The Philip B. Petersen
Collection |
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During the first twenty years after Guglielmo
Marconi invented wireless communications, all radio stations were using
the long wavelengths above two hundred meters. To increase the distance
range of communications, the commercial wireless stations just increased
the power and the size of their antennas. However, radio amateurs
are only using relatively low power of one kilowatt, which is about the
same power used in an electric toaster.
As the radio spectrum became more crowded,
the radio amateurs were limited to the short wavelengths below two hundred
meters since none of the commercial stations could see any benefit in these
short waves. After operating in the new short wave spectrum a few
years, radio amateurs using relatively small antennas and low power were
noticing that at times their communication distance range would greatly
increase. This aroused much interest in the amateur radio community.
The American Radio Relay League, which is
the largest organization of radio amateurs, proposed an elaborate test
to determine if these amateur radio short wave signals would reach across
the Atlantic Ocean. Paul Godley, 2ZE, of Upper Montclair, New Jersey
was chosen to go to Scotland and set up his short wave receiving station
in Androssan, Scotland and be prepared to listen for amateur radio signals
from America starting on December 7, 1921. These tests attained much
publicity in the press and many radio amateurs were ready to take part
in this experiment. The Radio Club of America, the oldest and still
active radio club, made a special effort. They set up a team of six
radio amateurs to design and build a short wave station in Greenwich, Connecticut
using the call 1BCG. They previously considered operating from Atlantic
Highlands, New Jersey but an antenna supporting structure was available
and more convenient at Greenwich, Connecticut.
These radio amateurs were building this short
wave station in a typical radio shack of the day in the middle of a field
with about a foot of snow on the ground while putting up antennas.
They built the transmitter with new, unproven designs and made changes
almost daily until the start of the tests.
Paul Godley, 2ZE, was working under difficult
wet, cold weather in Scotland getting his receiving radio and special Beverage
antenna set up.
Transmissions were started and there existed
some difficulty and confusion with interference from some nearby commercial
stations but finally, at 2:52 AM Greenwich mean time, on the 12th of December,
1921, the following message was received on short waves from amateur radio
station 1BCG in Greenwich, Connecticut:
To Paul Godley, Ardrossan, Scotland
Hearty Congratulations
Signed, Burghard, Inman, Grinan, Armstrong,
Amy, Cronkite
These were the radio amateurs who designed, built
and operated the station. This became the very first short wave message
that was sent across the Atlantic ocean and this successful experiment
shed much new knowledge about the capabilities of short wave radio communications.
This led the way to opening up the whole short wave spectrum to thousands
of short wave stations for long-range radio communications around the world.
March 17, 1989
** Broadcasts recordings preserved and presented here by Mr. Robert Buss and Mr. Bernie Ricciardi, Phil's friends and fellow Marconi Chapter 138 QCWA members **
Page updated January 12, 2004
page created June 11, 2001