Db
Splitters
Rules of Thumb
Acronyms 1
Acronyms 2
100
What is happens to the signal if it went up 3 dB?
It DOUBLES.
100
In the real world, a 2-way splitter has no insertion loss. True or false?
False
100
The fatter the coax cable, the BLANK the loss.
lower or less
100
What does RSSI stand for?
Receive Signal Strength Indicator
100
What does dB stand for?
decibel
200
What happens to the signal if it was attenuated by 10 dB?
Signal level is 10% of what it was.
200
What's the output in dBm of a 2-way splitter if the input is 0 dBm?
a little bit lower than -3 dBm because of insertion loss
200
The higher the frequency, the BLANK the loss for the cable.
higher
200
What does MIMO stand for?
Multiple Input Multiple Output
200
What does SISO stand for?
Single Input Single Output
300
What is 50 watts in dBm?
47 dBm
300
You should always terminate any USED ports with a BLANK.
load
300
When you double the distance from an antenna, the area of coverage goes up by BLANK.
4X
300
What does LTE stand for?
Long-Term Evolution
300
What does RSRP stand for?
Reference Signal Receive Power
400
What is 5 dBm plus 5 dBm?
8 dBm
400
What is the formula for calculating the loss of a splitter with X number of output ports?
10 log X
400
When you decrease the distance to the antenna by 4X, the signal level drops by BLANK dB.
12 dB
400
What does CDMA stand for?
Code Division Multiple Access
400
What does RSCP stand for?
Receive Signal Channel Power
500
What is 1 watt plus 9 watts in dBm?
40 dBm
500
How would you attenuate the signal by 6 dB using only splitter(s)? Be VERY specific on your setup.
1) Use a 4-way splitter and terminate 3 output ports 2) Cascade TWO 2-way splitters and terminate the remaining 2 output ports
500
The Free Space Path Loss formula depends on what 2 variables?
frequency & distance from antenna
500
What does UMTS stand for?
Universal Mobile Telecommunication System
500
What does EV-DO stand for?
Evolution Data Optimized
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