Dwingeloo Radiotelescoop - C.A. Muller Radioastronomie Station - PI9CAM
Dwingeloo Radio Telescope - C.A. Muller Radio Astronomy Station - PI9CAM

Visitor info

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Come and have a look in the oldest rotating radio telescope in the world and listen to signals from the universe.

Visitor info

The Dwingeloo Radio Telescope is located on one of the busiest bicycle routes on the Dwingelderveld and with its 25-meter diameter, the telescope is almost impossible to miss. For passersby there are information boards about radio astronomy next to the telescope.

The radio telescope will be open for small groups of visitors on a number of Sundays and Wednesdays in the summer, spring and autumn holidays, Also open during the National Stargazing Days, the Heritage Days, the Science Weekend, and the Dark-Sky Night. In addition, group tours are available on request. The guided tours in the radio telescope start at the former director’s residence, the Muller House, next to the radio telescope.

– Entrance fee

  • child (accompanied) ≤ 9 years free
  • youth 10-24 years € 3.00 per person
  • adult ≥ 25 years € 6.00 per person
  • (junior) donator free for 2 persons
  • for special openings, the entrance fee may be less or free
  • for guided tours on request you can’t always pay with card
  • for guided tours on request the entrance fee for the group is at least € 50.00

With your contribution CAMRAS can maintain the telescope, renew equipment and furnishing, and develop and renew materials for visitors, schoolchildren, and students.

– Possibilities for a visit

View our offer (click on a button):

Virtual tour Live streams Special openings Permanent opening days Group tours on request Schools and students

– Route

Access to the radio telescope is via the former director’s residence – bungalow -, the Muller House, on the Oude Hoogeveensedijk 6 in Dwingeloo and not via the information boards along the sandy road. See contact en route (Dutch).

– Flyer

In our flyer (Dutch) you will find brief information about the CAMRAS Foundation and the Dwingeloo Radio Telescope.

– CAMRAS on Social Media

– Disclaimer

In case of equipment malfunctions, we give a guided tour without a demonstration.
In case of exceptional weather conditions such as thunderstorms, very strong winds and strong gusts of wind, snow and ice, the tours are canceled.

– Special openings

In case of special openings, other entrance fees or free access may apply.

Registration for these tours is mandatory because only a limited number of visitors are allowed in the telescope at a time. The tours last approximately 40 minutes.

As soon as registration is possible, you can do so via the Dutch page Bestel tickets voor een rondleiding (Order tickets for a tour).

= Annual national public activities 2022
  • National Stargazing Days, Saturday 25 February 2023 (passed)
  • Heritage Days, Sunday 10 September 2023 (passed)
  • Science Weekend, Saturday 7 and Sunday 8 October 2023 (passed)
  • Dark-Sky Night, Saturday 28 October 2023 (passed)
= Regional activities

Announcement to follow.

= Online demonstrations

Online demonstrations (in Dutch) are announced here or can be viewed here again.

– Permanent opening days

The radio telescope will be open on some days during some school holidays and on some days in the summer months.

Registration for these tours is mandatory because only a limited number of visitors are allowed in the telescope at a time. The tours last approximately 40 minutes.

As soon as permanent opening days are planned, this will be stated here and you can register for them via the Dutch page Bestel tickets voor een rondleiding (Order tickets for a tour).

– Guided group tours on request

Guided tours for groups are possible on request. Real observations are made during a tour. For example, it is possible to listen live to a pulsar, to receive radio waves from the sun or another radio source in the Milky Way or the universe, or to measure the velocity of hydrogen clouds in the spiral arms of the Milky Way.

In group tours, depending on the interest of the group, the emphasis can be placed on the technique of the telescope, on astronomy or on applications for radio amateurs. The telescope is also interesting from the point of view of heritage.

ATTENTION

  • The entrance fee depends on the number of group members together but is always at least € 50.00.
  • We do not organize guided tours on request after 18:00 hours (6 PM), on and around national and generally recognized holidays, and in the weeks surrounding special openings and permanent opening days.
  • Due to maintenance, the radio telescope will be closed for guided tours in January, February, and March 2023.

For more information and to request a tour, read the page about guided tours.

– Schools and students

Special guided tours are possible for schools. For more information and requesting a guided tour, please read the page about guided tours. If you want to ask another question please contact us via the contact form.

High school students can do their own research or experiment with the radio telescope, for example for a practical assignment. For more information and requesting this, read the education page.

Author(s): CAMRAS-PR + translation team
Photo(s): CAMRAS Tammo Jan Dijkema