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Low-input Optical Power Erbium-doped Fiber Amplifier
Usually, the input range for 1550nm CATV optic amplifier is 0~+10 dBm (typical ≥+3dBm) to make sure good CNR. But for Chinabase COA1550L series, there are noisefilter and gain filter inside when the input is 0dBm, its CNR can reach 49.5dBm.
Brand Names: Chinabase
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