O Scale Logo  O Scale Progress Summer-Fall 2009: O Scale Detectors GSMRM Logo
  Updated: January 12, 2021 
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O Scale Detectors

O Scale Detector latest version Uses removable terminal plug and socket for transistor. No change in wiring. See other documents for wire plan. PC board version requires nearly same amount of work since boards have to be made and compoent holes have to be drilled.

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