Subject:
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Re: 4.5V/9V silliness
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Newsgroups:
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lugnet.trains
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Date:
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Wed, 12 Mar 2003 16:29:20 GMT
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Viewed:
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1037 times
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I haven't found the train motors to be particularly good generators,
but if you have two locos on an unpowered track you can give one
loco a good push and the other will lurch forward... and if there's a
light on the loco it will illuminate briefly.
Mark
"Peter Naulls" <peter@chocky.org> wrote in message
news:3E6F5BBE.3080509@chocky.org...
>
> This isn't particularly new, but you might like to try it.
>
> Anyone who knows about motors will know that you can connect two
> together and make a generator from the second one. What's more,
> you can run a 4.5V technic motor into a 9V technic motor (via
> a universal joint, or gears, etc), and have something in the
> way of a voltage converter. Finally, connect the 9V technic
> motor to a 9V train motor and you're now running a train motor
> off a 4.5V battery box.
>
> Yes, it's very silly, and you lose a fair bit of voltage to
> friction and resistance, but it does work :-) I measure
> 8V with no load, 5V with a train motor free running, dropping
> to 2.5 under a load.
>
> You could imagine similar silliness with 12V vs 9V motors,
> or running in reverse powering 4.5V motors from the train
> track.
>
> Peter
>
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Message is in Reply To:
 | | 4.5V/9V silliness
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| This isn't particularly new, but you might like to try it. Anyone who knows about motors will know that you can connect two together and make a generator from the second one. What's more, you can run a 4.5V technic motor into a 9V technic motor (...) (22 years ago, 12-Mar-03, to lugnet.trains)
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