This small circuit can be used to control model railway turnouts operated by AC voltages. A logic level in the range of 5–12 V can be used as the control signal. The coils of the turnout are switched ...
Volunteers said the closure of the David Clarke Model Railway was "deeply flawed", while charity trustees said they had not taken the decision "lightly" Volunteers who care for a 40ft-long (12.2m) ...
In order for the solenoid point motor to throw the point we need to apply current briefly to an electromagnetic coil. A capacitor discharge unit greatly improves reliability in that it builds up and ...
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