Actually, I measured that each bar on the LED display represents closer to
150mA per bar. With 3 or 4 bars that is less than 600mA giving a power
consumption of 7W.

Mike

----- Original Message -----
Sent: Wednesday, October 03, 2001 2:40 PM
Subject: Re: [M]: [M] Power consumption?


> PC wrote:
>
> > Hi,
> > What is the "wattage" rating of a 10" LX200? I have a power supply.
> > Specs-----
> > internal battery voltage= 12 volts DC
> > capacity=21 amp-hours
> >
> > inverter
> > AC output=115 volts ac
> > continuous AC output power=300 watts
> >
> > What can I except for time frame useing this with the scope? I set it
up
> > inside and after 1/2 hour it's below 1/2 charge. only did a few dummy
> > goto's and left it tracking.
> >
> > So did I waste my money? Or any other thoughts?
> >
> > Thanks
> >
> > p.s. it's a NOMAD 300 Series from
> >
http://www.solarsense.com/Products/1-Complete_Systems/1-NOMAD_300/NOMAD_300.
> > html
>
> Probably a little wasted money. I have a garden tractor battery, probably
21ah
> capacity. With a 350 watt inverter running, it keeps above the lower
limit
> input voltage for the inverter for about two or three hours. I have a
computer
> battery charger on the inverter. I got a 12 VDC to DC converter from
Radio
> Shack. The output voltage is adjustable over a range of about 9 to 24
volts and
> it is rated for 30 watts. If that is all I have on the battery, I have
driven
> the telescope for 10 hours and the battery voltage was still above 12.25
> volts. The 30 watt output rating is okay. The ammeter on the front panel
of
> the scope is about 300 ma per bar and mine shows 3 to 4 bars under all
> circumstances of driving the scope, so the scope probably consumes less
than 10
> watts maximum.
> Ted
>
>
> --
> ***************************************************
> Ted Van Sickle * Training
> 317 471 8737 * For Embedded Systems
> 317 471 8738 * FAX
> ***************************************************
>
>
>
>

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