Hack A Day are running the biggest electronics hardware design contest ever. The winner gets to fulfill every nerds fantasy, a trip to space! Dave is going to be one of the judges, so start sucking up now… The contest is to design an “open connected device”. So basically anything …

Why do digital oscilloscopes appear noisier than traditional analog oscilloscopes? PART 2 Learn how and why your digital storage oscilloscope display the noise that it does. In this 2nd installment Dave shows how waveform update rate affects the apparent displayed noise of a waveform, and alters the waveform update rate …

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Part 4 of microphone technology with Doug Ford, former head designer at Rode Microphones. In this video Doug discusses how to design a condenser microphone, in particular the Rode Classic II microphone. Many things discussed include: External polarisation voltage generation and the relationship with sound pressure. The trade-offs involved in …

Part 3 of microphone technology with Doug Ford, former head designer at Rode Microphones. This video discusses both regular condenser and electret condenser microphone construction and physical properties. All videos in this series are HERE Forum HERE Podcast: Download