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- Xref: sparky sci.crypt:7080 alt.radio.scanner:3881
- Path: sparky!uunet!optilink!walsh
- From: walsh@optilink.COM (Mark Walsh)
- Newsgroups: sci.crypt,alt.radio.scanner
- Subject: Re: AT&T news release
- Message-ID: <13935@optilink.COM>
- Date: 18 Jan 93 22:20:40 GMT
- References: <15500.2b58dbb0@ohstpy.mps.ohio-state.edu>
- Distribution: usa
- Organization: Optilink Corporation, Petaluma, CA
- Lines: 20
-
- In article <1993Jan14.021852.22341@news.eng.convex.com> gardner@convex.com (Steve Gardner)
- writes:
-
- > Since it takes a TV signal about a microsecond to travel 3m
-
- From article <15500.2b58dbb0@ohstpy.mps.ohio-state.edu>, by vancleef@ohstpy.mps.ohio-state.edu:
-
- > EM radiation propogates at 1/299792458 sec per meter or
- > 33.3 ns per meter. In one microsecond the wave travels about 30m.
-
- Reminds me of a programming class in college. Our teacher
- held up a foot long piece of wire and said, "Does anybody
- know what this is?" I blurted out "It's solid copper,
- 26 gauge, with an insulation breakdown of 300 volts."
- She tried not to laugh and said, "No! *This* is a
- nanosecond!"
- --
- Mark Walsh (walsh@optilink) -- UUCP: uunet!optilink!walsh
- AOL: BigCookie -- Amateur Radio: KM6XU@WX3K -- USCF: L10861
- "What, me worry?" - William M. Gaines, 1922-1992
-