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  • Cosmos Magazine

    HOW TO

    Jun 03, 2020 1 minute

    BUILD A RADIO TELESCOPE

    A trip to the hardware and electronics stores, a bit of web wandering and some pantry raiding are all you need to listen to space.

    Theoretically, the wave guide, below) as the best size for the mouth (and, coincidentally, the dimensions of olive oil tins). Various heights are being tested by the project, but it’s assumed that larger than the wave (ie 21cm) would be best. The antenna needs to be exactly 6.8cm from base, and in the middle of the widest wall ().

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