The FTBx-730D from EXFO America is a state-of-the-art PON FTTx/MDU OTDR designed to deliver exceptional performance in fiber optic testing. With features such as short event and attenuation dead zones measuring just 0.5 m and 2.2 m respectively it ensures accurate measurements even in challenging environments. This versatile instrument supports high port count PON splitters, accommodating configurations of up to 1 128, and is equipped for in-service testing at 1650 nm, which is particularly effective for GPON and XGS-PON systems. Its impressive dynamic range of up to 42 dB extends testing capabilities to distances of up to 132 km in point-to-point settings, while the intuitive iOLM-ready functionality simplifies acquisition with clear go/no-go results, making it an essential tool for modern fiber installation and maintenance.