A symphony of electric motors and gearboxes that will make you say WOW!

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• ACS-64 recordings were done in cooperation with Amtrak® and Septa® 

• Features TCS-exclusive feature "WHOOSH" - Sounds recorded from high-speed train runbys in the Northeast Corridor. 

• Authentic sounds recorded at Septa Wayne Junction, Septa Frasier Yard,  Amtrak® Ivy City Terminal, Washington DC, and Septa Passenger Lines.

• Industry best sound. CD-Quality Sound with 16 Bits of resolution at 44.1kHz sample rate.

• Separate motor whine and gearbox noise increase prototypically with speed.

• Industry-leading Back EMF with superior slow-speed performance and glass-smooth "cruise control" even under load!

• Built-in KA4 KeepAlive®