For those that might be interested in further information about
underground radio communications, the National Speleological
Society's Communication and Electronics section has placed back
issues of its publication online for free down load at:
<http://caves.org/section/commelect/drupal/speleonics>
Some of the European radios have had problems in the US because
they are sensitive to the harmonics of our 60 Hz power.
73 Bill AE6JV
-----------------------------------------------------------------------
Bill Frantz | When an old person dies, a | Periwinkle
(408)356-8506 | library burns. - Joe McGawon | 16345
Englewood Ave
www.pwpconsult.com | Irish Ethnographer | Los Gatos,
CA 95032
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