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perhaps you will get some bending by the ionosphere
or alternatively some 'horizon gain'?
73 Warren K2ORS
----- Original Message -----
Sent: Friday, January 18, 2008 3:53
PM
Subject: Re: LF: Fw: Information About
the HAARP - LWA Moon Bounce Experiment
A pity the transmissions start just as the moon is setting in this part
of the world.
Andy G4JNT
On 18/01/2008, K2ORS <[email protected]> wrote:
Slightly
OT,
received the e-mail below from my friend Steve Floyd
W4YHD cheif engineer
for the HAARP project:
73 Warren
K2ORS
----- Original Message -----
From: "Floyd, Steve (US
SSA)"
Sent: Friday, January 18, 2008 2:37 PM
Subject: Information
About the HAARP - LWA Moon Bounce Experiment
>
>
Information About the HAARP - LWA Moon Bounce Experiment
>
> The
HF Active Auroral Research Program (HAARP) in Alaska,
> and the Long
Wavelength Array (LWA) in New Mexico, conducted
> a bistatic low
frequency lunar radar experiment in October 2007.
> A brief
description of the experiment and an example of the lunar
> echo radio
waves received may be found in this press release.
>
> HAARP and
LWA are planning an additional lunar echo experiment
> for 19 and 20
January 2008. Interested radio amateurs and short
> wave listeners are
invited to participate in this experiment by
> listening for the lunar
echoes and submitting reports. The
> following table shows the planned
schedule, where dates and
> times are in Universal Time
(UTC):
>
> HAARP-LWA Experiment Schedule
>
>
Date
>>From To
>
Transmitted Frequency
>
> (UTC)
> UTC
>
Hr:Min)
> (MHz)
>
> 19 January 2008
> 05:00
>
06:00 6.7925
>
>
06:00
>
07:00 7.4075
>
>
20 January 2008
> 06:30
>
07:30 6.7925
>
>
07:30
>
08:30 7.4075
>
>
>
Based on the previous experiment, we believe it should be possible
>
to hear the lunar echoes with a standard communications receiver
> and
an antenna as simple as a 40 meter dipole. If you have a 40
> meter
beam antenna, point it in the direction of the moon. Other
> antennas
may also yield acceptable results. The format for the
> transmissions
will follow a five second cycle as shown in the following
>
figure.
>
> (not avaialable)
>
> The HAARP
transmitter will transmit for the first two seconds of the
>
five
> second cycle. The next three seconds will be quiet to listen
for the
> lunar echo. Then HAARP will transmit again for two
seconds,
> repeating the cycle for the first hour using the first HF
frequency.
> During the second hour, this periodic five second cycle
will be repeated
> but using a different HF frequency as shown in the
table above.
> Transmissions from HAARP during each two-second period,
will be
> carrier only (no modulation). Therefore, listeners should
use the CW
> mode on their receiver to hear HAARP and the lunar echo.
We hope to
> operate this experiment using the frequencies given in
the table above.
> However, depending on frequency occupancy at the
time of operation,
> it may be necessary to adjust the frequency
slightly.
>
> Depending on ionospheric conditions, it may or may
not be possible
> to hear the HAARP transmission via skywave. If
conditons allow,
> the HAARP transmission will always be heard during
the first two
> seconds after the five second cycle starts, for
example, between
> 05:00:00 and 05:00:02 and again between 05:00:05
and 05:00:07.
> The lunar echoes will occur during the three second
"quiet" period
> after HAARP transmits, for example during the
interval 05:00:02 until
> 05:00:05 and again between 05:00:07 until
05:00:10. Depending on
> a number of factors, you may hear HAARP, the
lunar echo, both or
> neither.
>
> We are interested in
receiving signal reports from radio amateurs
> who may be able to
detect, or not detect, the lunar echo or the
> transmitted
>
skywave pulse from HAARP. It will be helpful if your report includes
> your call sign and the type and location of your receiving
equipment
> and antennas. Reports may be sent to the following
address:
>
> [email protected]
>
> http://www.haarp.alaska.edu/haarp/mbann.html
>
>
[end]
>
>
>
>
>
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>
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>
DXCluster - telnet to n4ser.dyndns.org
>
>
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>
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>
>
>
>
--
Andy G4JNT
www.scrbg.org/g4jnt
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