https://stream.echo6.co/videos/watch/ee54d45a-76f5-4802-9159-7cb6c8d9b588 Part teardown, part repair, Dave looks at an Australian designed and manufactured Ness D16X alarm panel that has failed. What's that smell? Can it be fixed? How do you repair solder mask on a PCB?, or add solder mask to your own home etched PCB's? And another look at PCB spark gaps. Previous PCB Spark gap video: https://www.youtube.com/watch?v=vfP_65gSSBU http://www.chemtools.com.au/ http://nesscorporation.com Datasheets: Fujitsu H8/538 http://www.hackedecu.com/wp-content/uploads/2013/01/H8_538F_HWM.pdf Holtek DTMF Receiver http://www.holtek.com/english/docum/comm/9170.htm Maxcap Capacitors: http://www.maxcap.com.my/guideline.html Epcos MOVs http://www.epcos.com/inf/70/db/var_11/SIOV_Leaded_StandarD.pdf Forum: http://www.eevblog.com/forum/blog/eevblog-682-ness-d16x-alarm-panel-repair/ 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/ Sun, 17 May 2026 05:22:46 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/ee54d45a-76f5-4802-9159-7cb6c8d9b588 All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.