The back-crystal sensor on an Apple Watch packs green, red, and infrared LEDs alongside a photodiode array.
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Inside Apple Watch ECG: how a single Lead I electrode becomes an
Inside Apple Watch ECG: how a single Lead I electrode becomes an FDA-cleared rhythm strip The Apple Watch ECG records…
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Apple Pencil Pro vs Apple Pencil USB-C on iPad mini 7: Barrel Roll Compared
By Zeina Haddad The decision between Apple Pencil Pro ($129) and Apple Pencil USB-C ($79) for the iPad mini 7…
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Inside AirPods Pro’s Head-Tracking Pipeline: How H2 Calculates Spatial Audio Position
In this post: What sensors does the H2 chip actually read? · How does orientation data become a change in…
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AirPods Max 2 Firmware 6E188 Adds USB-C Lossless at 24bit/48kHz Finally
Dated: March 22, 2026 — AirPods Max 2 firmware 6E188 A recent firmware update finally pulls the AirPods Max 2…
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Ultra 3 Depth App Freezes at 2.1m on watchOS 26.2 Build 24S320 Until Water Lock Cycles
On watchOS 26.2 build 24S320, the stock Depth app on Apple Watch Ultra 3 stops updating its depth readout the…
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Vision Pro 2 Battery Swap Teardown Shows Apple’s New Pentalobe Trap
The external battery pack is still the part of the Vision Pro that dies first, and with the second-generation headset…
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The iPad Air is vanishing from shelves, and I know why
iPad news: Don't Buy an iPad Air Right Now. Seriously. I woke up this morning, grabbed my coffee, and did…
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The Cognitive Leap: How the Gemini-Siri Integration Redefines the iPad Experience
iPad news: The landscape of mobile computing is undergoing a seismic shift, one that promises to finally fulfill the "post-PC"…
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The M5 iPad Pro: Analyzing Apple’s New Powerhouse and Its Place in the Tech Ecosystem
iPad news: The world of consumer technology moves at a blistering pace, and nowhere is this more evident than within…
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