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From: tomb@hplsla.HP.COM (Tom Bruhns)
Newsgroups: sci.electronics
Subject: Re: Reflectors on Black Mt
Message-ID: <5170096@hplsla.HP.COM>
Date: 9 Nov 90 16:39:34 GMT
References: <1990Nov7.203538.4076@src.dec.com>
Organization: HP Lake Stevens, WA
Lines: 14

murray@src.dec.com (Hal Murray) writes:
>I was hiking near the top of Black Mt the other day.  It's high and
>has line of sight to much of the Bay area so I wasn't surprised to
>see that there are lots of antennas up there.

>There were also two large (~15 ft square) panels that I assume are
>reflectors.  One points roughly north, the other south.

Sounds like your double-bounce idea may be the right one...

Ever come across any cube corner reflectors?  I've seen them on
occasion near airfields, apparently used to mark locations for
aircraft and perhaps also for calibration/continuous checking of
the airfield radar...