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Our story

We strive to build a free, community-driven IoT network for the whole city to tinker, experiment and develop with!

We want to provide coverage of the whole inner city of Ulm within the next months. If you are a volunteer enthusiast and want to contribute, get in touch! We are supported by, an association of like-minded people who want to foster creative ways of interactin...

About this community

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  • Official community


The Core Team of Ulm consists of:

And 22 contributors.

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Connectivity 77km away from our Gateways

We made our first tests in an aircraft last Saturday. While aloft in 4000ft MSL we had connectivity to at least one of our gateways more than 70km ...

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The Things Network Ulm beco...

Congratulations for becoming an official community of The Things Network!

Many thanks to all the members of the community who contributed to this s...

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Measuring particulates with...

We are currently working on a sensor for measuring particulates in the air, a common problem in bigger cities and industrial regions. The data we c...

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What's next!

We wrote a blog post about our workshop last weekend and put together a small roadmap with upcoming plans and projects:

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Workshop Weekend starts rig...

We're starting into a weekend full of LoRa und TTN with Alexander Overtoom and Fokke Zandbergen from the Amsterdam Team. Over 30 participants meet ...

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Four Kerlink gateways now u...

Since today we have four Kerlink gateways online in Ulm! Our coverage now spans most parts of the inner city and one large suburban area.

Another t...

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TTN Workshop in Ulm at 9th ...

The local TTN in Ulm community is organizing a workshop with members of TTN on friday and saturday 9th and 10th of December at the Verschwörhaus in...

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Our partners

Provides gateways and ideas.

Provides gateways and ideas.

Local maker/hackerspace which provides a place to meet

Provides gateways and ideas.

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TTN Ulm in the Media

Digitalisierung: Neues Netzwerk für Mini-Daten in Ulm
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TTN Ulm on local TV
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There is a new meetup from community nearby (Stuttgart)

15 hours ago

ddissater is now part of Ulm community

4 days, 14 hours ago

The Things Network Ulm got its 25th member

1 week, 4 days ago

The Things Network Ulm organizes a Meetup on 31 July

4 months, 1 week ago

Congratulations! Today is the 6-month anniversary of the community!

6 months ago



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22 Oct
Let's see for how long... ;) Or as others might say: Challenge accepted! @TTN_Berlin #onlyonegwshort
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16 Oct
Unsere Freunde in Berling sind uns auf den Fersen :) Vielleicht können wir die Führung ja noch ausbauen.
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11 Oct
Ein reguläres LoRa-Spezial in Ulm.
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27 Sep
Zur Erinnerung: Heute Abend ist wieder LoRa und TTN Abend im Verschwörhaus. Ab 18:30 gibt's Neues zur Platine und Gateways auf Münster & Co.
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18 Sep
We got mentioned in a great article by @SZ and @lara_felicitas about civic tech and civic activism:

Contact us

Our website:

Main contact via E-Mail:
lora [at]

or via our groupchat at

or via our Twitter account at @ttn_ulm