The evolution of the lead-acid and lithium-ion battery finally adds convenience to the revolution of affordable go-to mounts. By George Stallings The leaps between the technology of today versus that when I received an un-motorized equatorial 114-mm Newtonian reflector as a 10-year-old in 1988, are mind boggling. I would have […]
Tag: Celestron
Rigel Systems Offers New nFOCUS Controller Kit for William Optics Star 71
Rigel Systems has introduced a new high-torque stepper motor kit for the William Optics Star 71 telescope, driven by a nFOCUS motor controller. Rigel’s stepper motor has 0.1-degree step size and easily lifts 8.0 pounds (3.6 kilograms). The stepper can be quickly detached for manual focusing. The nFOCUS controller fits […]