HO and Large Scale.
for HO Scale
for Large Scale
All Steam, HO & G; Q2 Upgrade; All Q1a
Sound Set IDs
Aristo and Magnum Sound Set IDs
Q1a Now Supports Cut & Paste
Welcome To QSI Solutions!
Exclusive authorized distributors for Quantum QSI, realistic locomotive sound systems. Quantum Solutions is a special division of American Hobby Distributors dedicated to distribution and support of QSI aftermarket products.
QSI is a leader in premium sound & train control devices and has sold over one million sound systems world-wide. QSI's Quantum systems are known for their realism, reliability, and ease of use.
Why has the QSI Solutions (division of AHD) been chosen by QSI to be the exclusive distributor of QSI aftermarket products?
- AHDs superior product knowledge of locomotive analog (DC) and DCC sound and control systems,
- The level of technical support AHD provides to its dealers, and
- AHDs roster of high caliber knowledgeable dealers.
AHD is the only distributor of model railroading products that provides technical support to their dealers and their customers in addition to specializing in the distribution of DCC and related products at great prices.