I found a 20A PS off rcuniverse for $60. http://www.rcuniverse.com/market/item.cfm?itemId=422190
Rob On Fri, Aug 22, 2008 at 7:19 PM, Doug McLaren <[EMAIL PROTECTED]> wrote: > On Fri, Aug 22, 2008 at 07:54:07PM -0400, [EMAIL PROTECTED] wrote: > > | I know the Triton expects to see something like a 12 volt car > | battery, so can I/ how would I go about using this power supply > without > | frying the Triton? > > If you're worried about futzing around, then I'd just skip that PS and > get a 12v one. > > I picked up a PS with the same shape/form factor for about the same > price a few years ago on Ebay and it was 12 volts. It had a pot that > would fine tune the voltage, but I doubt it could drop it by 50%. (It > also put out the same power -- they halved the voltage, and doubled > the amperage.) > > Ebay seems to have lots of similar power supplies that do 12v, but the > price seems to have gone up, and many are in Hong Kong ... > > | I have a stack of like five old computer power supplies on the bench, > I > | had thought about getting one of them to work for this using the > | Internet directions but don't have the time/inclination to futz > around. > > It's probably less futzing than modifying a 24v PS to be 12v anyways ... > > | This one is $24 and that's about half what the local Radio Scrap store > | would charge for something similar. > > Radio Shack is easily beaten. Though even $50 at RS for a 6A PS > seems a bit cheap. > > If there's a local ham radio swap meet, they're good places to look > for this sort of thing. Or go down to Goodwill, and find a laptop or > printer power brick that emits 12 volts. > > The Triton can use up to 13 amps, but unless you charge large NiCd or > NiMH packs (5 amps, 20 cells, that sort of stuff) you'll never go > anywhere near that limit, and can do with a much smaller power supply. > Six amps will probably handle most people just fine, for example. > > -- > Doug McLaren, [EMAIL PROTECTED] > There is no monument dedicated to the memory of a committee. > --Lester J. Pourciau > RCSE-List facilities provided by Model Airplane News. Send "subscribe" and > "unsubscribe" requests to [EMAIL PROTECTED] Please note that > subscribe and unsubscribe messages must be sent in text only format with > MIME turned off. Email sent from web based email such as Hotmail and AOL > are generally NOT in text format >
