Dual channel Dew Heater controller Computerized 1" long extension tube X2

1" long extension tube X2

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

and permanently programmable periodic error correction (PPEC)

and passion who has lived our collective dreams of space exploration and returned to tell us all about it

Dual channel Dew Heater controller Computerized 1" long extension tube X2Dew 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