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- Newsgroups: sci.electronics
- Path: sparky!uunet!cs.utexas.edu!torn!utzoo!henry
- From: henry@zoo.toronto.edu (Henry Spencer)
- Subject: Re: Airport X-Rays
- Message-ID: <Brz4Mt.5FE@zoo.toronto.edu>
- Date: Sun, 26 Jul 1992 02:08:52 GMT
- References: <1992Jul13.020123.3132@mccc.edu> <BrwMMA.6rG@news.cso.uiuc.edu> <22754@oasys.dt.navy.mil> <4836@unixhub.SLAC.Stanford.EDU>
- Organization: U of Toronto Zoology
- Lines: 13
-
- In article <4836@unixhub.SLAC.Stanford.EDU> ralph@falcon.SLAC.Stanford.EDU (Ralph Becker-Szendy) writes:
- >After all, EPROMs are erased by UV, do they resist the airport X-ray
- >machine? I'd guess that the X-rays are heavily attenuated by the case
- >of the EPROM (the top of which is transparent to UV light but not to
- >X-rays), but is there real danger to EPROMs ?
-
- People who have *tried* to erase OTP EPROMs (EPROMs in non-windowed
- packages) with X-ray machines say that it seems to be effectively
- impossible, even with hours-long exposures. Certainly you're not going
- to do it with a device that won't fog most types of film.
- --
- There is nothing wrong with making | Henry Spencer @ U of Toronto Zoology
- mistakes, but... make *new* ones. -D.Sim| henry@zoo.toronto.edu utzoo!henry
-