Version	Language	Size	Uploaded
Tech Notes
Tech Note: Cone Midrange Compression Drivers (CMCD) updated: 10月 2020			2.0 MB	10月 2020
Tech Note: JBL’s New Maximum Output, Midrange/Low-Frequency Transducers updated: 10月 2020			447.6 KB	10月 2020
Tech Note: Polarity Conventions updated: 10月 2019			55.0 KB	10月 2019
Owner's Manuals
2012H Information updated: 10月 2020			146.1 KB	10月 2020
Information documents
JBL Professional Model Number Listing: updated: 10月 2020			47.3 KB	10月 2020

If any of the links above result in strange characters in your browser, please right-click the file to save it to your computer.