A shorter version of the AMD4, the ASD4 is a drop-in for the Atlas GP7, GP9, GP30, and GP35. It has two LED's (one on the front, and one on the back), and it supports two extra functions by way of soldered on leads.
The ASD4 features the TCS exclusive auto-adjusting BEMF.
This decoder features onboard 680 ohm 1/4 watt resistors for LED's!
Dimensions 2.73?x.349?x.13? or 69.34mm x 8.865mm x 3.3mm
Main Features of this Decoder
Back EMF Load Compensation for superior slow speed control even with heavy loads.
? Quiet Drive creates SUPER QUIET engine performance.
? Autodetect for realistic throttle response when using DC power.
? Dimmed Brightness of bulbs or LEDs is adjustable.
? Variable Momentum lets you make custom acceleration curves.
? Ditch Lights: control alternating ditch lights with realistic pulsing.
? Mars, Gyra, and Rotary Beacon are adjustable.
? Decoder Lock for programming same address decoders independently.
? Function Remapping: 13 buttons for most lights, 7 buttons for operations.
Other Features of This Decoder: This decoder has too many features that could be listed on this page. For the complete list of available features, print out the "Additional Programing Guide" that can be found in the literature section of our website ( www.tcsdcc.com). Some of the features include: Function Remapping, 3 Point Acceleration/Deceleration Curves, Button Control of the Motor, Loadable Speed Tables, Various lighting effects, decoder lock and many more
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