The Dutch atmosphere is generally speaking very moist. This causes telescope mirrors to fog up. To prevent this I have dew heaters on my telescope. The ones I have are a little bit too heavy so they must be regulated. For that I am building my own 3 channel dew heater controller and 1 channel fan speed controller. Here the 1st dew heater channel is ready.........
Tuesday, December 22, 2009
Self built dew heater controller
The Dutch atmosphere is generally speaking very moist. This causes telescope mirrors to fog up. To prevent this I have dew heaters on my telescope. The ones I have are a little bit too heavy so they must be regulated. For that I am building my own 3 channel dew heater controller and 1 channel fan speed controller. Here the 1st dew heater channel is ready.........
Sunday, December 20, 2009
An even more snow......
Friday, December 18, 2009
Sunday, December 13, 2009
Deepskydag 2009
Really everything you need, collimation cap, eyepieces, batteries for the secondary mirror heating etc. etc. etc. is put inside the small box.
Presentatio
Liev
Tuesday, December 08, 2009
Brassband Sirena Hooge Mierde music contest
Wednesday, December 02, 2009
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