1975 NASA JPL Goldstone Demo of Wireless Power Transmission

on Nov 28 in Lowes DIY


The June 5, 1975 NASA JPL Goldstone Demonstration of high power long distance wireless power transmission successfully transmitted 34kw of electrical power a distance of 1.5km at an efficiency of greater than 82%. At the time, it was the world record for high power long distance wireless power transmission, and it may remain the world record yet today.

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17 Comments

  • T0B0KKE says:

    @Potemtole referece please.

  • DarthPickley says:

    what makes you think that high frequency radio waves are dangerous to birds? its not like there’s a giant microwave oven there… the people aren’t really that stupid. I’d feel worse for the birds who are around when the space shuttle launches… I actually witnessed one of those and it is pretty violent looking (from far away of course)

  • A7med455 says:

    can you point me to an article about that

  • okwoode says:

    Not looked into this 100% but gold stone could be, COULD BE a reference to
    monotomic elements , ie: pure gold without its metalic bonds that keep it together, i say this as in researching monotomic elements we are told that they have weird propertys such as disapering and re-apering, unforseen changes in mass that dont add up to old physics, they beam power through the air, more like the gold can connect together through a higher dimension, ,,,,,but we will find out 1 day if we dont die first!

  • namealreadyused12345 says:

    hahahah X2!

  • FalterVayne says:

    @Potemtole yeah via HAARP in Alaska

  • Potemtole says:

    pppsshh, nasa, nasa sucks, ummm nickola tesla did a full 5kw around the world with a 95% efficency wirelessly via the ionosphere

  • firehawk2k2 says:

    i am 12, what is this?

  • goyherder says:

    Why is it called goldstone?

  • rdt1970 says:

    we can easily tap into vast amount of energy in ionosphere tesla did a crude version of this experiment we are 70yrs on from what he was doing with electronics. think there is now alot of stuff that sensored

  • gmarf1 says:

    500kW rf input and 34kw output is 6.8 % efficiency in my book. Also what was the efficiency of converting mains power ( from the Grid ) into RF power ?

  • CitizenCS says:

    Imagine a poor bird flying through this beam! Think Wind Turbines are dangerous? lol

  • ZEROPOINT132 says:

    Hi Unfortunately the aerial distance apart is subject to the Inverse Square Law. Which makes it Impracticable over long distance, without huge amounts of power.
    cheers zeropoint132

  • zzapt says:

    The light bulb array gives a nice visual of the power being transmitted and of painting the target with the radio beam. What happens when you scale this up to useful size, both power levels and distances? A more useful measure of efficiency would be total power input to the transmitter compared to total power output from the receiver. The optimistic sounding 82% received power to output power they mention sounds optimistic, but it is just one piece of the total system.

  • someman7 says:

    Noone recreated what Tesla did. :-(
    You’re a physics student are you? Why can’t you just pick up the drawings/blueprints, study his ideas, and compare them to what we have accomplished, and create that antenna of Tesla’s?

  • thedood64 says:

    Tesla was ruined for greed. just like many genius’ today

  • afxgrin says:

    82% efficiency? I’m assuming this was of just the received power, because the beam will obviously diverge. That dish is rather large though, so the divergence is reduced, as the divergence is inversely proportional to the dish size.

    So I’m assuming when they claim 82% efficiency, that is of the power density of the beam that covers the area of the rectenna, excluding the power density that diverges past it.

    Keep in mind, Tesla also made claims of 6% loss for his experiments.

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