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In lugnet.trains, John Gerlach wrote:
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> Can DCC output a voltage with either polarity, or are you limited to one?
Yes, otherwise you could only run a DCC loco in one direction.
ROSCO
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Message is in Reply To:
 | | Re: DCC Controlled Signal
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| (...) Could you use a "bi-color" LED this way? Polarity one way, light is red. Polarity the other way, light is green. Polarity alternating, yellow! (Ok, that last part is probably a pipe-dream... <grin>) Can DCC output a voltage with either (...) (20 years ago, 21-Oct-04, to lugnet.trains, lugnet.parts.mod)
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