9. Option A and E:
Explanation: Open air space between the transmitter and receiver
& nearby Bluetooth 2.0 system.
10. Option D: 2:1
Gain of 3 db will result in double the power which makes the ratio
to be 2:1
9. In an ERP-OFDM(802.11g) wireless LAN, what can cu RF signal? (Choose 2) A B С...
1. What is “LOS"? a. LOS is 2. What is WSN? a. Wireless Sensor Networks are 3. Visual LOS implies RF LOS a. True or False 4. A 1-km 2.4 GHz link has two antennas that are 2m above ground. Do we have LOS? a. Yeyor No 5. In free spate RF power loss ~1/R^2 but when the transmitter and receiver is close to the ground, the loss can be -1/R14 a. True or False 6. What is RSSI? How...