weBoost Drive Sleek Installation Manual page 17

(Measuring Booster Performance cont.)
Signal Strength (dBm) with weBoost system powered OFF:
Signal Strength (dBm) with weBoost system powered ON:
Compare Results
Compare the decibels (dBm) on the chart below to find what signal strength you fall into.
Signal Strength
Signal Strength
3G/1x
3G/1x
4G/LTE
4G/LTE
Did you know a signal increase of just 3dB is 2 times the power and signal amplification!
Gain Improvement
Gain Improvement
3dB
6dB
3dB
10dB
6dB
20dB
10dB
20dB
Excellent Good
Excellent Good
-70dBm -71 to -85dBm
-70dBm -71 to -85dBm
-90dBm -91 to -105dBm
-90dBm -91 to -105dBm
Signal Improvement
Signal Improvement
2X
4X
2X
4X
(dBm here)
Fair
Fair
-86 to -100dBm
-86 to -100dBm
-106 to -110dBm
-106 to -110dBm
10X
10X
(dBm here)
Poor Dead Zone
Poor Dead Zone
-101 to -109dBm
-101 to -109dBm
-111 to -119dBm
-111 to -119dBm
100X
100X
-110dBm
-110dBm
-120dBm
-120dBm
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