Additional Features: Integrated/calibrated optical channel with 30 GHz bandwidth 40 GHz bandwidth electrical channel 2.5/12.5 GHz trigger channel (set by mainframe) The Agilent 86109A provides the widest bandwidth for measurements of very high-speed optical waveforms. The integrated, calibrated optical receiver allows for easy, precise analysis of optical signals.The flat frequency response provides low-distortion, high-fidelity measurements.The companion electrical channel has over 40 GHz bandwidth.