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A 1930s Ham Station

[Mikrowave1] wanted to build an authentic 1930s-style ham radio station that was portable. He’s already done a regenerative receiver, but now he’s starting on a tube transmitter that runs on batteries. He’s settled on a popular design for the time, a Jones push-pull transmitter. Despite the tubes, it will only put out a few watts,

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OpenAI’s expensive new model claims to solve problems like a doctoral candidate

OpenAI’s o1-preview has arrived as the eagerly anticipated “Strawberry” model, offering advanced math and coding skills. The system dedicates extra steps to processing queries, trying different steps and “thinking” through the problem. There’s also a cheaper, faster o1-mini model that’s positioned more towards casual use. All summer long, AI enthusiasts have been looking forward to

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United Airlines plans to start testing Starlink internet service early next year, with the first passenger flights likely equipped with free Wi-Fi later in 2025 (Wall Street Journal)

Wall Street Journal: United Airlines plans to start testing Starlink internet service early next year, with the first passenger flights likely equipped with free Wi-Fi later in 2025  —  Airlines see satellites providing faster, more consistent connections  —  Elon Musk may soon provide the Wi-Fi on your United flight.

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Waymo and Uber plan to expand their robotaxi partnership in Phoenix, Arizona, to Austin and Atlanta, starting in early 2025 (Andrew J. Hawkins/The Verge)

Andrew J. Hawkins / The Verge: Waymo and Uber plan to expand their robotaxi partnership in Phoenix, Arizona, to Austin and Atlanta, starting in early 2025  —  Waymo and Uber — bitter enemies turned awkwardly polite work friends — announced they were expanding their two-year robotaxi partnership to two new cities: Austin …

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