View Full Version : Car Battery Charger
patcrbtr
September 20th, 2014, 01:23 PM
I have a Nexstar SLT 102mm Celestron Refractor. It calls for a 12 volt Celestron power pact. I have a 12 volt car battery charger. It has a plug-in I can use. But it puts out 13.4 volts instead of the 12. Is it safe to run the motors on this?
Jim Chandler
September 22nd, 2014, 04:58 PM
Yes, it's safe. All specified voltages, both AC and DC, are actually voltage ranges. 13.4 is very close to the normal resting voltage for a fully charged 12v battery.
Jim
patcrbtr
September 24th, 2014, 10:35 AM
Sorry, Meant to say car jump starter. Thanks
Preston Pendergraft
September 25th, 2014, 08:05 PM
Car jumper battery pack? Those things are great, pretty cheap and last a while. I got one for my now departed LX200GPS that I just sold for parts. I plan on keeping the battery in the car for safety. Scopes pull next to nothing in amps.
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