JBL 2397 Diffraction Horn (c1977)
The 2397 is a unique high frequency horn noted for excep- tionally wide dispersion and smooth. uncolored sound cilaracter Originally developed for r11otIonpicture sound reproduction, it is ideal for other short throw applications and has been used with great success in custom designed con- trol room monitor systems.
Link for PDF: JBL 2397 Diffraction Horn (c1977)
https://aboutprosound.com/wp-content/uploads/2022/09/JBL-2397-Horn.pdf
