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[
{
"id": "cb2a7dbb-6351-4662-8c26-878a2f3de503",
"kind": "assembly",
"name": "Amateurfunk goes Politik – oder wie ich das Overengineering lernte",
"slug": "amateurfunk-goes-politik-oder-wie-ich-das-overengi",
"url": "https://api.events.ccc.de/congress/2025/event/cb2a7dbb-6351-4662-8c26-878a2f3de503/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": null,
"language": "de",
"description": "Emergency communications in amateur radio had not really attracted much attention in Berlin politics until now. In this short talk, I explain how I wanted to change that, how I probably overengineered things in the process, and whether anything came of it in the end—apart from some nice stamps.",
"schedule_start": "2025-12-27T17:30:00+01:00",
"schedule_duration": "00:20:00",
"schedule_end": "2025-12-27T17:50:00+01:00"
},
{
"id": "2a3f63aa-37cb-4bad-a324-5505ce572ea0",
"kind": "assembly",
"name": "Antennas and 3D printing",
"slug": "sparkie",
"url": "https://api.events.ccc.de/congress/2025/event/2a3f63aa-37cb-4bad-a324-5505ce572ea0/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": "Between hall Y and balcony",
"language": "de, en",
"description": "Antennen aus dem 3D Drucker, und wie es dazu kam. eine kurze einfuerung in HF Voodoo und antennendesing. Ein show and tell.",
"schedule_start": "2025-12-27T17:10:00+01:00",
"schedule_duration": "00:20:00",
"schedule_end": "2025-12-27T17:30:00+01:00"
},
{
"id": "3ff1113b-ac19-45ea-8b08-c442f9d43ed6",
"kind": "assembly",
"name": "bauen der xOTA Antenne / building the xOTA antenna",
"slug": "bauen-der-xota-antenne-building-the-xota-antenna",
"url": "https://api.events.ccc.de/congress/2025/event/3ff1113b-ac19-45ea-8b08-c442f9d43ed6/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": null,
"language": "de, en",
"description": "",
"schedule_start": "2025-12-29T17:30:00+01:00",
"schedule_duration": "01:00:00",
"schedule_end": "2025-12-29T18:30:00+01:00"
},
{
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"kind": "assembly",
"name": "FLINTA POTA Party - Parks on the Air",
"slug": "flinta-pota-party-parks-on-the-air",
"url": "https://api.events.ccc.de/congress/2025/event/a8ae3281-67bc-4e61-94db-19bcb59c9b14/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": "Meetup at Chaoswelle - from there we start into Planten un Blomen Park",
"language": "de, en",
"description": "POTA introduction for FLINTA* followed by joint POTA activation on shortwave in the \"Planten un Blomen\" park right next to the CCH.\r\n\r\nWe meet at 03:00 p.m. at the Assembly for a short introduction and then go out into the park together. You'll learn how to set up a portable shortwave station and get a crash course in shortwave operation. Then it's time to get on the air! Other radio amateurs around the world are waiting to contact us. Can you manage the 10 radio connections necessary for a successful \"activation\" of the park?\r\n\r\nNOTE: We meet AT THE CHAOSWELLE ASSEMBLY and start there with a short introduction to the POTA program. Then we go out into the park together. Dress warmly and weatherproof! We go outside even when it's raining or snowing!\r\n\r\nIf anyone wants to join us later: our location in the park: [OpenStreetMap](https://www.openstreetmap.org/directions?engine=fossgis_osrm_foot&route=53.561346%2C9.986447%3B53.559593%2C9.986438#map=18/53.560490/9.986277)",
"schedule_start": "2025-12-29T15:00:00+01:00",
"schedule_duration": "02:00:00",
"schedule_end": "2025-12-29T17:00:00+01:00"
},
{
"id": "eb6e263a-5555-4462-a0db-4b52ddbfa5c8",
"kind": "assembly",
"name": "Funksender finden mit gehackten Funkgeräten",
"slug": "funksender-finden-mit-gehackten-funkgeraten",
"url": "https://api.events.ccc.de/congress/2025/event/eb6e263a-5555-4462-a0db-4b52ddbfa5c8/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": "Chaoswelle Assembly",
"language": "de",
"description": "This talk will be in German.\r\n\r\nAmateur radio direction finding with inexpensive radios and open-source firmware, and an overview of the draussenfuchs.de project.",
"schedule_start": "2025-12-28T20:00:00+01:00",
"schedule_duration": "01:00:00",
"schedule_end": "2025-12-28T21:00:00+01:00"
},
{
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"name": "Lateshift POTA - Parks on the Air",
"slug": "lateshift-pota-parks-on-the-air",
"url": "https://api.events.ccc.de/congress/2025/event/302272a0-bf1e-4b5d-b5ae-4a9a4432ad25/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": "Meetup at Chaoswelle - from there we start into Planten un Blomen Park",
"language": "de, en",
"description": "Due to popular demand, now also available at a later time!\r\n\r\nPOTA introduction \"in a nutshell\" followed by joint POTA activation on shortwave in the \"Planten un Blomen\" park right next to the CCH.\r\n\r\nWe meet daily at 01:00 p.m. at the Assembly for a short introduction and then go out into the park together. The participants learn how to set up a portable shortwave station and get a crash course in shortwave operation. Then it's time to get on the air! Other radio amateurs around the world are waiting to contact us. Can you manage the 10 radio connections necessary for a successful \"activation\" of the park?\r\n\r\nNOTE: We meet AT THE CHAOSWELLE ASSEMBLY and start there with a short introduction to the POTA program. Then we go out into the park together. Dress warmly and weatherproof! We go outside even when it's raining or snowing!\r\n\r\nIf anyone wants to join us later: radio amateurs can reach us in the park on 145.500 MHz FM.\r\n\r\nOur location in the park: [OpenStreetMap](https://www.openstreetmap.org/directions?engine=fossgis_osrm_foot&route=53.561346%2C9.986447%3B53.559593%2C9.986438#map=18/53.560490/9.986277)",
"schedule_start": "2025-12-28T16:30:00+01:00",
"schedule_duration": "02:00:00",
"schedule_end": "2025-12-28T18:30:00+01:00"
},
{
"id": "68454242-9b8c-4d0f-9426-5f66cace50fc",
"kind": "assembly",
"name": "OpenRTX Meetup",
"slug": "openrtx-meetup",
"url": "https://api.events.ccc.de/congress/2025/event/68454242-9b8c-4d0f-9426-5f66cace50fc/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": "At the assembly",
"language": "en",
"description": "OpenRTX community meetup",
"schedule_start": "2025-12-29T18:30:00+01:00",
"schedule_duration": "00:30:00",
"schedule_end": "2025-12-29T19:00:00+01:00"
},
{
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"kind": "assembly",
"name": "POTA - Parks on the Air [DAY 1]",
"slug": "pota-parks-on-the-air-day-1",
"url": "https://api.events.ccc.de/congress/2025/event/82a3dddb-c67d-4917-9c88-9cc23efc5bb0/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
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"language": "de, en",
"description": "POTA introduction \"in a nutshell\" followed by joint POTA activation on shortwave in the \"Planten un Blomen\" park right next to the CCH.\r\n\r\nWe meet daily at 01:00 p.m. at the Assembly for a short introduction and then go out into the park together. The participants learn how to set up a portable shortwave station and get a crash course in shortwave operation. Then it's time to get on the air! Other radio amateurs around the world are waiting to contact us. Can you manage the 10 radio connections necessary for a successful \"activation\" of the park?\r\n\r\nNOTE: We meet AT THE CHAOSWELLE ASSEMBLY and start there with a short introduction to the POTA program. Then we go out into the park together. Dress warmly and weatherproof! We go outside even when it's raining or snowing!\r\n\r\nIf anyone wants to join us later: radio amateurs can reach us in the park on 145.500 MHz FM.\r\n\r\nOur location in the park: [OpenStreetMap](https://www.openstreetmap.org/directions?engine=fossgis_osrm_foot&route=53.561346%2C9.986447%3B53.559593%2C9.986438#map=18/53.560490/9.986277)",
"schedule_start": "2025-12-27T13:00:00+01:00",
"schedule_duration": "02:00:00",
"schedule_end": "2025-12-27T15:00:00+01:00"
},
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"name": "POTA - Parks on the Air [DAY 2]",
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"url": "https://api.events.ccc.de/congress/2025/event/93072c13-0782-4b7f-b98e-a5780854ab7e/?format=api",
"track": null,
"assembly": "chaoswelle",
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"language": "de, en",
"description": "POTA introduction \"in a nutshell\" followed by joint POTA activation on shortwave in the \"Planten un Blomen\" park right next to the CCH.\r\n\r\nWe meet daily at 01:00 p.m. at the Assembly for a short introduction and then go out into the park together. The participants learn how to set up a portable shortwave station and get a crash course in shortwave operation. Then it's time to get on the air! Other radio amateurs around the world are waiting to contact us. Can you manage the 10 radio connections necessary for a successful \"activation\" of the park?\r\n\r\nNOTE: We meet AT THE CHAOSWELLE ASSEMBLY and start there with a short introduction to the POTA program. Then we go out into the park together. Dress warmly and weatherproof! We go outside even when it's raining or snowing!\r\n\r\nIf anyone wants to join us later: radio amateurs can reach us in the park on 145.500 MHz FM.\r\n\r\nOur location in the park: [OpenStreetMap](https://www.openstreetmap.org/directions?engine=fossgis_osrm_foot&route=53.561346%2C9.986447%3B53.559593%2C9.986438#map=18/53.560490/9.986277)",
"schedule_start": "2025-12-28T13:00:00+01:00",
"schedule_duration": "02:00:00",
"schedule_end": "2025-12-28T15:00:00+01:00"
},
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"kind": "assembly",
"name": "POTA - Parks on the Air [DAY 3]",
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"url": "https://api.events.ccc.de/congress/2025/event/73c129a0-8f70-43e1-ba61-4241df469875/?format=api",
"track": null,
"assembly": "chaoswelle",
"room": "e0339235-7eb1-4c6f-8940-d8b341c406aa",
"location": "Meetup at Chaoswelle - from there we start into Planten un Blomen Park",
"language": "de, en",
"description": "POTA introduction \"in a nutshell\" followed by joint POTA activation on shortwave in the \"Planten un Blomen\" park right next to the CCH.\r\n\r\nWe meet daily at 01:00 p.m. at the Assembly for a short introduction and then go out into the park together. The participants learn how to set up a portable shortwave station and get a crash course in shortwave operation. Then it's time to get on the air! Other radio amateurs around the world are waiting to contact us. Can you manage the 10 radio connections necessary for a successful \"activation\" of the park?\r\n\r\nNOTE: We meet AT THE CHAOSWELLE ASSEMBLY and start there with a short introduction to the POTA program. Then we go out into the park together. Dress warmly and weatherproof! We go outside even when it's raining or snowing!\r\n\r\nIf anyone wants to join us later: radio amateurs can reach us in the park on 145.500 MHz FM.\r\n\r\nOur location in the park: [OpenStreetMap](https://www.openstreetmap.org/directions?engine=fossgis_osrm_foot&route=53.561346%2C9.986447%3B53.559593%2C9.986438#map=18/53.560490/9.986277)",
"schedule_start": "2025-12-29T13:00:00+01:00",
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}
]