Circuitron 800-5400 AR-1 Automatic Reversing Circuit Pre-Made Scenery The TSU-2200 is a universal

The TSU-2200 is a universal 2 Amp digital sound decoder

These biker buds take a little earth

ready to draw

Track-Bed deadens sound

Build an easy display with Square Module Kit Stands

Circuitron 800-5400 AR-1 Automatic Reversing Circuit Pre-Made Scenery The TSU-2200 is a universalCircuitron 800 5400 AR 1 Automatic Reversing Circuit The CIRCUITRON AR 1 is an automatic polarity reverser that is ideally suited for use with point to point layouts, displays, test tracks or reverse loop setups. The AR 1 can safely switch up to 6 amp loads, making it compatible with virtually all scales. The AR 1 uses tiny Opto Sensors mounted between the rails where they are shaded from ambient room light by a piece of rolling stock. The AR 1