Request InfoCalmar LaserCalmar offers a line of ultrafast pulsed fiber lasers for telecommunication network system research and development with applications in optical component and module characterization. This actively mode-locked fiber laser PSL offers a wide range of repetition rates from 0.4 to 45 GHz. The laser emits transform limited pulses with very low phase and amplitude noise. The average output power is > 20 mW. With an optical mode stabilization function integrated, the laser features stable pulse-to-pulse phase relationship that is useful in QPSK transmission configuration. 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