Request InfoTerahertz Technologies Inc.The PDA-750 photodiode amplifier is a low-noise, high-gain transimpedance amplifier that is designed to provide a direct digital readout of the current generated from a photodiode, photomultiplier or similar current source. Applications include readout for unity quantum-efficient detectors, characterization of detector dark current, spectral calibration of detectors and sensitive high-precision optical power measurement.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra April 2023 IssueLaser Phase Lock SystemThe OE5000 Hi-Q Laser Phase Lock System from OEwaves Inc. allows the offset locking of two individual lasers separated in frequency by as much as 50 GHz. 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