://hackaday.com/2025/09/17/smooth-non-planar-3d-ironing/)

It’s A Variable Capacitor, But Not As We Know It
https://hackaday.com/2025/09/17/its-a-variable-capacitor-but-not-as-we-know-it/

Radio experimenters often need a variable capacitor to tune their circuits, as the saying goes, for maximum smoke. In decades past these were readily available from almost any scrap radio, …read more (https://hackaday.com/2025/09/17/its-a-variable-capacitor-but-not-as-we-know-it/)

Getting the Most out of ISM Transceivers Using Math
https://hackaday.com/2025/09/17/getting-the-most-out-of-ism-transceivers-using-math/

WiFi is an excellent protocol, but it certainly has its weaknesses. Its range in even a normal home is relatively limited, so you could imagine the sort of performance you’d …read more (https://hackaday.com/2025/09/17/getting-the-most-out-of-ism-transceivers-using-math/)

When Is Your Pyrex Not The Pyrex You Expect?
https://hackaday.com/2025/09/17/when-is-your-pyrex-not-the-pyrex-you-expect/

It’s not often that Hackaday brings you something from a cooking channel, but [I Want To Cook] has a fascinating look at Pyrex glassware that’s definitely worth watching. If you …read more (https://hackaday.com/2025/09/17/when-is-your-pyrex-not-the-pyrex-you-expect/)

Give Your Band The Music Of The Bands
https://hackaday.com/2025/09/18/give-your-band-the-music-of-the-bands/

The way to get into radio, and thence electronics, in the middle years of the last century, was to fire up a shortwave receiver and tune across the bands. In …read more (https://hackaday.com/2025/09/18/give-your-band-the-music-of-the-bands/)

Listening for the Next Wow! Signal with Low-Cost SDR
https://hackaday.com/2025/09/18/listening-for-the-next-wow-signal-with-low-cost-sdr/

The Wow! signal represented as “6EQUJ5” with Jerry R. Ehman’s handwritten comment.
" data-medium-file="https://hackaday.com/wp-content/uploads/2022/09/Wow_signal.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/09/Wow_signal.jpg?w=800">As you might expect, the University of Puerto Rico at Arecibo has a fascination with radio signals from space. While doing research into the legendary “Wow! Signal” detected back in …read more (https://hackaday.com/2025/09/18/listening-for-the-next-wow-signal-with-low-cost-sdr/)

A New Generation of Spacecraft Head to the ISS
https://hackaday.com/2025/09/18/a-new-generation-of-spacecraft-head-to-the-iss/