Dual channel Dew Heater controller Computerized 98") Back focus from top

98") Back focus from top of threaded collar 29 mm (1

An introduction to scale-based processing                207

Easily portable with high quality optics

many more astro-imagers and planetarium controlled setups have emerged as backyard telescope technology has evolved

Dual channel Dew Heater controller Computerized 98") Back focus from topDew controller for heat bands & Flexi Heat dew shields The Astrozap dual channel controller uses pulse width modulation technology. Each channel controls two outputs for a total of four outputs. Each channel is capable of a duty cycle from 5% on time at the low setting to 95% on time at the high setting. The Astrozap dew controller is manufactured for operation on 12 volts DC and should never be operated with any other voltage. Total amperage capacity