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The directions from Lionel back in the day call for using a "Sound Activation Button" & a "Whistle/Horn Button". Since my CW was made since then it has both whistle and bell buttons so would I need to use the buttons???

http://www.lionel.com/media/se...ents/71-8025-250.pdf

RailSounds, if I remember correctly the were activated by movement??

Thanks for your help
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Back then, modern electronics were entering the "O" Gauge 3-rail market. Whistles were blown by positive (+) DC superimposed on AC track voltage. Bells were rung by negative (-) DC. These small black buttons made these new sounds accessible from transformers in common use then, even those with weak DC output from whistle and horn circuits.
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Are the RailSounds started by the motion of the train?


I could be wrong but I vaguely recall only two Railsounds that depended on the motion of the train.

The first was a primitive CHUG/CHUG/CHUG/CHUG sound made inside a big black plastic wheel concealed in a tender. It contacted the center rail and turned as a train moved forward or backward. Partitions inside this wheel accumulated small pieces of material (beans, one guy told me), raised them, and let them fall down, making CHUG sounds (more or less). Marx may have come up with this one.

The other was a contact near the bottom of a smoke unit. When a crosshead moved a smoke lever up, the contact closed and made a hiss of "white noise" that resembled a CHUG as a locomotive moved faster. The speaker was in the tender.
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