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One Response to O-Gauge 1-Gauge O-27 Gauge
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o gauge is 11/16″ tall and min rad track dia= 321″. 027= 7/17 tall and 27″ min rad. track diameter. also o gauge turnouts can be either off track voltage or constant voltage aux power, there permitting trains to creep and the turnouts can be thrown crisply. on o27 without modification, you can`t creep a train and throw a switch at the same time because there would not be enough power. the switch needs 12-14 volts, a train can creep at 6- 10 volts.