Passive optical networks- EPON and GPON

Passive optical networks- EPON and GPON

Most PONs are configured like this. The number of splitters and split levels varies with the vendor and the system. Split ratios are usually 1:32 or 1:64 but could be higher. PONs (passive optical networks), Active Ethernet, and RF over glass (RFoG) are the primary...
Is this the end for air conditioning?

Is this the end for air conditioning?

We enjoy a sunny days, but we certainly don’t like it when it’s too hot. According to Washington Post report, the world is about to install 700 million more air conditioners. While we are cooling down our own little housing environment, we are making the planet...