New question. Does anyone have a wiring diagram for the later QSI decoders in the Proto 2000 SW9/1200, SW8/990? Even a photo would help showing what wire connects to what. Purchased this decoder used

The following files have been uploaded to the Files area of the QSIndustries@groups.io group. /Quantum1Lighting_1_1_1.pdf By: citaro_o530 <citaro_o530@...> Description: Some examples of connecting lig

In the files section I have just created a folder (Q1 and Q1a Sound Sets) and placed the excel spreadsheets I created not long after we lost the website back in 2017 (yes I know its still there). Thes

I see this forum has been around since 2004. And I don't have time to read each and every thread. So, let me say this: Is this forum for all QSI decoders? Or just the newest. Titan or whatever it's ca

I just went into the QSI Solutions website to find Quantum Magnum files to reprogram some decoders and no files! Does anybody know where they have been moved to? I've 7 decoders that a customer wants

Simon Brown <s_brown@...> added folder /Q1-Q2 Sound Sets

Would anyone happen to know which connectors are used on the Atlas MP15 QSI decoders? I really need to find some. Thanks, Frank Brehm

I purchased an Atlas gold ho scal locomotive. After opening the shell, I see the sound decoder is missing. Does anyone know what qsi decoder was originally used in the model?

I've been organizing my collection of sound files, and noticed that the hardware ID of what decoder it is for is also listed, when you load a sound file into Q2 upgrade. Can anyone help me with this i

Does anyone know what flashing head lights indicate when Q1V7 decoder equipped loco is put on life track. I know in a TSUNAMI it means a short in the installation, but this is a LL P2K E8 that the day

How do I contact qsi regarding purchase of a new programmer?

Thanks for all the replies giving me enough material to let the owner of the model decide which way he wants me to solve the issue to suit his ear! Thanks and warm regards, John Burkhardt South Africa

Pardon the cross posting to all sound user groups but I’m seeking opinion from the people who have actually heard the prime mover sound in the Doodlebug? Thanks and warm regards, John Burkhardt South

Hello, One of my P2K locos with QSI Q1a sound decoder is failing in operation. The sound gets distorted as soon as system is powered up. When the metal chassis is touched distortion amplifies. After a

Group, I picked this up on the O-scale site, I have no need for it so I am interested in selling it. Please contact me off list at edsauers@... to make a offer if interested. The seller defined it as

I bought a Broadway Limited SD40-2 in January 2005. Does anyone have a pinout of the decoder that would have been installed in that timeframe? It is slightly different from the later pre-Revolution de

Had a frustrating day, trying to get past an error message when programming QSI Q1 decoders. I'm working on a swap for 2 customers, the first want his locos freed of OEM QSI Q1 decoders and replaced b

Attached is a file sent from Frank that he was trying to upload to the files section for the group. He wasn't successful and neither was I so here it is for your own personal use. This is not availabl

Talmadge C 'TC' Carr <group_list@...> added folder /QSI Drivers The following files have been uploaded to the Files area of the QSIndustries@groups.io group. /QSI Drivers/Windows 10 - FIX - This App H

All, I have had success in installing the Silabs driver for the QSI programmer with the most recent Windows 10 OS. It took both the information provided in the original QSI Documentation found on what