https://stream.echo6.co/videos/watch/bf76287f-ef85-464d-a0cf-ee0fa871d6a3 How do glass ultrasonic acoustic delay lines work? The kind used in PAL video recorders. This is Part 3 of the Sony CCD Video 8 Camcorder Teardown. PART 1: http://www.youtube.com/watch?v=HiXZQNOlnnk PART 2: http://www.youtube.com/watch?v=iWOToL0KIe0 Service Manual: http://www.freeservicemanuals.info/en/servicemanuals/viewmanual/Sony/CCDV8AFEPART1/None/None/SERVICEMANUAL/ Forum Topic: http://www.eevblog.com/forum/blog-specific/eevblog-381-how-do-ultrasonic-delay-lines-work/ Delay line info: http://www.morgantechnicalceramics.com/resources/piezoelectric-ceramics-properties-and-applications/ (chapter 6.9) EEVblog Main Web Site: http://www.eevblog.com EEVblog Amazon Store: 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/ Wed, 10 Jun 2026 04:56:47 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/bf76287f-ef85-464d-a0cf-ee0fa871d6a3 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.