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From: "Don" <g@crcomp.net>
Newsgroups: sci.electronics.design
Subject: Re: Ham shack satellite communications
Date: Wed, 16 Sep 2026 19:57:38 -0000 (UTC)
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Gerhard Hoffmann <dk4xp@arcor.de> wrote:
> Am 16.09.26 um 20:31 schrieb john larkin:
>
>>
>> https://www.dropbox.com/scl/fi/ekj2c70spwogmwuo63u5q/MoonBounce.JPG?rlkey=taobwn5osfptklqmyil8kytma&raw=1
>>
>
> Back when we were students at the Technical Univ Berlin we founded
> there the ham radio club DK0TU and had a club station that was good
> enough for earth-moon-earth on 144 MHz. It was fun to hear one's
> own echoes from the moon after 2.5 seconds.
>
> 4 of the group bought a residual farm after re-unification, north-west
> of Berlin in the middle of nowhere. EMC-wise completely silent.
>
> Bernd, DL7APV was the biggest activist.
> His antenna can be seen here  <  https://www.dl7apv.de/    >
> He's the one who measured my pre-amp.
>
> Unfortunately, hie died shortly after retirement. We miss him.
>
> @Don:   You can get the Altium files if you want.

Thank you! Please forward your files and/or links to me at wd7q@qsl.net

During its forum the Deep Space Exploration Society presented a brief
video showing someone's granddaughter speaking into a microphone and
hearing her own voice a few seconds later after an EME bounce. The
antenna at the facility is a rock sold beast built in the 1960s, IIRC:

<https://dses.science/2018/12>

Danke,

--
73, Don, WD7Q                                             veritas    _|_
                                                          liberabit   |
https://www.qsl.net/wd7q                                  vos         |