Operating Manual

39GHz_L 5G Wireless Optical DAS Operating Manual

4.2.3 Material and Component

• Passive devices used for each unit of the 39GHz_L 5G Wireless Optical DAS has stable

characteristics on frequency and temperature change, and active devices are industrial or

equivalent semiconductors, and integrated circuits are solidified devices.

• Wires used for each unit of the 39GHz_L 5G Wireless Optical DAS are flame-retardant coated

wiring with sufficient current capacity and breakdown voltage.

• Coaxial cable for connecting each unit of the 39GHz_L 5G Wireless Optical DAS are aluminum or

copper sheathed cables..

• All metals used for each unit of the 39GHz_L 5G Wireless Optical DAS are built to withstand not

only common corrosion but also stress corrosion and cracking.

• The used plastic are insoluble in solvents, and is created to not change color, crack, or molt when

exposed to ammonia..

• Plastic is created to not crack when exposed to materials used for cable production (ex :

insulators, filling compound).

• The enclosure, component, PCB, solder, cable of each unit of the 39GHz_L 5G Wireless Optical

DAS comply with RoHS.