: Many "BLW" (typically referring to Baldwin Locomotive Works) or similar sound projects are being phased out in favor of high-fidelity "remastered" versions for LokSound 5 decoders. If you are using a LokSound 5 decoder, check the ESU Sound Download Area for a native V5 version for better audio quality.
: This specific file version is designed for LokSound 4 (V4.0) decoders. While older than the current LokSound 5 technology, many of these files have been adapted or "converted" for use in newer hardware. blw4.rar
: You will need a utility like WinRAR or 7-Zip to open the .rar container and access the actual sound project inside. : Many "BLW" (typically referring to Baldwin Locomotive