Description

Features • stepwise attenuating by circum gyrated dial: attenuating step 0.*5dB • Provide with the function of displaying dB and dBm attenuating value • Alternative function of *0 minutes Auto-off without operation • After off the instruments, the system will have the memorizing of the attenuating value and the attenuating step, in order to restore the system back to the previous shut down state when open the instruments next time Application Telecom Maintenance CATV Maintenance Comprehensive cable construction system Optical instruments research and development Optical communication education and lab testing Other optical project Specification Model Name WY****1 Attenuating wavelengthRange ***0~***0nm Fiber Mode 9/**5um SM Optical Connector FC/PC (FC/APC, SC/PC, SC/APC optional) Calibrated wavelengths ***0/***0/***0/***5nm MeasurementRange 2.5~*0dB Resolution 0.*5dB Minimize Insertion Loss ï&frac*4;œ2.5dB Linearity ±0.5dB Repeating ±0.2dB Attenuating Accuracy ±0.8dB Return Loss ï&frac*4;ž*5dBï&frac*4;ˆtypical value*0dBï&frac*4;‰ Max input ï&frac*4;‹*0dBm Displaying type lattice **8**4 black and white, white back ground light Rechargeable batteries 7.4V Power supply adaptor 7~8.5V Operation temperature 0~*0℃ Storage temperature **0~*0℃ humidity 0~*5%ï&frac*4;ˆnon-condensationï&frac*4;‰ Weight **0g Standard Package WY****1 Optical Variable Attenuator, Rechargeable 7.4V battery, Charger, Power Adaptor 8.5V, Instruction Manual and Cotton tampon, Soft Carrying Case.