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[Jaroslav's] camera didn’t have a feature to measure the speed of its response in different modes so he figured out his own method. Using the microphone on his webcam he recorded the sound made by the mirror and shutter movements, then used Audacity to analyze the camera’s performance. When you get right down to it, [...]

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[Debraj] needed a simple signal generator for a project he was working on, but didn’t have one handy. He found that the easiest and cheapest way to get clean, reliable signaling was by using something that was already sitting on his desk – his PC. He found that the tone generator built into Audacity was [...]

Tags:  debraj signal generator pc.-he signal-generator tone-generator audacity digital audio hacks