Posted by danny burstein on August 4, 2008, 10:03 am
I've been helping out with some computing, and associated printing,
in off-grid locations. Generally we've managed by using a couple
of regular 12 V car batteries [a] and modest priced inverters
on a roll-around cart.
The problem is that we have to use a dot matrix printer, since
laser types use a lot of power, and have pretty high, make
that pretty damn high, starting surges.
(They also might be less tolerant of the modified square wave
these inverters generate).
Anyway, we'd much prefer to use a laser printer for the
better quality, performance, and print options.
Anyone have experience with hooking one up in this type
of environment?
(Yes, I know I can use a ridiculously heavy and expensive
commercial grade multi-kw BMFUPS [b]. But that would weigh
more than my car. Ok, I'm exaggerating a bit, but just a little).
Thanks
[a] we're not deep-discharging, so don't have
to get the specialized batteries. In fact, we're
using marginal almost-thrown-our car ones...
[b] The "B" stands for "big".
_____________________________________________________
Knowledge may be power, but communications is the key
dannyb@panix.com
[to foil spammers, my address has been double rot-13 encoded]
Posted by Vaughn Simon on August 4, 2008, 12:20 pm
> The problem is that we have to use a dot matrix printer, since
> laser types use a lot of power, and have pretty high, make
> that pretty damn high, starting surges.
Why have you not included ink jet printers in your consideration?
Vaughn
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Will poofread for food.
Posted by me on August 4, 2008, 1:44 pm
>The problem is that we have to use a dot matrix printer, since
>laser types use a lot of power, and have pretty high, make
>that pretty damn high, starting surges.
All the off grid types I know use ink jet strictly
cause of low power draw. Can run them off inverter etc.
Some reason you cant use ink jet?
Posted by danny burstein on August 4, 2008, 1:48 pm
>>The problem is that we have to use a dot matrix printer, since
>>laser types use a lot of power, and have pretty high, make
>>that pretty damn high, starting surges.
>All the off grid types I know use ink jet strictly
>cause of low power draw. Can run them off inverter etc.
>Some reason you cant use ink jet?
No particular reason, and that might be
a notch better than dot matrix (maybe...)
but we'd still rather have the faster speed
and much higher quality, including iamges...
that we can get from lasers.
THanks.
--
_____________________________________________________
Knowledge may be power, but communications is the key
dannyb@panix.com
[to foil spammers, my address has been double rot-13 encoded]
Posted by me on August 4, 2008, 2:00 pm
>>Some reason you cant use ink jet?
>No particular reason, and that might be
>a notch better than dot matrix (maybe...)
>but we'd still rather have the faster speed
>and much higher quality, including iamges...
>that we can get from lasers.
OK
Well I don't know exact current draw from an inkjet but
I do know several people who live in their vans and
RV's full time and use ink jet cause it must have very
low power requirement
> laser types use a lot of power, and have pretty high, make
> that pretty damn high, starting surges.