New BlueTooth (BT) Signal Board.

The new BT Signal Control Board.

This board features a radar train detection module, BT module, up voltage converter

module, Arduino nano, LED driver transistors and is powered from a LIPO battery or

an external 5V supply. Jumpers on the board select the supply state. Point movement

servos can be connected to the board and control the direction of points.

The battery also powers the color LED lights.

The module with a smart phone running a home brew control app.

RED LED showing a danger aspect.

The following images are showing the module in different control states.

YELLOW LED showing a caution aspect.

GREEN LED showing a clear aspect.

The Red LED bottom left is indicating track detection by the radar module.

WHITE LED showing a change of direction via point control with a yellow aspect.

WHITE LED showing a change to other direction via point control with a green aspect.

Smart phone showing loss of connection to the BT device.