BYD admits wheel assembly error on its flagship electric SUV

RF Switch Matrix Design: The Isolation Budget Nobody Calculates

Every switch matrix spec sheet I get asked to quote lists port count and insertion loss. Almost none lists a leakage budget.

• Isolation budget often overlooked in RF switch matrix design
• Fan-in tree architecture offers lowest loss but limited flexibility
• Leakage budget can quickly add up, impacting high-isolation requirements

6h ago ·dev.to

Laravel 13 Image Validation Rules: image, mimes, max and dimensions

To validate an uploaded image in Laravel 13, use the image rule with max (kilobytes) and dimensions , or the fluent File::image() builder.

6h ago ·dev.to