For those interested, Bill Hammack (Engineer Guy) pulled apart a 1970s-era flight recorder in an old video.[1] The one in video, though, gets etched to a roll o

For those interested, Bill Hammack (Engineer Guy) pulled apart a 1970s-era flight recorder in an old video.[1] The one in video, though, gets etched to a roll of tin rather than recorded to a magnetic tape. [1]: https://www.youtube.com/watch?v=xlY5W7be5jU https://www.youtube.com/watch?v=xlY5W7be5jU