EEVblog #689 - Back To The Future Time Circuits Troubleshooting

Dave troubleshoots the Back To The Future Time Circuits in 'real-time", warts and all. A journey of red herrings, garden paths, the bleeding obvious, and the inevitability of Murphy's Law. Can you discover the fault before Dave does? Discussion and comparison of the Tagarno microscope vs the Mantis 3D stereo microscope. Github schematics: https://github.com/shackspace/bttf TLC59282 Datasheet: http://www.ti.com/lit/ds/symlink/tlc59282.pdf Forum: http://www.eevblog.com/forum/blog/eevblog-689-back-to-the-future-time-circuits-troubleshooting/ The live camera feed: http://www.eevblog.com/live EEVblog Main Web Site: http://www.eevblog.com The 2nd EEVblog Channel: http://www.youtube.com/EEVblog2 Support the EEVblog through Patreon! http://www.patreon.com/eevblog EEVblog Amazon Store (Dave gets a cut): http://astore.amazon.com/eevblogstore-20 Donations: http://www.eevblog.com/donations/ Projects: http://www.eevblog.com/projects/ Electronics Info Wiki: http://www.eevblog.com/wiki/

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