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.........
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