Abstract: In this paper, a dual-channel dielectric resonator (DR) filter is presented for the first time. Two bandpass filters (BPFs) are integrated as one dual-channel filter with two input ports and ...

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Abstract: A 1.55 μm high power narrow linewidth Master Oscillator Power Amplifier (MOPA) Laser with peak power up to 1.5 W and Lorentz linewidth down to 55 kHz has been proposed, which is well suited ...