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The A4X is four function HO-scale "drop-in" style mobile decoder for Atlas, Athearn, Kato, etc. locomotives.
Examples include the following:
Athearn:
- F59PHI
- F3
Atlas:
- RS-1/RS-3/RS-11
- C424
- GP7
Kato:
- GP35
If you need more than four total lighting functions, or are using 1.5V bulbs, you should consider the A6X.
- Back EMF Load Compensation: Provides superior slow speed control and high performance under load.
- Quiet Drive: Super-quiet motor control for "buzz" free motor performance.
- DC Mode: Decoder will automatically detect DC power. You can also configure how your lighting effects function on DC.
- RailCom®: This feature allows the decoder to talk to the command station. RailCom supports expansion for new features.
- Variable Momentum: Allows you to make custom acceleration and deceleration curves.
- LED Support: This product does not require external resistors when connecting LED's.
- Incandescent Bulb Support: This decoder can be used with 12 Volt bulbs.
- Function Remapping: Buttons 0 through 12 may be used to control the lighting functions of this decoder.
- Programmable Lighting Effects: Choose from 20 separate user-programmable lighting effects!
- Dimmable Brightness: Configure multiple different brightness levels for your LED's or incandescent bulbs.
- Decoder Lock: Feature which prevents accidental/unwanted programming while activated.
- Airwire™ Compatible: Fully compatible with Airwire™ operation.
- User-Loadable Speed Tables: Configure custom speed curves and set speed limits.
Specs:
- Interface Type: Drop-In
- Dimensions (L x W x H): 2.85" x 0.682" x 0.138" or 72.39mm x 17.32mm x 3.51mm
- Scale: HO Scale
- Continuous/Peak: 1.0/2.0 Amp
- Total Functions: 4
- Function Rating: 100 mA
- 12V Outputs: 4
- LED Outputs: 4