The Time-Lapse VCR ⇅
#surveillance cameras #VHS #time-lapse #time-lapse VCR #Science & Technology
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Analog video and frame-by-frame review don’t usually go nicely together (unless of course you’ve got a CAV Laserdisc onhand). So how did security camera systems stretch the normal recording time of VHS from a couple of hours to upwards of a week? Why, with ingenuity of course! Watch this video and find out the juicy secrets!
Links ‘n stuff
This is a great resource, provided by a Patron (Thanks!!), which explains the difference between 2 and 4 head VCRs (as well as other great stuff!), http://www.ronaldsnoeck.com/vcr.htm
This book result had a great section on time-lapse recording, https://books.google.com/books?id=ysg7w5aGDzEC&pg=PA167&dq=%22time+lapse+vcr%22&hl=en&sa=X&ved=0ahUKEwj3usi3zpHgAhWn7oMKHXwCCqMQ6AEIMTAB#v=onepage&q=%22time%20lapse%20vcr%22&f=false
Here’s the manual to the SVT-3050P if you’re curious about some of the other stuff this can do, https://pro.sony/s3/cms-static-content/operation-manual/3193023022.pdf
And, here’s some info on quads, multiplexers, and switchers, https://www.videoexperts.com/faq/quads-vs-multiplexers/
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#security cameras #analog video #video tape #VCR