Sound set chips ares available:
Allows one to change the sound set in his Maxx Traxx box.
MTC-600 Heartland Steam: Classic Prototype Steam Sounds, Big Throaty Whistle, Pull Bell.
Chuffing s synchronized to engine speed.
MTC-601 One chime Diesel: Early diesel era 1 chime horn.
MTC-602 Multi Chime Diesel: Use in Modern Diesels.
MTC-603 GG1 Electric. Realistic traction motor sounds change with engine speed. Includes an authentic GG1 horn and bell.
MTC-604 Small Steam: Small Whistle and Chuff appropriate to switchers. Chuffing is synchronous to engine speed.
MTC-xxx Sound Set Chip: $45.
The Maxx Traxx boxes are all sold out.
For your reference, MSRP is $159.
Look around at your hobby shows or online for an unwanted one.
For Repairs of an existing Maxx Traxx, see:
QSI Sound Sound System Repairs: QSI Obsolete Products RepairsSee paragraph 3.