GNU/Linux on Old Hardware and Open Hardware
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Devices/Embedded
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[Old] Antirez ☛ Playing audio files in a Pi Pico without a DAC
One of the cool things one wants to do with an MCU like that, is generating some sound. The most obvious way to do this is using the built-in PWM feature of the chip. The GPIOs can be configured to just alterante between zero and one at the desired frequency, like that: [...]
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dwaves.de ☛ the magic of GNU/Linux TinyCore on 26 years old hardware runs latest kernel like a charm – making long abandoned Apple computers usable again
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dwaves.de ☛ GNU/Linux compatible hardware review – ICY BOX IB-1122-U3 external switchable SATA harddisk to USB DockingStation 2,5″ + 3,5″ (based on JMicron JMS578)
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Open Hardware/Modding
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Tom's Hardware ☛ Wobkey Rainy 75 Pro Review: A great-sounding keyboard that won't break the bank
Wobkey's Rainy 75 Pro mechanical keyboard sounds and feels great and costs much less than you'd expect.
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Tom's Hardware ☛ Maker builds cool Raspberry Pi Home dashboard with an old touchscreen monitor
Maker _Ctl initially considered using an old tablet but settled on using an old touchscreen monitor he had on hand instead. This offers more space for the user interface and makes for a larger, more interactive end product. According to _Ctl, it's also handy for gaming and has proven to be a fun "pass-and-play" chess board.
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37signals LLC ☛ Servers can last a long time
That's over 3,500 days of service from this fleet, at a fully amortized cost of just $142/day. For everything needed to run Basecamp. A software service that has grossed hundreds of millions of dollars in that decade.
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Hackaday ☛ Your Favorite Basic Oscilloscope Operation Guide?
Like many pieces of lab equipment, oscilloscopes are both extremely useful and rather intimidating to a fledgling user. Unlike a digital multimeter with its point-and-measure functionality, digital storage oscilloscopes (DSOs) require fundamental knowledge before they can be used properly. Yet at the same time nobody likes reading manuals, so what is one to do? Try the Absolute Beginner’s Guide to DSOs by [Arthur Pini]
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