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Marker M1 indicates the receive band of the tower mounted amplifier. The level above the
0 dB reference level is the gain of the TMA. Marker M2 indicates the transmit band of the
amplifier where there is no gain.
4-16
Chapter 4 Measurements
Gain/Insertion Loss
TMA-DD PCS
M1: 12.17 dB @ 1882.36 MHz
Frequency (18250.0 - 2025.0 MHz)
1825
1850 1875
1900 1925 1950 1975 2000 2025
dB
10
-10
-20
-30
-40
-50
-60
-70
0
M1
Figure 4-12. TMA-DD Gain Measurement