Description Overview GAOTek FC / PC variable optical attenuator is an optical test instrument used for the index measurement of optical fiber system, signal attenuation of short-distance communication system and system experiment. It is capable of continuously variable attenuation of optical signal. It is widely used in digital and analog modulation systems of communication equipment. Features Support digital input attenuation and rotary dial attenuation Support stepless attenuation Maximum input optical power 27 dBm Online attenuation Support ac adapter power supply Rechargeable battery power attenuation memory Settings Technical Specifications Applicable Fiber 9 um or 125 um Calibration Wavelength 1310 nm, 1490 nm, 1550 nm, 1625 nm Attenuation Range 2.5 dB to 60 dB Resolution 0.05 dB Min Insertion Loss <2.5 dB Linearity ±0.5 dB Repeatability ±0.2 dB Overall Attenuation Accuracy ±0.8 dB Back Reflection >35 dB (typical value: 40) Max Acceptable Input 27 dBm Rechargeable Battery 8.4 V Power Adapter 7 V to 8.5 V Humidity 0% to 85% Working Temperature 32 °F to 104 °F (0 ℃ to 40 ℃) Storage Temperature 14 °F to 140 °F (-10 ℃ to 60 ℃)
