SSPRR Run Room

Playing with Toy Trains

Battery Substitute Assembly

Assembly by COO (Chief Operating Officer) of SSPRR

3 Volt

 3V Battery Simulation
This assembly replaces the MTH rechargeable batteries.  Reuse the socket and wires from the MTH batteries.
 3V MTH Rechargable Battery
MTH Rechargeable Batteries
Connections Illustrated
Illustration of connections for capacitors in series and diode across the output leads. 
Illustrated Parts 2 
Illustration with better polarity of connections for capacitors in series and diode across the output. 
Soldering Series Connection 
Solder series connection.
Soldering Diode 
Solder diode across outputs.
See Parts List and Instructions

The Supercap illustrated below is the same or similar to the Supercap used in the original BCR2 by J and W Electronics.
I now use the capacitor shown below in place of the 2 capacitors and diode listed above.
Heat Shrink Tubing 
Soldering is complete and ready for wire trimming and heat shrink tubing.
Capacitor Copy
Nesscap 5.0V 1.5F
is a duplicate of the capacitor used in the BCR2.
Polarity Illustrated 

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