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About the Schumann Resonance


 :  By Val Valerian

: The recent disclosure at the November 96 Star Visions Conference by
: Drunvalo Melchezedek that the Schumann Resonance was now up to 11.2 Hz
: (from the longtime 7.83 Hz) provoked much inquiry. What IS the Schumann
: Resonance, anyway?

: What is the Schumann Resonance?

: Believe it or not, the Earth behaves like an enormous electric circuit. The
: atmosphere is actually a weak conductor and if there were no sources of
: charge, its existing electric charge would diffuse away in about 10 minutes.
: There is a 'cavity 'defined by the surface of the Earth and the inner edge of
: the ionosphere 55 kilometers up. At any moment, the total charge residing in
: this cavity is 500,000 Coulombs. There is a vertical current flow between
: the ground and the ionosphere of 1 - 3 x 10^-12 Amperes per square meter.
: The resistance of the atmosphere is 200 Ohms. The voltage potential is
: 200,000 Volts. There are about 1000 lightning storms at any given moment
: worldwide. Each produces 0.5 to 1 Ampere and these collectively account for
: the measured current flow in the Earth's 'electromagnetic' cavity.

: The Schumann Resonances are quasi standing wave electromagnetic waves
: that exist in this cavity. Like waves on a spring, they are not present all the
: time, but have to be 'excited' to be observed. They are not caused by anything
: internal to the Earth, its crust or its core. They seem to be related to
: electrical activity in the atmosphere, particularly during times of intense
: lightning activity. They occur at several frequencies between 6 and 50
: cycles per second; specifically 7.8, 14, 20, 26, 33, 39 and 45 Hertz, with
: a daily variation of about +/- 0.5 Hertz. So long as the properties of Earth's
: electromagnetic cavity remains about the same, these frequencies remain the
: same. Presumably there is some change due to the solar sunspot cycle as the
: Earth's ionosphere changes in response to the 11-year cycle of solar
: activity. Schumann resonances are most easily seen between 2000 and 2200
: UT.

: Given that the earth's atmosphere carries a charge, a current and a voltage,
: it is not surprising to find such electromagnetic waves. The resonant
: properties of this terrestrial cavity were first predicted by the German
: physicist W. O. Schumann between 1952 and 1957, and first detected by
: Schumann and Konig in 1954. The first spectral representation of this
: phenomenon was prepared by Balser and Wagner in 1960. Much of the
: research in the last 20 years has been conducted by the Department of the
: Navy who investigate Extremely Low Frequency communication with
: submarines.

: So, it would appear that there is not in fact "A" Schumann Resonance, per se,
: but several overlaying frequencies within the ionospheric cavity. With this
: in mind, it becomes difficult to analyze the phrase that "the SR has now
: moved to 11.3 Hz". According to Drunvalo, his source is Greg Braden, author
: of "Zero Point", who states:

: " Earth's background base frequency, or "heartbeat," (called Schumann
: resonance, or SR) is rising dramatically. Though it varies among
: geographical regions, for decades the overall measurement was 7.8 cycles
: per second. This was once thought to be a constant; global military
: communications developed on this frequency. Recent reports set the rate at
: 8.6, and climbing. Science doesn't know why, or what to make of it. Braden
: found data collected by Norwegian and Russian researchers on this; it's not
: widely reported in the U.S. (The only reference to SR to be found in the
: Seattle Library reference section, is tied to the weather. Science
: acknowledges SR as a sensitive indicator of temperature variations and
: worldwide weather conditions."

: Well, the fact that American scientists suppress things is not a surprise.
: But, my question is how can what is apparently a "multiple frequency"
: interpretatiion be narrowed down to one base frequency? Am I missing
: something here? I mean, there are even time variations in the Schumann
: Resonance frequencies to complicate the issue.

: According to a research report from Stanford, there are other
: considerations:

: Date: Wednesday, February 22, 1995

: Schumann-resonances in the Magnetic Field Components
: Dr. Martin Fullekrug
: STARLAB / Stanford University

: Abstract

: The transition zone of the ULF/ELF-range is characterized by the eigenmodes
: of the earth-ionosphere cavity, denoted Schumann-resonances. Local
: observations in this frequency range are mainly disturbed by antrhopogenic
: noise and lightning flashes of nearby thunderstorms. During quiet intervals,
: transient signals with amplitudes of about 1O pT are superimposed on a
: continuous noise level of about 1 pT, both exhibit the Schumann-resonance
: periodicities. The signals show a tendency to repeat after about 2 seconds
: which suggest an excitation by Whistler-trains.

: The Schumann-resonances are interpreted as a pure resonance phenomenon
: by approaching the describing linear dynamic system with its finite
: difference representation. The associated equations are solved via the Prony
: algorithm where the autoregressive filter is derived by an analysis of a
: shifted autocovariance matrix. This modified technique results in a robust
: estimation of the amplitude, damping and frequency of the
: Schumann-resonances.

: All these parameters show a characteristic directional dependence and
: variability during the day. The amplitude summarizes the excitation by
: different source locations of lightning activity, mainly located in the
: tropical belt around the world. The damping and frequency are related to the
: solar activity coupling into the lower ionosphere. Different observations of
: the considered parameters near Gottingen/Germany and Table
: Mountain/California are displayed and disussed in detail.

: ==================================================

: Well, after that "heady" review. We'll make an attempt to find out more
: about ascertaining what the original statements made actually mean. We're
: not going to get much out of the American Geophysical Union, I'm afraid, but
: I'm going to try and track down this other foreign research and nail this
: "puppy" down, so we can see what's the case ..... and what may not be the case
: .... I, for one, would really like to know. Wouldn't you?

: If anyone has any more on this, we'd welcome constructive input.

You can find daily Schumann resonance measurement readings of two different monitoring stations at the web address http://quake.geo.berkeley.edu/ncedc/ncedc.access.html, which show that the Schumann resonance was and still is around 7.8 Hz. Maybe other monitoring stations show different readings, but these are the only ones that I could find. Dear reader, if you find different measurement results, please let met know: sothis@euronet.nl and add them or their website to this list. The data of the rising Schumann Resonance must be somewhere, not?
 

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